1.Main memory is
(A) Random Access Memory
(B) Read only Memory
(C) Serial Access Memory
(D) Read Access Memory
(E) None of these
ANSWER: (A)
2. Program is
(A) a series of actions proposed in order to achieve a certain result
(B) loosely, a routine
(C) to design, write and test a program
(D) loosely, to write a routine
(E) None of these
ANSWER: (E)
3. In MS-Access, a table can have ____ primary key / keys
(A) One
(B) Two
(C) Three
(D) Four
(E) None of these
ANSWER: (A)
4. As compared to the secondary memory, the primary memory of a computer is
(A) Large
(B) Cheap
(C) Fast
(D) Slow
(E) None of these
ANSWER: (C)
5. Computer memory
(A) performs all calculations
(B) receives input data
(C) is extremely limited
(D) is better than human memory
(E) None of these
ANSWER: (B)
6. Multiprocessor is a computer system
(A) Where many CPU under a common control
(B) Consisting of more than one input devices under common control.
(C) Where many output devices under common control.
(D) All of the above
(E) None of these
ANSWER: (A)
7. Technique to implement virtual memory where memory is divided into units of fixed size memory is
(A) Paging
(B) Defragments
(C) Segmentation
(D) activation
(E) None of these
ANSWER: (A)
8. A VDU is used for
(A) Input device
(B) Output device
(C) Vice data entry device
(D) Both (A) and (B)
(E) None of these
ANSWER: (D)
9. IBM 7000 digital computer
(A) belongs to second generation
(B) uses VLSI
(C) employs semiconductor memory
(D) has modular construction
(E) None of these
ANSWER: (D)
10. Which of the following is the smallest and fastest computer imitating brain working?
(A) Supercomputer
(B) Quantum Computer
(C) Param-10,000
(D) IBM chips
(E) None of these
ANSWER: (B)
11. The only things moving around inside a computer are
(A) 1s and 0s
(B) electrons
(C) bytes
(D) proton
(E) All of the above
ANSWER: (B)
12. Which part of the computer were is used for calculating and comparing?
(A) Disk unit
(B) Control unit
(C) ALU
(D) Modem
(E) None of these
ANSWER: (C)
13. How many full adders are needed to add two 4-bit numbers with a parallel adder?
(A) 8
(B) 4
(C) 2
(D) 16
(E) None of these
ANSWER: (B)
14. What digits are representative of all binary numbers?
(A) 0
(B) 1
(C) Both (A) and (B)
(D) 3
(E) None of these
ANSWER: (C)
15. To locate a data items for storage is
(A) Field
(B) Feed
(C) Database
(D) Fetch
(E) None of these
ANSWER: (D)
16. Off-line operation is the operation of devices without the control of
(A) Memory
(B) CPU
(C) ALU
(D) Control unit
(E) None of these
ANSWER: (B)
17. How much megabit of data is typically stores in bubble device?
(A) 6
(B) 1
(C) 10
(D) 4
(E) None of these
ANSWER: (B)
18. A peripheral device in which a large number of cartridges or reels of magnetic tape are stored in cells in a storage matrix is
(A) Key board
(B) Monitor
(C) Printer
(D) Automated tape library.
(E) None of these
ANSWER: (D)
19. A device designd to read information encoded ito a small plastic card is
(A) Light pen
(B) Punched card
(C) Badge reader
(D) Magnetic tape
(E) None of these
ANSWER: (C)
20. A data structure consisting of several fields, some or all of which are instances of the same data structure is called as
(A) Field
(B) Bead
(C) Database
(D) Data collection
(E) None of these
ANSWER: (B)
21. A type of line printer that uses an embossed steel band to form the letters printed on the pap
(A) Golf ball printer
(B) Dot-matrix printer
(C) Laser printer
(D) Band printer
(E) None of these
ANSWER: (D)
22. Which of the following statement is wrong
(A) Windows XP is an operating system
(B) Linux is owned and sold by Microsoft
(C) Photoshop is a graphical design tool by Adobe
(D) Linux is free and open source software
(E) None of these
ANSWER: (B)
23. Operating system of a computer
(A) Enables the programmer to draw a flow chart
(B) Links a program with subroutine with references
(C) Provides a layer, user friendly interface
(D) All of the above
(E) None of these
ANSWER: (C)
24. ENIAC belonged to which generation of computer
(A) First
(B) Third
(C) Second
(D) Fourth
(E) None of these
ANSWER: (A)
25. The term ‘Operating System’ means
(A) A set of programs which control computer working
(B) The way a user operates the computer system
(C) Conversion of high level language to machine language
(D) The way computer operator works
(E) None of these
ANSWER: (A)
26. Wild card operators specifies
(A) can be used when writing into multiple files
(B) allows several files to be read simultaneously
(C) Provide an easy way of groups of related files
(D) Are only used when printing the contents of a file
(E) None of these
ANSWER: (C)
27. The time interval between successive elements of a discrete time signal is
(A) Access time
(B) Seek time
(C) Real time
(D) Epoch
(E) None of these
ANSWER: (D)
28. An error in computer data is called
(A) Chip
(B) Bug
(C) Bit
(D) Byte
(E) All of these
ANSWER: (B)
29. A code that is written into a serially accessed memory is
(A) Gray code
(B) EOD
(C) Bar code
(D) Gray code
(E) None of these
ANSWER: (B)
30. Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals.
(A) CAM
(B) ROM
(C) EAROM
(D) ANACUS
(E) None of these
ANSWER: (C)
31. A connection between two end points, either physical or logical, over which data may travel in both directions simultaneously is called...
(A) Dump point
(B) Datalink
(C) Duplex
(D) Networks
(E) None of these
ANSWER: (C)
32. Which of the following is a machine for reading documents that are encoded in a way that is readable by person and machine.
(A) Document reader
(B) Distributed system
(C) Artificial intelligence
(D) Document sorter
(E) None of these
ANSWER: (A)
33. A compiler means
(A) A person who compiles source programs
(B) The same thing as a programmer
(C) Key punch operator
(D) A program which translates source program into object program
(E) None of these
ANSWER: (D)
34. An assembler is a
(A) Program
(B) Person who assemble the parts
(C) Symbol
(D) Language
(E) None of these
ANSWER: (A)
35. Which of the following languages is not well suited for computation?
(A) PASCAL
(B) FORTRAN
(C) Machine
(D) C
(E) None of these
ANSWER: (C)
36. Which one of the following is not a broadband communication medium
(A) Microwave
(B) Fibre optic cable
(C) Twisted pair
(D) Coaxial cable
(E) None of these
ANSWER: (C)
37. Which of the following performs modulation and demodulation
(A) Coaxial cable
(B) Satellite
(C) Modem
(D) Optical fibre
(E) None of these
ANSWER: (C)
38. Which one of the following is not an application software package
(A) Redhat Linux
(B) Microsoft Office
(C) Adobe PageMaker
(D) Open Office
(E) None of these
ANSWER: (A)
39. Can you tell what passes into and out from the computer via its ports?
(A) Data
(B) Bytes
(C) Graphics
(D) Pictures
(E) None of these
ANSWER: (B)
40. The ALU of a computer responds to the commands coming from
(A) primary memory
(B) control section
(C) external memory
(D) cache memory
(E) None of these
ANSWER: (B)
41. The act of retrieving existing data from memory is called
(A) read-out
(B) read from
(C) read
(D) All of the above
(E) None of these
ANSWER: (D)
42. A directly accessible appointment calendar is a feature of a ……. resident package.
(A) CPU
(B) memory
(C) Buffer
(D) ALU
(E) None of these
ANSWER: (B)
243. Perforated paper used as input or output media is known as
(A) Paper tape
(B) Magnetic tape
(C) Punched paper tape
(D) Card punch
(E) None of these
ANSWER: (A)
44. Which of the following is another name fortape transport
(A) Core memory
(B) Card punch
(C) Tape drive unit
(D) Magnetic disk
(E) None of these
ANSWER: (C)
45. Control of computer system or subsystem operation byan operator who may intervene at arbitary times is
(A) Manual control
(B) Mapping
(C) Shift register
(D) ALU
(E) None of these
ANSWER: (A)
46. A device that both transmits and receives data, is
(A) Transducer
(B) Trapdoor
(C) Translator
(D) Transceiver
(E) None of these
ANSWER: (D)
47. A memory that is capable of determining whether a given datum is contained in one of its addresses is
(A) ROM
(B) PROM
(C) CAM
(D) RAM
(E) None of these
ANSWER: (C)
48. The invention of the slide rule is attributed to
(A) Babbage
(B) Oughtred
(C) Pascal
(D) Napier
(E) None of these
ANSWER: (B)
49. Each model of a computer has a unique
(A) Assembly language
(B) Machine language
(C) High level language
(D) All of the above
(E) None of these
ANSWER: (B)
50. Which of the following circuit is used as a ‘Memory device’ in computers?
(A) Rectifier
(B) Flip-Flop
(C) Comparator
(D) Attenuator
(E) None of these
ANSWER: (B)
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