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WorksheetsOCR GCSE Computer Science - 1.2 - Memory
Total questions: 19
Worksheet time: 6mins
Name
Class
Date
1.
This is volatile storage (1-3)
a)
RAM
b)
Secondary Storage
c)
ROM
d)
Hard Disk
2.
This contains the BIOS (Boot-up program) (3-4)
a)
ROM
b)
Secondary Storage
c)
Hard Disk
d)
RAM
3.
You can write data more than once to this device (1-3)
a)
DVD+R
b)
CD ROM
c)
ROM
d)
RAM
4.
Which statement is true? (1-3)
a)
ROM contains the operating system
b)
RAM is part of the hard disk
c)
RAM stores programs / data used by the CPU
d)
ROM is volatile
5.
A gaming computer is “thrashing” the disk. Why? (5-7)
a)
The processor is short of RAM
b)
The game uses high resolution graphics
c)
The screen uses too many colours
d)
The game takes up too much space
6.
Which statement is true? (1-3)
a)
ROM is non volatile
b)
RAM has a slow access time relative to other storage devices
c)
RAM holds the BIOS
d)
RAM can be Static (SRAM) or Dynamic (DRAM)
7.
What is firmware? (3-5)
a)
A program in cache
b)
Any hardware
c)
Data in RAM
d)
A program in ROM
8.
What is the difference between SRAM and DRAM?
a)
DRAM is physically bigger
b)
DRAM needs its data to be refreshed otherwise it loses it
c)
DRAM is faster
d)
SRAM needs its data to be refreshed otherwise it loses it
9.
What is the fastest data storage in a computer (6-9)
a)
Registers
b)
RAM
c)
ROM
d)
HDD
10.
How does data/instructions move between the CPU and RAM?
a)
Address Bus
b)
Address and Data Buses
c)
ROM
11.
What happens to RAM when the electricity is turned off?
a)
The data from the memory is not saved
b)
The data from memory is saved onto flash memory
c)
The data from the memory is saved onto the hard disk
d)
The data from the memory is saved onto ROM
12.
Which storage device is NOT flash memory?
a)
RAM
b)
Micro SD
c)
BIOS
d)
SD Card
13.
RAM - What happens when the electricity Is turned off? (1-2)
a)
The data from the memory is saved onto the hard disk
b)
The data from the memory is saved onto ROM
c)
The data from the memory is saved onto flash memory
d)
The data from the memory is not saved
14.
Which one is an example of flash memory? (2-3)
a)
RAM
b)
ROM
c)
SD Card
d)
Cache
15.
Which storage device stores data using magnetic technology? (2-3)
a)
External hard disk
b)
USB
c)
Solid state
d)
Internal Hard disk
16.
Where does virtual memory live? (2-3)
a)
Cache
b)
ROM
c)
RAM
d)
Hard Disk
17.
Which one is secondary storage? (2-3)
a)
ROM
b)
Hard Disk
c)
RAM
d)
BIOS
18.
Which storage device is not flash memory? (2-3)
a)
RAM
b)
Micro SD
c)
BIOS
d)
SD Card
19.
A computer is continuously paging to the swap file. Discuss why this might be (5-8)
a)
The hard disk is too slow
b)
There is not enough RAM
c)
The cache is too slow
d)
The virtual memory is too small
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