Sunday, 6 December 2020

General Computer Test - 28

 

1. The updating of master files to reflect the effects of current transactions is

(a)    file processing         

(b)    database

(c)     front-end-processor            

(d)    direct processing

(e)    None of these

Ans : (a)

2. A main control computer in a network of distributed

(a)    PC

(b)    mini computer

(c)     host computer

(d)    micro computer

(e)    None of these

Ans : (c)

3. Pick out the correct definition of buffer

(a)    buffer is a hardware device that stores data outside the CPU

(b)    the buffer is the portion of the CPU memory which stores the program instructions

(c)     buffer is a temporary storage between the CPU memory and a peripheral device

(d)    buffer is a device to convert input data into a computer readable from

(e)    None of these

Ans : (c)

4. A network designed for data transmission and capable of carrying all types of traffic is

(a)    ISDN

(b)    MAN

(c)     LAN             

(d)    WAN           

(e)    None of these

Ans : (a)

5. How many bits of microprocessor are used in personal computer?

(a)    8

(b)    6

(c)     16

(d)    64

(e)    None of these

Ans : (c)

6. The CPU speed of a mini computer is approximately………..kilo instructions per second.

(a)    2500

(b)    500

(c)     6400

(d)    1024

(e)    None of these

Ans : (b)

7.A device that is moved by hand to indicate a precise position on a digital data tablet is

(a)    light pen

(b)    mouse

(c)     joystick

(d)    plotter

(e)    None of these

Ans : (b)

8. A copy of the contents of all the work space associated with a process is

(a)    dump

(b)    dyadic

(c)     dual processor

(d)    dump check

(e)    None of these

Ans : (d)

9. An allocation that is made dynamically is

(a)    dynamic data structure

(b)    echo check

(c)     dynamic allocation

(d)    dynamic programming

(e)    None of these

Ans : (c)

10. A computer based system for the storage, cataloging and retrieval of documents is

(a)    electronic filling

(b)    polynomial

(c)     effective enumeration

(d)    All of these

(e)    None of these

Ans : (a)

11.  An operating system that is intended to support large numbers of interactive terminals is

(a)    MS-DOS

(b)    XENIC

(c)     EM AS

(d)    CP/M

(e)    None of these

Ans : (c)

12. Data processing computer built to conventional architecture is known as

(a)    super computer

(b)    mainframe computer

(c)     micro computer

(d)    mini computer

(e)    None of these

Ans : (d)

13. The 3 functional elements of a digital computer are input device, output device and

(a)    ALU             

(b)    register unit

(c)     CPU             

(d)    control unit

(e)    None of these

Ans : (c)

14. A file needed for updating a master file is

(a)    sequential

(b)    transaction

(c)     random

(d)    serial

(e)    None of these

Ans : (b)

15. Which of the following is a computer hardware description language?

(a)    ADA

(b)    APL

(c)     CHDL

(d)    LOGO

(e)    None of these

Ans : (c)

16.  The system that is  used for serial transmission of data is

(a)    S 232

(b)    MS-DOS

(c)     PC-DOS

(d)    CP/M

(e)    None of these

Ans : (a)

17. A system that is designed to make a tape or disk sense from copying is

(a)    protocol

(b)    protection

(c)     queue

(d)    All of these

(e)    None of these

Ans : (b)

18. The first high level language used for the IBM PC compatible is

(a)    FORTRAN

(b)    COBOL

(c)     PILOT

(d)    BASIC

(e)    None of these

Ans : (d)

19.  Which of the following is the largest and most powerful computer manufacturer in the world?

(a)    IBM             

(b)    Intel

(c)     Novel

(d)    Microsoft

(e)    None of these

Ans : (a)

20. A method of coding BINARY numbers as a set of thick and thin lines on paper is

(a)    encoder      

(b)    bar code

(c)     mnemonics

(d)    decoder

(e)    None of these

Ans : (b)

21. The cassette that is primarily intended for recording sound which will note be ideal for the recording of digital data is

(a)    card puncher

(b)    tape puncher

(c)     audio cassette

(d)    optical mark reader

(e)    None of these

Ans : (c)

22. Any set of data that must be preserved over a long period is known as

(a)    memory

(b)    archive

(c)     buffer

(d)    accumulator

(e)    None of these

Ans : (b)

23. The central processor of a modern digital consists of

(a)    control unit

(b)    primary memory

(c)     register unit

(d)    All of these

(e)    None of these

Ans : (c)

24. A typical modern computer uses

(a)    magnetic cores

(b)    LSI chips

(c)     magnetic tapes

(d)    more than 1000 vacuum tubes

(e)    None of these

Ans : (b)

25. The basic components of a modern digital computer are

(a)    CPU

(b)    input device

(c)     output device

(d)    All of these

(e)    None of these

Ans : (d)

No comments:

Post a Comment