Tuesday, 10 February 2015

PUNJAB PUNSUP EXAMS QUESTIONS


Important Questions on Computers for PUNSUP Exams




1.     Which was the most popular first generation computer?

(1)    IBM 1650

(2)    IBM 360

(3)    IBM 1130

(4)    IBM 2700

(5)    IBM 650

2.     One millisecond is

(1)    10 seconds

(2)    100 seconds

(3)    1000 second

(4)    10000 seconds

(5)    1/1000 seconds

3.     Offline device is

(1)    A device which is not connected to CPU

(2)    A device which is connected to CPU

(3)    A direct access storage device

(4)    An I/O device

(5)    None of these

4.     Which part of the computer is used for calculating and comparing?

        (1)    Disk unit

        (2)    Control unit

        (3)    ALU

        (4)    Modem

        (5)    None of these

5.     Which of the following are the two main components of the CPU?

        (1)    Control Unit and Registers

        (2)    Registers and Main Memory

        (3)    Control unit and ALU

        (4)    ALU and bus

        (5)    None of these

6.     Binary circuit elements have

        (1)    One stable state

        (2)    Two stable state

        (3)    Three stable state

        (4)    All of the above

        (5)    None of these

7.     Which of the following is NOT a hardware of a computer?

        (1)    Monitor

        (2)    Key board

        (3)    Windows

        (4)    Central Processing Unit

        (5)    None of these

8.     _____ processes data which is also called brain of the computer

        (1)    Motherboard

        (2)    Memory

        (3)    RAM

        (4)    Central Processing Unit (CPU)

        (5)    None of these

9.     The ______ performs simple mathematics for the CPU

        (1)    ALU

        (2)    DIMM                 

        (3)    BUS

        (4)    Register

        (5)    None of these

10.   Memory that cannot be processed directly by CPU is

(1)    Internal memory

(2)    External Memory

(3)    Cache Memory

(4)    System memory

(5)    None of these

11.   A 32 bit microprocessor has the word length equal to

(1)    2 byte

(2)    32 byte

(3)    4 byte

(4)    8 byte

(5)    None of these

12.   DVD stands for

(1)    Digital Versatile disk

(2)    Digital Video Disk

(3)    Both (1) and (2)

(4)    Optical storage

(5)    None of these

13.   A string of eight )s and 1s is called a:

        (1)    megabyte

        (2)    byte

        (3)    kilobyte

        (4)    gigabyte

        (5)    None of these

14.   A _____ is approximately a million bytes:

        (1)    gigabyte

        (2)    kilobyte

        (3)    megabyte

        (4)    terabyte

        (5)    None of these

15.   The binary language consists of _____ digit(s).

        (1)    8

        (2)    12

        (3)    1,000

        (4)    1

        (5)    None of these

16.   All modern computer operate on

        (1)    Information

        (2)    Floppies

        (3)    Data

        (4)    Word

        (5)    None of these

17.   Instructions and memory address are represented by

        (1)    Character Code

        (2)    Binary Code

        (3)    Binary word

        (4)    Parity bit

        (5)    None of these

18.   CD-ROM can store up to ______ MB of data.

        (1)    700 MB

        (2)    4000 floppy disk

        (3)    320 MB

        (4)    (1) and (2)

        (5)    None of these

19.   Which statement is valid?

        (1)    1 KB = 1024 bytes

        (2)    1 MB = 2048 bytes

        (3)    1 MB = 1000 kilobytes

        (4)    1 KB = 1000 bytes

        (5)    None of these

20.   Second Generation computers were developed during

        (1)    1949 to 1955

        (2)    1956 to 1965

        (3)    1965 to 1970

        (4)    1970 to 1990

        (5)    None of these


ANSWER



1)
5
2)
5
3)
1
4)
3
5)
3
6)
2
7)
3
8)
4
9)
1
10)
2
11)
3
12)
3
13)
2
14)
3
15)
2
16)
3
17)
2
18)
1
19)
1
20)
2


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