Standard:9 Computer Chapter:4 Memory, Storage Devices and Data Representation (English Medium)

January 07, 2018 9 Comments

(Question-Answer for English Medium)

1.    What is alternative name of a primary memory?
a.    Volatile
b.    Permanent
c.    Auxiliary
d.    Any of these

2.    For what amount of time does a secondary memory retain its content?
a.    Short duration
b.    Long time
c.    Never
d.    Any of these

3.    Which of the following is the unit of computer memory?
a.    Bit
b.    Pit
c.    Chit
d.    Kit

4.    How many bits form a byte?
a.    4
b.    8
c.    16
d.    32

5.    Which of the following is a correct example of a LIFO?
a.    A queue of people
b.    Cars waiting for service
c.    Pile (tray) of paper
d.    Jobs waiting for services

6.    Which of the following mechanism is used to erase content of an EPROM?
a.    Ultraviolet light
b.    Electric signal
c.    Laser technology
d.    Magnetic field

7.    Which of the following type of memory is used by pen drives?
a.    RAM
b.    PROM
c.    EEPROM
d.    Any of these

8.    Which of the following is a small and high speed memory within the computer central processing unit?
a.    Secondary
b.    Auxiliary
c.    Cache
d.    ROM

9.    Which of the following is not a secondary storage device?
a.    Cache memory
b.    Compact disks
c.    DVDs
d.    Pen drives

10.    Which of the following number system is most suitable for basic computer data representation into machine readable form?
a.    Binary
b.    Decimal
c.    Octal
d.    Hexadecimal

11.    Which of the following number systems has 2 symbols 0 and 1?
a.    Decimal
b.    Binary
c.    Octal
d.    Hexadecimal

12.    Which of the following methods is used to represent an integer into computer memory?
a.    Sign magnitude method
b.    1’s complement method
c.    2’s complement method
d.    All of these

13.    Which of the following methods is used to represent characters into computer memory?
a.    ASCII
b.    Unicode
c.    EBCDIC
d.    All of these

Manhar Rakholiya

I dont have tell them who am I, They already know me.

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