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Computer memory

Total questions: 45

Worksheet time: 25mins

Name
Class
Date
1.
RAM & ROM are known as what kind of memory?
a)
Secondary storage
b)
Main memory
c)
Registers
d)
Flash memory
2.
What does the acronym RAM stand for?
a)
Random Alignment Memory
b)
Read Access Memory
c)
Random Access Memory
d)
Read All Memory
3.
What does the acronym ROM stand for?
a)
Read Only Memory
b)
Random Option Memory
c)
Read Once Memory
d)
Random Operating Memory
4.
In terms of computer memory, what is meant by the term 'volatile'?
a)
It retains its content when power is cut
b)
It loses its contents when power is cut
c)
It is not stable and should not be used
d)
Memory chips can overheat
5.
Which statement best describes RAM?
a)
Fast, permanent storage
b)
Slow, volatile stoage
c)
Fast, volatile storage
d)
Slow, permanent storage
6.
What is usually held in the contents of RAM?
a)
BIOS and Boot sequence needed to start the computer
b)
Operating System and currently running programs
c)
Software programs stored within the computer
d)
Recently executed instructions in case they are needed again
7.
What is stored in Read Only Memory (ROM)?
a)
Recently opened programs
b)
Operating system and currently running programs
c)
BIOS and boot sequence (the computer's initial start-up process)
d)
The CPU's registers
8.
Found in the computer's BIOS, what actually is the 'bootstrap'?
a)
The program which takes the computer through steps that lead up to the loading of the operating system (OS)
b)
The program responsible for loading the drives for peripheral devices like the keyboard and mouse
c)
The computer's initial start-up process
d)
The device used to attach the ROM to the computer's motherboard
9.
What is Virtual Memory?
a)
An additional memory slot located in one of the RAM ports
b)
A section of volatile memory created temporarily on the storage drive
c)
Memory stored in the 'cloud'
d)
Memory that doesn't exist inside the computer but on an external device such as a USB pen drive
10.
A computer has 1024 megabytes of RAM. That is the same as ...
a)
1 Gb
b)
1000 Gb
c)
1 Kb
d)
1 Tb
11.
This is a method of making a computer appear to have more primary memory than it has really has physically. For instance a PC might have 2Gb of RAM as primary memory, but ___ of 4Gb.  If a computer relies on this memory it will be slow.
a)
Virtual Memory
b)
Random Access Memory
c)
Read Only Memory
d)
Cache Memory
12.
Why is Virtual Memory needed in a computer system?
a)
It is used as a fast type of memory for programs currently in use to speed up the performance of a computer.
b)
When several programs run at the same time, the RAM can be full. Instead of closing programs the Operating system uses virtual memory to store some data.
13.
Where is data stored when it is Virtual Memory?
a)
It is stored on a area of a secondary storage device e.g. hard disk drive.
b)
It is stored in the RAM.
c)
It is stored in the ROM.
d)
It is stored in an optical drive e.g. CD.
14.

How Many GBs does a Terabyte have?

a)

1024

b)

8

c)

100

d)

1

15.

What is the smallest measurement used to measure a computer memory ?

a)

Megabyte

b)

Terabyte

c)

Yottabyte

d)

Bits

16.

What is the largest measurement used to measure a computer memory ?

a)

Zettabyte

b)

Bytes

c)

Bits

d)

Yottabyte

17.

What are the types of Computer Memory ?

a)

Primary memory and Secondary memory

b)

Non of these

c)

Primary memory

d)

Secondary memory

18.

What is an example for a secondary memory ?

a)

RAM

b)

ROM

c)

Pen Drive

d)

Charger

19.

A secondary memory can also be called as

a)

Backup Memory

b)

Main memory

c)

Internal memory

20.

Data and instructions stored in this Internal memory is lost when computer is turned off

a)

ROM

b)

RAM

c)

USB

d)

Hard disk

21.

A storage medium for portable devices like digital cameras, mobiles.

a)

Memory card

b)

USB

c)

CD

d)

Hard Disk

22.

An optical storage device that is used to record high quality video and sound.It can store data 6 times more than a CD

a)

Blu Ray Disk

b)

CD

c)

DVD

d)

Flash Drive

23.
ROM Vs RAM: What is used to boot up the computer when it is switched on...
a)
RAM
b)
ROM
24.

Extremely fast memory that is built into the CPU. Used as temporary stores for data and instructions.

a)

Flash Memory

b)

Cache Memory

c)

Registers

d)

Virtual Memory

25.

Very fast memory that is built into the CPU. Blocks of memory copied here from RAM.

a)

RAM

b)

Flash Memory

c)

Cache Memory

d)

Virtual Memory

26.
Cache memory acts as a buffer between the processor and
a)
the RAM
b)
the harddrive
c)
the motherboard
d)
the user
27.
Which transfer is faster
a)
data between the cache and the CPU
b)
data between the RAM and cache
c)
data between the RAM and CPU
d)
data between the hard drive and CPU
28.

The access time requires to

a)

Time required to locate and retrieve stored data.

b)

Time required to locate the lost data

c)

Time required to delete specific data on a certain memory location.

d)

None of these

29.

The type of memory that can be erased by simply exposing the device to a strong source of ultraviolet light for a certain amount of time.

a)

PROM

b)

EPROM

c)

Flash

d)

EEPROM

30.

What is a memory cell ?

a)

A prison for memories of criminal activity

b)

An area that can hold a 0 or 1 to represent a binary digit

c)

A set of memory locations that hold data

d)

A group of primary memory devices that operate a computer

31.

Which of these is not the factor that is needed to be balanced when developing memory ?

a)

Size

b)

Cost

c)

Speed

d)

Colour

32.

For SRAM and DRAM which is Cheapest byte for byte?

a)

SRAM

b)

DRAM

33.

The _____, also called a processor, is located inside the computer case on the motherboard. It is sometimes called the brain of the computer, and its job is to carry out commands.

a)

CPU (Central Processing Unit)

b)

PUC (Processing Unit Central)

c)

CUP (Central Unit Processing)

d)

Center Process Unification

34.

A type of volatile memory

a)

RAM

b)

ROM

c)

Cache memory

d)

Flash memory

35.

Two types of RAM are ...

a)

SRAM

b)

DRAM

c)

EEPROM

d)

EPROM

36.

_____ made with cells that store data as charge on capacitor.

The presence or absence of charges in a capacitor have a natural tendency to discharge, _______ require periodic charge refreshing to maintain

a)

Dynamic RAM

b)

Static RAM

37.

______ is a digital device, using the same logic elements used in the processor. In ______ binary values are stored using traditional flip flop logic gates configurations. ______ also will hold its data as long as power is supplied to it.

a)

Static RAM

b)

Dynamic RAM

38.

Which of the following memories allow simultaneous read and write operations?

a)

ROM

b)

RAM

c)

EPROM

d)

Floppy Disk

39.

Which out of following disk has maximum 'rotation per second' speed?

a)

Floppy Disk

b)

Hard Disk

c)

Compact Disk

d)

DVD

40.

Each location in the memory has unique number called ____________

a)

Radom Access

b)

Storage Address

c)

Book Record

d)

Bookmark

41.

Out of these, Which is not an access mode?

a)

Sequential

b)

Random

c)

Direct

d)

Volatile

42.

Which is false?

a)

Greater Capacity, smaller cost per bit

b)

Greater capacity, greater access time

c)

Smaller access time, low cost per bit

d)

Smaller access time, greater cost per bit

43.

Magnetic tapes are made up of material?

(a)  

44.

Dimension for a Floppy disk is

a)

3.5 inch

b)

5.25 inch

c)

Both of the above

d)

None of the above

45.

Cluster is a group of ?

a)

Tracks

b)

Sectors

c)

Data

d)

Information

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