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WorksheetsMemory and Storage
Total questions: 20
Worksheet time: 9mins
Why is ROM need in a computer system?
It stores the 'BIOS' which is needed to load the operating system.Without it, the computer wouldn't turn on.
It stores the data of the operating system and programs that are currently running, for access by the CPU.
Temporary sections of the hard disk created by the operating system when RAM is full.
Virtual Memory
Random Access Memory
Read Only Memory
Cache Memory
Why is Virtual Memory needed in a computer system?
It is used as a fast type of memory for programs currently in use to speed up the performance of a computer.
When RAM gets full, instead of closing programs the Operating system uses virtual memory to store some data.
Where is data stored when it is Virtual Memory?
On a secondary storage device e.g. hard disk drive.
On the RAM.
On the ROM.
On an optical device e.g. CD.
Same as 1024 Gigabytes
1 Terabyte
1 Gigabyte
1Megabyte
1 Kilobyte
Very portable and robust as it is designed to be fitted into small electronic devices.
Flash memory
Hard disk drive
Magnetic tape
CD
Typically has the largest storage capacity and is the cheapest per Gigabyte.
Magnetic storage
Solid state storage
Optical storage
What is the correct order of storage capacity in ascending order?
Byte, Bit, Megabyte, Kilobyte, Gigabyte
Bit, Byte, Kilobyte, Megabyte, Gigabyte
Megabyte, Byte, Gigabyte, Bit, Kilobyte
Bit, Megabyte, Byte, Gigabyte, Kilobyte
Number of Bits in a nibble.
2
4
6
8
