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WorksheetsMemory Computer
Total questions: 43
Worksheet time: 22mins
What is Volatile?
Loss of data when the computer is switched off.
Substances that will evaporate in room temperature.
Something to do with electricity.
Liable to display rapid changes of emotion.
What is the purpose of ROM?
To not be volatile.
To contain vital instruction for the computer (e.g. Starting up).
It has no purpose.
To randomly open memory without being tasked to.
Which one of these facts are false?
RAM can't store permanent data
ROM is memory that cannot be changed by a program or user.
ROM is embedded, can’t be removed.
If a computer loses power, all the data is saved onto the RAM
What is the CPU process?
Fetch-Decode-Execute
FDE
FED
Decode-Fetch-Execute
What facts about RAM that are true?
RAM is embedded
RAM stores data permanently
RAM is a separate component
RAM has contains instructions for the computer.
True or False: RAM is fast temporary memory
True
False
Why is RAM Temporary
It has limited space
Because it’s expensive.
Because it is volatile
It is non-volatile
ROM Vs RAM: Programs and data which are currently in use are loaded here...
RAM
ROM
The ROM chip, which can be rewritten several times and requires the action of ultraviolet radiations to erase its contents, is EPROM.
Which of the following is the largest memory size?
Terabyte
Gigabyte
Megabyte
Kilobyte
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.
PROM
EPROM
Flash
EEPROM
Memory refers to the electronic holding place for instructions and data in a computer system.
What is the full form of ALU?
Arithmetic Long Unit
Arithmetic and Logical Unit
None of these
What is the full form of CPU?
Control Process Unit
Central Processing Unit
Control Processing Unit
Describe a difference between RAM and ROM
RAM is volatile, whereas ROM is non-volatile.
ROM is volatile, whereas RAM is non-volatile.
Describe a difference between RAM and ROM
With RAM, data can be read and written to it. Whereas with ROM it can only read data.
With RAM data can only be read. Whereas with ROM data can be read and written to it.
Which one is an example of flash memory?
Hard Disk
RAM
Cache
ROM
Boot-up program
Cache
RAM
ROM
Hard Disk
What is Firmware?
Data in the RAM
A program in ROM
Any item of Hardware
Any program in Cache
Where is ROM usually found inside a computer?
Inside the CPU
As part of the hard drive
On the motherboard
With the CD drive
A ROM chip is a ________________ storage medium, which means it does not require a constant source of power to retain the information stored on it.
VOLATILE
NON-VOLATILE
............. is used in the normal operations of a computer once the operating system has been loaded.
RAM
ROM
RAM chip is ____________, which means it loses any information it is holding when the power is turned off.
VOLATILE
NON-VOLATILE
Writing data is a much slower in ________
RAM
ROM
BIOS is an example of
RAM
ROM
Can be erased and rewritten faster than other ROM
EEPROM
EPROM
PROM
flash ROM
Can only be programmed once.
EEPROM
EPROM
flash ROM
PROM
Can be programmed a limited amount of times and be erased with an ultraviolet light.
EEPROM
EPROM
flash ROM
PROM
_____ 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
Dynamic RAM
Static RAM
_______ contains a permanent pattern of data that cannot be changed. Its nonvolatile; that is no power source is required to maintain the bit values in memory.
RAM
ROM
Cache Memory
In terms of computer memory, what is meant by the term 'volatile'?
It retains its content when power is cut
It loses its contents when power is cut
It is not stable and should not be used
Memory chips can overheat
