300 Qs on Computer Hardware for bank exam300 कंप्यूटर हार्डवेयर सवाल
This 300 Questions on computer hardware are very important for exams like SBI clerk, and other banking, SSC exams where computer awareness is tested of a candidate.
1. Where would you find the letters QUERTY?
Keyboard
2. How did the computer mouse get its name?
It's cable looks like a tail
3. What are you most likely to use when playing?
Joystick
4. A digitising tablet can be used for?
Tracing diagrams
5. Which of the following is a pointing device
Touch screen used for computer input.
6. What does a light pen contain?
Light sensitive elements
7. What would be the best way to move around a 3D environment?
Use a space mouse
8. What input device can be used for marking
Optical mark reader
9. What input device could tell you the price of
Bar code reader
10. Where would you find a magnetic strip?
Credit card
11. Hard copy is a term used to describe...?
Printed output
12. What do the abbreviations VAB stand for?
Voice answer back
13. What are the individual dots which make up a picture on the monitor screen called?
Pixels
14. A daisy wheel is a type of...?
Printer
15. Factory production lines can be automated using...?
VDUs
16. An impact printer creates characters by using...?
An inked ribbon and print head
17. What would you NOT use with a flatbed plotter?
Paper
18. What would be the best way to move around a 3D environment?
Robots
19. What do you need for an ink jet printer?
A cartridge
20. A laser printer does NOT use?
A photoconductive drum
21. The amount of data that a disk may containis known as the disk's...?
Storage capacity
22. You can protect a floppy disk.
Write
23. Information on a hard disk is usually backed-up using a..?
CD-ROM
24. Magnetic storage devices can represent binary 0 by the absence of...?
Magnetic tape
25. Magnetic tape is a..?
Serial access medium
26. Hard disks can have a storage capacity in the region of...?
1Gb
27. Formatting a disk results in all the data being...?
Deleted from the disk
28. Which storage device has the largest capacity in Mb's?
(2) A CD-ROM
29.Which storage device cannot beerased?
A floppy disk
30. Where should floppy disks be stored?
In a drawer
31. Who is accredited with developing the architecture of the modern computer?
John Von Neumann
32. Which bus carries information between processors and peripherals?
Data bus
33. Which bus controls the sequencing of read/write operations?
Control bus
34. The contents of these chips are lost when the computer is switched off?
RAM chips
35. What are responsible for storing permanent data and instructions?
ROM chips
36. Which parts of the computer perform arithmetic calculations?
ALU
37. What are small high speed memory units used for storing temporary results?
CPUs
38. What maintains the status of the last operation carried out by the ALU?
Accumulator
39. How many bits of information can each memory cell in a computer chip hold?
8 bits
40. What type of computer chips are said to be volatile?
RAM chips
41. An example of an embedded system is ...?
A calculator
42. Which computers use single chip processors?
Personal computers
43. Travel agents use this computer system when reserving flights.
Personal computer
44. Which computers are used in the weather forecasting industry?
Super computers
45. Which computers are connected to many terminals and can multitask?
Personal computers running MS-DOS
46. Vacuum tube based electronic computers are...?
First generation
47. Which generation of computer was developed from microchips?
Third generation
48. Which generation of computer uses more than one microprocessor?
Fifth generation
49. Which generation of computer developed using integrated circuits?
Thirtl generation
50. Which of these is actually a very basic computer?
a calculator
51. Imagine that a user has a WORD document open at a workstation and that workstation is unexpectedly disconnected from the school network and from the Internet.
Where should the user BEST save her work?
H drive
52. Computer memory that temporarily stores information is called the ____.
RAM
53. The brain of the computer is called the _____.
CPU
54. The operating system is also called the ______ between the user and the computer.
interface
55. When installing a peripheral you also usually need to install a _____ .
driver
56. Computers use which of the following number systems to store information?
base 2
57. A single binary digit is known as
bit
58. Internet Safety relates to__________.
only those who sign up for chat rooms
59. A file name extension for Word 2007 files is ___.
.docx
60. A KB represents____bytes
1,000
61. How many Bytes in a Megabyte (MB)?
1,024,000
63. What does ALU stand for?
Arithmetic Logic Unit
64. How many pins on a standard DDR RAM Dimm?
184
65. Which Platform(s) can aPentium III Processor beused in?
Socket 370 / Socket mPGA 370 / Slot 1
67. If a computer is constantly rebooting itself, what is most commonly the problem?
Insufficient Power-Supply Unit
68. What does the company name 'AMD' stand for?
Advanced Micro Devices
69. How many pins does Ethernetuse in the RJ-45 Connection?
4
70. What does SSE stand for inIntel's SSE Technology?
Streaming Simmd Extensions
73. Which does NOT belong to a Intel Pentium 4 Platform?
DDRSDRAM
75. What Video Card is Best Suited for 3D Games?
ATI Radeon 9700 Pro
76.What platform does the AMDK6 3+ Processor Belong to?
Socket7
77. What platform can the VIA/Cyri III Processor Be used in jut c the following?
Slot 1
78. What motherboard manu facturer is the most popular out of the following?
Asus
79. What is the BEST ram solution for the Intel Pentium 4 Processor?
SDRAM
80. How did the SHIFT key get it's name?
From the Latin word for large, Shiftius, which v as the first language ever used on acomouter.
81. If an 8-bit integer has a maximum of 256 possible values, what is the highest possible value of a 16 bit integer?
65535
82. What does BASIC stand for?
Beginner's All-purpose Symbolic Instruction Code
83. What does ASCII stand for? '
American Standard Code for Information Interchange
84. The access method used for magnetic tape is_____
Sequential
85. By .Processing we understand ____
Processing string of only words
86. The difference between memory and storage is that the memory is ___ and storage is ____
Temporary, permanent
87. Which of the Following holds the ROM, CPU, RAM and expansion cards "
Mother board
88. The language that the computer can understand and execute is called ____
Machine language
89. Which of the following devices can be used to directly input printed text
MICR
90. A floppy disk contains
Both circular tracks and sectors
91. CD-ROM is a
Memory register
92. Actual execution of instructions in a computer takes place in ,
Control Unit
93. Which of the following is used as a primary storage device
Magnetic tape
94. Information retrieval is faster from
Hard disk
95. Operating system is
A collection of software routines
96. Operating system
Link a program with the subroutines it references
97. Execution of two or more programs by a single CPU is known as:
None of these
98. Modem stands for Modulator demodulator
Modulator demodulator
99. Typical data transfer ra te in LAN are of the order of
Kilo bits per sec
100. Ethernet uses
Bus topology
101. Wide area networks (WANs) always require
High bandwidth communication source link
102. Typical bandwidth of optical fibers is
All of the above
103. A large number of computers in a wide geographical area can be efficiently connected by
Communications satellites
104. Which of the following topologiesis not of broadcast type?
None of these
105. Bug means
A logical error in a program
106.The part of machine level instruction, which tells the central processor what was to be Done is
Operand
107. Indicate which , of the following is not true about 4GL.
4GL does not support a high -level of screen interaction
108. Indicate which of the following, best describes the term "software"
Both (1) and (2)
109. A translator is best described as
An Application software
110. Indicate which of the following is not true about an interpreter
Interpreter analyses each source statement every
time it is to be executed
111. The errors that can be pointed out by the compiler are
Syntax errors
112. Cis
A third generation high level language
113. A graph preapared by a computer
is the piece of information to use
114. Which of the following does not represent on I/O device
ALU
115. The communication line between the CPU, memory and peripherals is called a
Bus
116. Memories which can be read only are called..............memories
ROM
117. Example of non-numerical data is
Employee address
118. One thousand byte; opresenta
Kilobyte
119. The language that the computer . can understand and execute is called
Machine language
120. A step by step procedure used to solve a problem is
called
Algorithm
121. Which of the following holds the ROM, CPU, RAM and expansion cards
Mother board
122. The errors that can be pointed out by the compiler are
Syntax errors
123. A computer cannot "boot" if it does not have the
Operating system
124. WAN hardware includes
Multiplexors and routers
125.Third generation computers
None of these
126. A Winchester disk is a
Disk stack
127. A computer can be defined as an electronic device that
accept and process data using a set of stored instructions
128. The Central Processing Unit:
controls all input, output and processing.
129.Computer follows a simple princi
ple called GIGO which
means:
(
1) garbage in garbage out
(2) garbage input good output
(3) great instructio
ns great output
(4) good input good output.
(5) None of these
130. The term 'baud' is a measure of the:
speed at which data travels over the communication line
131. A bootstrap is:
a small initialisation program to start up a computer
132.Which of the following is not hardware:
Assembler
133. Pick out the wrong definition :
Access time-time needed to access the output
134. Terminal is a:
point at which data enters or leaves the computer
135. Multiple choice examination answer sheets can be evaluated automically by
Optical Mark Reader
136. An operating system
consists of programs that help in the operation of computer.
137. Which of the following would cause quickest acess
direct access from a harddisk
138. The process of retaining data for future use is called
storing
139. A file is corrected immediately after the input of a trans-action.This is an example of
on-line updating
140. Magnetic tapes are good storage media for
backup and high volume data
141.Which of the following is a computercode
EBCDIC
142. Data is generally coded in 8-bit units, such a unit is also called
byte
143. Half adder is logic CKT that adds. .........Digit at a time
Two
147. In 1st Complement a number which is Subtracted from other number is known as..........
minuend
148. In a 2nd Complement a number which is subtracted from other number is known as...........
Subtrahend
149. In 2nd Complement a number which is subtracted from other number is known as.............
Minuend
156...........Are used for converting one type of number system in to other form.
Encoder
157.......... Are used for converting one type of number system in to the other form
Decoder
158. Multiplexer means.................
many in to one
159. Multiplexers is also known as.
mux
160. ASCII code isa......... bit code.
9
162.The decimal number is converted in to excess 3 codes by adding, to each decimal digit.
3
163.110+110=............
2
164.12+12=...........
1
165.The digital system usually operated on.........system.
binary
166. The binary system use powers of..........for positional values.
2
167. After counting 0, 1, 10, 11,'the next binary number is
100
170. In logic algebra, variables can assume only two values:either..........or
0
171. A logic gate is an electronic circuit which
makes logic decisions
172. In positive logic, logic gate 1 corresponds to
higher voltage level
173. In negative logic, the logic state 1 corresponds to
lower voltage level
175. An X-OR gate produces an output only when it's two inputs are
different
176. An AND gate
is equivalent to a series switching circuit
178. The only function of a NOT gate is to
invert an input signal
179. A NOR gate is ON only when all it's inputs are
OFF
181.Karnaugh map (K-map) technique provides a systematic method for simplifying ———
Boolean expressions
184. A octal is group of ——1's
8
187. A Register is a group of ——
Flip-flops
192.The First Microprocessor was ______
Intel 4004
193.8085 was introduced in ___
1976
194. In 1978 Intel introduced the 16 bit Microprocessor 8086 now called as_____
APX80
195.Which is a 8 bit Microprocessor ______
Motorala MC-6801
196. Pentium-l, Pentium-ll, Pentium III and Pentium-IV are recently introduced microprocessor by______
Intel
197. The address bus flow in ____
unidirection k
198. Status register is also called as _______
flags
203. The First electronic computer was completed in ___ .
1946
204. The First Generation of computer appeared during the period __ .
1945 to 1954
205.The Second Generation of computers used ___
Transistors
206. The fourth Generation began in________
1965
207. ____is used .to create Large program on internet
Java script
208.The Device which converts instructions into the binary form that is understood by the computer and supply to the computer is known as___.
Input
209. Laptop PCs are also known as ___Computers
Notebook
210. The symbol is used to indicate a point at which decision has to be made __ .
decision
211 . Windows 98 is ____________
Operating System
212. A common topology to any network is _ __ topology
Star
213. A flip flop has ____ stable status
Three
214. Flip flop is also called as _____
bistable
215. The number system that we use in our day to day life is called the Number System __ .
Decimal
216.The Binary system has base ___ .
2
217. The Octal Number system has base ______
8
218. The Decimal Number system has base ___ .
10
219.The Hexadecimal Number system has base_.
16
225. Hexadecimal number system has ..... symbols.
16
226.Octal number system has .....symbols.
8
227. Binary number system has ..... symbols.
2
228. Decimal n/mber system has ..... symljfls.
10
237. The binary equivalent of (64)10 , is :
1000000
238. The two kinds of main memory are:
ROM and RAM
239.Which of the following will happen when data is entered into a memory location?
It will erase the previous content
240. A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is
Buffer
241. To locate a data item for storage is
Fetch
242.Time during which a job is processed by the computer is
Execution time
243.A directly accessible appointment calendar is feature of a ... resident package
Memory
244. The term gigabyte refers to
1 024 megabytes
245. Which of the following processors use RISC technology?
PowerPC
247. The two major types of computer chips are
Both 2 and 3
248. As compared to the secondary memory, the primary memory of a computer is
Fast
249. Which of the following is a way to access secondary memory?
Random access memory .
250. Which of the following memories allows simultaneous read and write operations?
RAM
251. Which of the following memories has the shortest access times?
Cache memory
253. A set.of information that defines the status of resources allocated to a process is
Process description
254.Any method for controlling access to or use of memory is known
Memory protection
255. A type of core store that has a lower access time than the de-vices used for working store in the same processor is known as
Address register
257. A disk storage medium in the form of an assembly contain-ing a single rigid magnetic disk permanently is
Disk cartridge
258. A memory that is capable of determining whether a given da-tum is contained in one of its address is
CAM
259. A method of implementing a memory management system is
Buddy system
260. A plastic card similar to a credit card but having some memory and a microprocessor embedded within it is
Punched paper tape
261. The use of spooler programs and/or .........Hardware allows personal computer operators to do the processing work at the same time a printing operation is in progress
Buffer
262.Which chips using special ex-ternal equipment can reprogram
PROM
263. Interface electronic circuit is used to interconnect I/O de-vices to a computer's CPU or
Memory
264. Which term is used to describe RAM?
All of the above
265. Which is the type of memory for information that does not change on your computer?
ROM
266. A typical personal computer used for business purposes would have... of RAM.
256 K
267.Which computer memory is used for storing programs and data currently being processed by the CPU?
Internal memory
268.Which of the following is a sec-ond ary memory device?
Disk
269. The difference between memory and storage is that memory is ......and storage is...
Temporary, permanent
270. Which of the following regis-ters is used to keep track of address of the memory location where the next instruc-tion is located?
Program counter
271. How many'address lines are needed to address each memory location in a 2048 x 4 memory chip?
11
272.The memory which is pro-grammed at the time it is manufactured
POM
273. Registers, which are partially visible to users and used to hold conditional, are known as
General purpose register
274. The two basic types of record access methods are:
Sequential and random
275.Which of the following memo-ries needs refresh?
DRAM
276. Access time is
seek time + latency time
277. Seek time is
time to position the head over proper track
278.A name or number used to identify a storage location devices?
An address
279. Which of the following regis-ters is loaded with the con-tents of the memory location pointed by the PC?
Instruction register
280. Codes consisting of bars or lines of varying widths or lengths that are computer-readable are known as—
a bar code
281. A __ represents approximately one billion memory location.
gigabyte
282. In a database ___ fields store numbers used to perform calculation.
Numeric
283. A (n)_ is a program that makes the computer easier to use.
Utility
284. Storage that retains its data after the power is turned off is referred to as
non-volatile storage
285. Which of the following is the largest unit of storage ?
GB
286. The person contributing the idea of the stored program was
John Neumann
287. Which of the following refers to the memory in your computer?
RAM
HARDWARE
1. Where would you find the letters QUERTY?
Keyboard
2. How did the computer mouse get its name?
It's cable looks like a tail
3. What are you most likely to use when playing?
Joystick
4. A digitising tablet can be used for?
Tracing diagrams
5. Which of the following is a pointing device
Touch screen used for computer input.
6. What does a light pen contain?
Light sensitive elements
7. What would be the best way to move around a 3D environment?
Use a space mouse
8. What input device can be used for marking
Optical mark reader
9. What input device could tell you the price of
Bar code reader
10. Where would you find a magnetic strip?
Credit card
11. Hard copy is a term used to describe...?
Printed output
12. What do the abbreviations VAB stand for?
Voice answer back
13. What are the individual dots which make up a picture on the monitor screen called?
Pixels
14. A daisy wheel is a type of...?
Printer
15. Factory production lines can be automated using...?
VDUs
16. An impact printer creates characters by using...?
An inked ribbon and print head
17. What would you NOT use with a flatbed plotter?
Paper
18. What would be the best way to move around a 3D environment?
Robots
19. What do you need for an ink jet printer?
A cartridge
20. A laser printer does NOT use?
A photoconductive drum
21. The amount of data that a disk may containis known as the disk's...?
Storage capacity
22. You can protect a floppy disk.
Write
23. Information on a hard disk is usually backed-up using a..?
CD-ROM
24. Magnetic storage devices can represent binary 0 by the absence of...?
Magnetic tape
25. Magnetic tape is a..?
Serial access medium
26. Hard disks can have a storage capacity in the region of...?
1Gb
27. Formatting a disk results in all the data being...?
Deleted from the disk
28. Which storage device has the largest capacity in Mb's?
(2) A CD-ROM
29.Which storage device cannot beerased?
A floppy disk
30. Where should floppy disks be stored?
In a drawer
31. Who is accredited with developing the architecture of the modern computer?
John Von Neumann
32. Which bus carries information between processors and peripherals?
Data bus
33. Which bus controls the sequencing of read/write operations?
Control bus
34. The contents of these chips are lost when the computer is switched off?
RAM chips
35. What are responsible for storing permanent data and instructions?
ROM chips
36. Which parts of the computer perform arithmetic calculations?
ALU
37. What are small high speed memory units used for storing temporary results?
CPUs
38. What maintains the status of the last operation carried out by the ALU?
Accumulator
39. How many bits of information can each memory cell in a computer chip hold?
8 bits
40. What type of computer chips are said to be volatile?
RAM chips
41. An example of an embedded system is ...?
A calculator
42. Which computers use single chip processors?
Personal computers
43. Travel agents use this computer system when reserving flights.
Personal computer
44. Which computers are used in the weather forecasting industry?
Super computers
45. Which computers are connected to many terminals and can multitask?
Personal computers running MS-DOS
46. Vacuum tube based electronic computers are...?
First generation
47. Which generation of computer was developed from microchips?
Third generation
48. Which generation of computer uses more than one microprocessor?
Fifth generation
49. Which generation of computer developed using integrated circuits?
Thirtl generation
50. Which of these is actually a very basic computer?
a calculator
51. Imagine that a user has a WORD document open at a workstation and that workstation is unexpectedly disconnected from the school network and from the Internet.
Where should the user BEST save her work?
H drive
52. Computer memory that temporarily stores information is called the ____.
RAM
53. The brain of the computer is called the _____.
CPU
54. The operating system is also called the ______ between the user and the computer.
interface
55. When installing a peripheral you also usually need to install a _____ .
driver
56. Computers use which of the following number systems to store information?
base 2
57. A single binary digit is known as
bit
58. Internet Safety relates to__________.
only those who sign up for chat rooms
59. A file name extension for Word 2007 files is ___.
.docx
60. A KB represents____bytes
1,000
61. How many Bytes in a Megabyte (MB)?
1,024,000
63. What does ALU stand for?
Arithmetic Logic Unit
64. How many pins on a standard DDR RAM Dimm?
184
65. Which Platform(s) can aPentium III Processor beused in?
Socket 370 / Socket mPGA 370 / Slot 1
67. If a computer is constantly rebooting itself, what is most commonly the problem?
Insufficient Power-Supply Unit
68. What does the company name 'AMD' stand for?
Advanced Micro Devices
69. How many pins does Ethernetuse in the RJ-45 Connection?
4
70. What does SSE stand for inIntel's SSE Technology?
Streaming Simmd Extensions
73. Which does NOT belong to a Intel Pentium 4 Platform?
DDRSDRAM
75. What Video Card is Best Suited for 3D Games?
ATI Radeon 9700 Pro
76.What platform does the AMDK6 3+ Processor Belong to?
Socket7
77. What platform can the VIA/Cyri III Processor Be used in jut c the following?
Slot 1
78. What motherboard manu facturer is the most popular out of the following?
Asus
79. What is the BEST ram solution for the Intel Pentium 4 Processor?
SDRAM
80. How did the SHIFT key get it's name?
From the Latin word for large, Shiftius, which v as the first language ever used on acomouter.
81. If an 8-bit integer has a maximum of 256 possible values, what is the highest possible value of a 16 bit integer?
65535
82. What does BASIC stand for?
Beginner's All-purpose Symbolic Instruction Code
83. What does ASCII stand for? '
American Standard Code for Information Interchange
84. The access method used for magnetic tape is_____
Sequential
85. By .Processing we understand ____
Processing string of only words
86. The difference between memory and storage is that the memory is ___ and storage is ____
Temporary, permanent
87. Which of the Following holds the ROM, CPU, RAM and expansion cards "
Mother board
88. The language that the computer can understand and execute is called ____
Machine language
89. Which of the following devices can be used to directly input printed text
MICR
90. A floppy disk contains
Both circular tracks and sectors
91. CD-ROM is a
Memory register
92. Actual execution of instructions in a computer takes place in ,
Control Unit
93. Which of the following is used as a primary storage device
Magnetic tape
94. Information retrieval is faster from
Hard disk
95. Operating system is
A collection of software routines
96. Operating system
Link a program with the subroutines it references
97. Execution of two or more programs by a single CPU is known as:
None of these
98. Modem stands for Modulator demodulator
Modulator demodulator
99. Typical data transfer ra te in LAN are of the order of
Kilo bits per sec
100. Ethernet uses
Bus topology
101. Wide area networks (WANs) always require
High bandwidth communication source link
102. Typical bandwidth of optical fibers is
All of the above
103. A large number of computers in a wide geographical area can be efficiently connected by
Communications satellites
104. Which of the following topologiesis not of broadcast type?
None of these
105. Bug means
A logical error in a program
106.The part of machine level instruction, which tells the central processor what was to be Done is
Operand
107. Indicate which , of the following is not true about 4GL.
4GL does not support a high -level of screen interaction
108. Indicate which of the following, best describes the term "software"
Both (1) and (2)
109. A translator is best described as
An Application software
110. Indicate which of the following is not true about an interpreter
Interpreter analyses each source statement every
time it is to be executed
111. The errors that can be pointed out by the compiler are
Syntax errors
112. Cis
A third generation high level language
113. A graph preapared by a computer
is the piece of information to use
114. Which of the following does not represent on I/O device
ALU
115. The communication line between the CPU, memory and peripherals is called a
Bus
116. Memories which can be read only are called..............memories
ROM
117. Example of non-numerical data is
Employee address
118. One thousand byte; opresenta
Kilobyte
119. The language that the computer . can understand and execute is called
Machine language
120. A step by step procedure used to solve a problem is
called
Algorithm
121. Which of the following holds the ROM, CPU, RAM and expansion cards
Mother board
122. The errors that can be pointed out by the compiler are
Syntax errors
123. A computer cannot "boot" if it does not have the
Operating system
124. WAN hardware includes
Multiplexors and routers
125.Third generation computers
None of these
126. A Winchester disk is a
Disk stack
127. A computer can be defined as an electronic device that
accept and process data using a set of stored instructions
128. The Central Processing Unit:
controls all input, output and processing.
129.Computer follows a simple princi
ple called GIGO which
means:
(
1) garbage in garbage out
(2) garbage input good output
(3) great instructio
ns great output
(4) good input good output.
(5) None of these
130. The term 'baud' is a measure of the:
speed at which data travels over the communication line
131. A bootstrap is:
a small initialisation program to start up a computer
132.Which of the following is not hardware:
Assembler
133. Pick out the wrong definition :
Access time-time needed to access the output
134. Terminal is a:
point at which data enters or leaves the computer
135. Multiple choice examination answer sheets can be evaluated automically by
Optical Mark Reader
136. An operating system
consists of programs that help in the operation of computer.
137. Which of the following would cause quickest acess
direct access from a harddisk
138. The process of retaining data for future use is called
storing
139. A file is corrected immediately after the input of a trans-action.This is an example of
on-line updating
140. Magnetic tapes are good storage media for
backup and high volume data
141.Which of the following is a computercode
EBCDIC
142. Data is generally coded in 8-bit units, such a unit is also called
byte
143. Half adder is logic CKT that adds. .........Digit at a time
Two
147. In 1st Complement a number which is Subtracted from other number is known as..........
minuend
148. In a 2nd Complement a number which is subtracted from other number is known as...........
Subtrahend
149. In 2nd Complement a number which is subtracted from other number is known as.............
Minuend
156...........Are used for converting one type of number system in to other form.
Encoder
157.......... Are used for converting one type of number system in to the other form
Decoder
158. Multiplexer means.................
many in to one
159. Multiplexers is also known as.
mux
160. ASCII code isa......... bit code.
9
162.The decimal number is converted in to excess 3 codes by adding, to each decimal digit.
3
163.110+110=............
2
164.12+12=...........
1
165.The digital system usually operated on.........system.
binary
166. The binary system use powers of..........for positional values.
2
167. After counting 0, 1, 10, 11,'the next binary number is
100
170. In logic algebra, variables can assume only two values:either..........or
0
171. A logic gate is an electronic circuit which
makes logic decisions
172. In positive logic, logic gate 1 corresponds to
higher voltage level
173. In negative logic, the logic state 1 corresponds to
lower voltage level
175. An X-OR gate produces an output only when it's two inputs are
different
176. An AND gate
is equivalent to a series switching circuit
178. The only function of a NOT gate is to
invert an input signal
179. A NOR gate is ON only when all it's inputs are
OFF
181.Karnaugh map (K-map) technique provides a systematic method for simplifying ———
Boolean expressions
184. A octal is group of ——1's
8
187. A Register is a group of ——
Flip-flops
192.The First Microprocessor was ______
Intel 4004
193.8085 was introduced in ___
1976
194. In 1978 Intel introduced the 16 bit Microprocessor 8086 now called as_____
APX80
195.Which is a 8 bit Microprocessor ______
Motorala MC-6801
196. Pentium-l, Pentium-ll, Pentium III and Pentium-IV are recently introduced microprocessor by______
Intel
197. The address bus flow in ____
unidirection k
198. Status register is also called as _______
flags
203. The First electronic computer was completed in ___ .
1946
204. The First Generation of computer appeared during the period __ .
1945 to 1954
205.The Second Generation of computers used ___
Transistors
206. The fourth Generation began in________
1965
207. ____is used .to create Large program on internet
Java script
208.The Device which converts instructions into the binary form that is understood by the computer and supply to the computer is known as___.
Input
209. Laptop PCs are also known as ___Computers
Notebook
210. The symbol is used to indicate a point at which decision has to be made __ .
decision
211 . Windows 98 is ____________
Operating System
212. A common topology to any network is _ __ topology
Star
213. A flip flop has ____ stable status
Three
214. Flip flop is also called as _____
bistable
215. The number system that we use in our day to day life is called the Number System __ .
Decimal
216.The Binary system has base ___ .
2
217. The Octal Number system has base ______
8
218. The Decimal Number system has base ___ .
10
219.The Hexadecimal Number system has base_.
16
225. Hexadecimal number system has ..... symbols.
16
226.Octal number system has .....symbols.
8
227. Binary number system has ..... symbols.
2
228. Decimal n/mber system has ..... symljfls.
10
237. The binary equivalent of (64)10 , is :
1000000
238. The two kinds of main memory are:
ROM and RAM
239.Which of the following will happen when data is entered into a memory location?
It will erase the previous content
240. A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is
Buffer
241. To locate a data item for storage is
Fetch
242.Time during which a job is processed by the computer is
Execution time
243.A directly accessible appointment calendar is feature of a ... resident package
Memory
244. The term gigabyte refers to
1 024 megabytes
245. Which of the following processors use RISC technology?
PowerPC
247. The two major types of computer chips are
Both 2 and 3
248. As compared to the secondary memory, the primary memory of a computer is
Fast
249. Which of the following is a way to access secondary memory?
Random access memory .
250. Which of the following memories allows simultaneous read and write operations?
RAM
251. Which of the following memories has the shortest access times?
Cache memory
253. A set.of information that defines the status of resources allocated to a process is
Process description
254.Any method for controlling access to or use of memory is known
Memory protection
255. A type of core store that has a lower access time than the de-vices used for working store in the same processor is known as
Address register
257. A disk storage medium in the form of an assembly contain-ing a single rigid magnetic disk permanently is
Disk cartridge
258. A memory that is capable of determining whether a given da-tum is contained in one of its address is
CAM
259. A method of implementing a memory management system is
Buddy system
260. A plastic card similar to a credit card but having some memory and a microprocessor embedded within it is
Punched paper tape
261. The use of spooler programs and/or .........Hardware allows personal computer operators to do the processing work at the same time a printing operation is in progress
Buffer
262.Which chips using special ex-ternal equipment can reprogram
PROM
263. Interface electronic circuit is used to interconnect I/O de-vices to a computer's CPU or
Memory
264. Which term is used to describe RAM?
All of the above
265. Which is the type of memory for information that does not change on your computer?
ROM
266. A typical personal computer used for business purposes would have... of RAM.
256 K
267.Which computer memory is used for storing programs and data currently being processed by the CPU?
Internal memory
268.Which of the following is a sec-ond ary memory device?
Disk
269. The difference between memory and storage is that memory is ......and storage is...
Temporary, permanent
270. Which of the following regis-ters is used to keep track of address of the memory location where the next instruc-tion is located?
Program counter
271. How many'address lines are needed to address each memory location in a 2048 x 4 memory chip?
11
272.The memory which is pro-grammed at the time it is manufactured
POM
273. Registers, which are partially visible to users and used to hold conditional, are known as
General purpose register
274. The two basic types of record access methods are:
Sequential and random
275.Which of the following memo-ries needs refresh?
DRAM
276. Access time is
seek time + latency time
277. Seek time is
time to position the head over proper track
278.A name or number used to identify a storage location devices?
An address
279. Which of the following regis-ters is loaded with the con-tents of the memory location pointed by the PC?
Instruction register
280. Codes consisting of bars or lines of varying widths or lengths that are computer-readable are known as—
a bar code
281. A __ represents approximately one billion memory location.
gigabyte
282. In a database ___ fields store numbers used to perform calculation.
Numeric
283. A (n)_ is a program that makes the computer easier to use.
Utility
284. Storage that retains its data after the power is turned off is referred to as
non-volatile storage
285. Which of the following is the largest unit of storage ?
GB
286. The person contributing the idea of the stored program was
John Neumann
287. Which of the following refers to the memory in your computer?
RAM