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WorksheetsOCR J276 1.2 Memory
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
ROM stands for...
a)
Read Optical Memory
b)
Random Only Memory
c)
Read Only Memory
d)
Random Optical Memory
2.
RAM stands for ...
a)
Read Access Memory
b)
Random Application Memory
c)
Read Application Memory
d)
Random Access Memory
3.
A computer has 1024 megabytes of RAM. That is the same as ...
a)
1 Gb
b)
1000 Gb
c)
1 Kb
d)
1 Tb
4.
The characteristics of RAM are it is .....
a)
Permanent, non-volatile, not expandable and you can't write to it
b)
Temporary, volatile, expandable and you can write to it.
5.
This memory stores the data of the operating system and programs that are currently running, for access by the CPU.
a)
RAM
b)
ROM
c)
Cache memory
d)
Flash memory
6.
Why is ROM need in a computer system?
a)
It stores the 'bootstrap loader' which is needed to load the operating system.Without it, the computer wouldn't turn on.
b)
It stores the data of the operating system and programs that are currently running, for access by the CPU.
7.
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
8.
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.
9.
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.
10.
What is a disadvantage of Virtual Memory?
a)
Read/Write speed of a hard disk drive is slower than RAM. If the computer has to rely on this, the system is much slower.
b)
Read/Write speeds of a hard drive are faster than RAM, meaning the system is much faster.
11.
A type of non-volatile solid state memory technology.
a)
RAM
b)
ROM
c)
Cache memory
d)
Flash memory
12.
Which of these is Non-Volatile
a)
RAM
b)
ROM
c)
Registers
d)
Virtual Memory
13.
Function of RAM
a)
Bootstrap
b)
Currently Used Instructions
c)
BIOS
d)
Memory Management
14.
Function of ROM
a)
Load up Bootstrap
b)
Currently Used Instructions
c)
Frequently Used Instructions
d)
Saves Data
15.
What is Faster?
a)
RAM
b)
Cache
c)
ROM
16.
What level of cache is better?
a)
Level 1
b)
Level 2
c)
Level 3
d)
Equal
17.
Which of these are Main Memory
a)
RAM
b)
ROM
c)
Cache
d)
Flash
18.
Which of these is attached to the CPU?
a)
Cache
b)
RAM
c)
Operating System
19.
Which is Faster?
a)
Cache
b)
ROM
20.
What is the backup of RAM?
a)
Virtual Memory
b)
Operating System
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