General Computer Test - 24

 

1. .......is a large computer of which peripherals are mounted in a frame.

(a)    Micro computer

(b)    Main frame

(c)     Mini computer

(d)    Super computer

(e)    None of these

Ans : (b)

2. Translator of a high-level language into the object code is called

(a)    interpreter

(b)    application program

(c)     compiler

(d)    assembler

(e)    None of these

Ans : (c)

3. An assembly language is a division of

(a)    Binary language

(b)    low-level language

(c)     high-level language

(d)    machine-language

(e)    None of these

Ans : (b)

4. A built-in number that identifies a location in storage is known as

(a)    location

(b)    register

(c)     address

(d)    accumulator

(e)    None of these

Ans : (c)

5. A sequence of one or more characters is

(a)    group

(b)    string

(c)     block

(d)    field

(e)    None of these

Ans : (b)

6. A sizeable geographical area with communication based on the telephone system is through a

(a)    local area network

(b)    wide area network

(c)     modulator-demodulator

(d)    All of these

(e)    None of these

Ans : (b)

7. The methods used by COBOL to define that structure of a data item in terms of characters, digits, etc. is

(a)    password

(b)    pointer

(c)     picture

(d)    overlay

(e)    None of these

Ans : (c)

8. The instruction code in machine language or assembled which specifies the basic operations of the CPU is

(a)    machine come

(b)    instruction code

(c)     opcode

(d)    All of these

(e)    None of these

Ans : (c)

9. One megabyte is

(a)    1048576 bytes

(b)    211000 bytes

(c)     102756 bytes

(d)    81100 bytes

(e)    None of these

Ans : (a)

10. A secondary storage device with immediate access to any part of the stored data is

(a)    direct access device

(b)    printer

(c)     keyboard

(d)    punched card

(e)    None of these

Ans : (a)

11. A computer in which data is represented by a continuously variable physical quantity is

(a)    digital computer

(b)    analog computer

(c)     hybrid computer

(d)    machine-in-build computer

(e)    None of these

Ans : (b)

12. The basic unit within a computer store capable of holding a single unit of data is

(a)    register

(b)    ALU

(c)     control unit

(d)    store location

(e)    None of these

Ans : (b)

13. A group of characters used to identify a given low-level instruction is

(a)    file

(b)    record

(c)     key field

(d)    label

(e)    None of these

Ans : (d)

14. A location which is sometimes protected, used for specific purposes only is

(a)    control unit

(b)    CPU

(c)     register

(d)    memory

(e)    None of these

Ans : (c)

15. The working principles of today’s computers were provided by an English mathematician

(a)    Charles Babbage

(b)    Dr. Hollerith

(c)     Donald Reach

(d)    Ken Reidcr

(e)    None of these

Ans : (a)

16. A group of characters treated as an entity within some computer is a

(a)    block

(b)    pack

(c)     word

(d)    All of these

(e)    None of these

Ans : (c)

17. A device used to bring information into a computer is

(a)    ALU

(b)    input device

(c)     control unit

(d)    output device

(e)    None of these

Ans : (b)

18. The part of a computer system that enables human operators to communicate with the computer is

(a)    control unit

(b)    CPU

(c)     console

(d)    ALU

(e)    None of these

Ans : (c)

19. A digital device that processes data is known as

(a)    data processor

(b)    data entry

(c)     DBMS

(d)    database

(e)    None of these

Ans : (a)

20. The part of the total storage of a computer from which instructions are executed is

(a)    secondary storage

(b)    main storage

(c)     RAM

(d)    CPU

(e)    None of these

Ans : (b)

21. An optical input device that interprets pencil marks on paper media is

(a)    O.M.R

(b)    punch card reader

(c)     optical scanners

(d)    magnetic tape

(e)    None of these

Ans : (a)

22. A pen shaped device which can sense light, and is used to point at spots on a video screen is a

(a)    mouse

(b)    light pen

(c)     joystick

(d)    plotter

(e)    None of these

Ans : (b)

23. Which of the following is a non volatile memory?

(a)    PROM

(b)    magnetic tape

(c)     magnetic bubble memory

(d)    RAM

(e)    None of these

Ans : (c)

24. Which of the following can be used to control the movement of a cursor on a video screen?

(a)    Mouse

(b)    OCR

(c)     Card punch

(d)    joystick

(e)    None of these

Ans : (d)

25. In digital computer, all the expressions are coded into

(a)    Octal digits

(b)    Binary digits

(c)     Hexadecimal digits

(d)    decimal digits

(e)    None of these

Ans : (b)