Sunday, 6 December 2020

General Computer Test - 26

 

1. A set of commands used to extract data from a database meeting certain specified criteria is called

(a)    assembly language

(b)    query language

(c)     machine language

(d)    high-level language

(e)    None of these

Ans : (b)

2. The report card and merit list forms the

(a)    output data

(b)    data processing

(c)     central processing

(d)    input data

(e)    None of these

Ans : (a)

3. Which is an input device?

(a)    Tape puhcher

(b)    Teleprocessing terminal

(c)     Card puncher

(d)    Optical printer         

(e)    None of these

Ans : (b)

4. A device for converting handwritten impressions into coded characters and positional co-ordinates for input to a computer is

(a)    touch panel

(b)    mouse

(c)     wand

(d)    writing tablet

(e)    None of these

Ans : (d)

5. Programmed instructions to the computer is known as

(a)    data

(b)    code

(c)     documentation

(d)    database

(e)    None of these

Ans : (b)

6. A local storage register which contains the address of the next instruction to be executed is

(a)    accumulator

(b)    address register

(c)     buffer

(d)    memory

(e)    None of these

Ans : (b)

7. The organization and interconnection of the various components of a computer system is

(a)    architecture

(b)    networks

(c)     graphics

(d)    designing

(e)    None of these

Ans : (a)

8. An output medium that produces verbal responses from the computer system is known as

(a)    audit trail

(b)    printer

(c)     monitor

(d)    audit response

(e)    None of these

Ans : (d)

9. Which printer uses a combination of laser- beam and electro photographic techniques?

(a)    Laser printers

(b)    Dot-Matrix

(c)     Line printer

(d)    Daisy wheel

(e)    None of these

Ans : (a)

10. The part of a machine level instruction which tells the central processor what has to be done is known as

(a)    opcode

(b)    address

(c)     CPU

(d)    monitor

(e)    None of these

Ans : (a)

11. A system program which helps the execution of user programs is known as

(a)    system software

(b)    application program

(c)     batch operating system

(d)    utilities

(e)    None of these

Ans : (c)

12. A metal disk coated with ferromagnetic substance for storing data is

(a)    hard disk

(b)    magnetic tape

(c)     floppy disk

(d)    card punch

(e) None of these

Ans : (a)

13. A memory device in which a location is identified by its contents rather than by name is known as

(a)    buffer

(b)    magnetic tape

(c)     associative storage

(d)    punched card

(e)    None of these

Ans : (c)

14. 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

Ans : (b)

15. A storage device which is used to store data and information external to the main storage is known as

(a)    buffer

(b)    backing storage

(c)     PROM

(d)    accumulator

(e)    None of these

Ans : (b)

16. Software that is loaded into a computer primary storage area is known as

(a)    memory-resident package

(b)    file management system

(c)     electronic spread sheet program

(d)    utilities

(e)    None of these

Ans : (a)

17. A memory space used for the temporary storage of data is

(a)    PROM

(b)    SAM

(c)     scratchpad storage

(d)    buffer         

(e)    None of these

Ans : (c)

18. A prewritten program that is said to perform a common task is called an application

(a)    system software

(b)    package

(c)     utilities

(d)    program

(e)    None of these

Ans : (b)

19. Which function of a computer is responsible for permanent storage of data?

(a)    storage

(b)    output

(c)    CPU

(d)    memory

(e)    None of these

Ans : (a)

20. Which of the following is a displayed listing of program option that users can select?

(a)    Menu

(b)    Block

(c)     Data item

(d)    File

(e)    None of these

Ans : (a)

21. What digits are representative of all binary numbers?

(a)    0

(b)    1    

(c)     Both (a) and (b)

(d)    3

(e)    None of these

Ans : (c)

22. Which type device is a piece of equipment that receives information from a CPU?

(a)    Input

(b)    Output

(c)     CPU

(d)    Memory

(e)    None of these

Ans : (b)

23. The 0 and 1 in the binary numbering system are called binary digits or

(a)    bytes

(b)    kilobytes

(c)     decimal bytes

(d)    bits

(e)    None of these

Ans : (d)

24. Hard disks are formatted in the same manner as floppy disks. However, before a hard disk can be formatted, it must first be

(a)    partitioned

(b)    sectioned

(c)     deleted

(d)    inter-sectioned

(e)    None of these

Ans : (a)

25. Which type of RAM works like a series of small switches? (Once a switch is set to ON, it says on until the computer changes it)

(a)    Dynamic

(b)    Static

(c)     Video

(d)    RW

(e)    None of these

Ans : (b)


General Computer Test - 25

 

1. The display size of the typical visual display screen is

(a)    80 columns wide by 24

(b)    40 columns wide by 20

(c)     15 columns wide by 10

(d)    60 columns wide by 30

(e)    None of these

Ans : (a)

2. The only language understood by a digital computer is called

(a)    assembly language

(b)    high level language

(c)     low level

(d)    Binary language

(e)    None of these

Ans : (d)

3.  Which operating system was produced by C language?

(a)    UDI/OS

(b)    PC-DOS

(c)     UNIX

(d)    CP/M-86

(e)    None of these

Ans : (c)

4. A memory that does not change its contents without external causes is known as

(a)    dynamic memory

(b)    static memory

(c)     RAM

(d)    EEPROM

(e)    None of these

Ans : (b)             

5. IBM-PC is an example of

(a)    a main frame

(b)    machine-in-built

(c)     micro computer

(d)    special purpose

(e)    None of these

Ans : (c)

6. The personnel which deal with the computer and its management put together is known as

(a)    firm ware

(b)    human ware

(c)     software

(d)    hardware

(e)    None of these

Ans : (b)

7. What is the maximum number that can be represented with 8 bits?

(a)    256

(b)    254

(c)     128

(d)    64

(e)    None of these

Ans : (a)

8. Which of the following computer language is used for artificial intelligence?

(a)    FORTRAN

(b)    PROLOG

(c)     C

(d)    COBOL

(e)    None of these

Ans : (b)

9. A magnetic storage device in which data is stored on a cylindrical drum, subdivided into tracks is known as

(a)    punched card

(b)    magnetic disk

(c)     magnetic card

(d)    drum

(e)    None of these

Ans : (d)

10. Temporary storage used to compensate for a difference in the speed of data flow is

(a)    main memory

(b)    buffer

(c)     protocol

(d)    RAM

(e)    None of these

Ans : (b)

11. Which is a unit representing the number bits of discrete?

(a)    Baud

(b)    byte

(c)     bit

(d)    All of these

(e)    None of these

Ans : (a)

12. Any storage device added to a computer beyond the immediately usable main storage is known as

(a)    floppy disk

(b)    hard disk

(c)     backing store

(d)    punched card

(e)    None of these

Ans : (c)

13. The way a computer is designed is known as

(a)    assembler

(b)    application

(c)     architecture

(d)    utility

(e)    None of these

Ans : (c)

14. A device in which information is stored by means of small electrical charges is

(a)    charge coupled device

(b)    light pen

(c)     plotter

(d)    joystick

(e)    None of these

Ans : (a)

15. A computer peripheral that prints one line of output at a time is known as

(a)    dot matrix printer

(b)    daisy wheel printer

(c)     line printer

(d)    serial printer

(e)    None of these

Ans : (c)

16. Data processing computer built to conventional architectural is known as

(a)    super computer

(b)    mainframe computer

(c)     micro computer

(d)    mini computer

(e)    None of these

Ans : (b)

17. Which is an electronic device that can store temporarily a single bit of data?

(a)    Accumulator

(b)    Buffer

(c)     Memory

(d)    Latch

(e)    None of these

Ans : (d)

18. Which of the following languages is usually implemented with an interpreter?

(a)    PASCAL

(b)    FORTRAN

(c)     BASIC

(d)    COBOL

(e)    None of these

Ans : (a)

19. Which method is used to connect a remote computer?

(a)    Device

(b)    Dialup

(c)     Diagnostic

(d)    Logic circuit

(e)    None of these

Ans : (b)

20. Which circular transparent disk has a pattern of a radial bars printed on it?

(a)    Milk disk

(b)    Optical disk

(c)     Hard disk

(d)    Mini disk

(e)    None of these

Ans : (a)

21. A device that converts one type of signal into another is called

(a)    modem

(b)    transducer

(c)     punched paper tape

(d)    punched card

(e)    None of these

Ans : (b)

22. An operating system intended for use on microprocessor based systems that support a single user is

(a)    PC-DOS

(b)    MS-DOS

(c)     UNIX

(d)    CP/M

(e)    None of these

Ans : (d)

23.  A common boundary between two systems is called

(a)    interdiction

(b)    interface

(c)     intradiction

(d)    surface

(e)    None of these

Ans : (b)

24. An index register that is automatically incremented or decremented with each use is

(a)    auto index

(b)    asynchronous

(c)     assembler

(d)    compiler

(e)    None of these

Ans : (a)

25. Which is standard interface made up of 100 parallel common communication lines?

(a)    RS 232

(b)    S-100 bus

(c)     RS 256

(d)    CP/100

(e)    None of these

Ans : (b)

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)