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WorksheetsNew computer science
Total questions: 20
Worksheet time: 39mins
How many bits in a byte?
9
4
2
8
How many bits in a kilobyte?
2000
4000
1200
8000
Describe briefly one use of ROM?
It’s a thing
It’s a bus
Read-only memory is a type of non-volatile memory used in computers and other electronic devices.
To hold boot up instructions
What does RAM stand for?
Read And Measure
Random access measure
Read and memory
Random access memory
What does ROM stand for?
Read only measure
Random only memory
Read only memory
Random access memory
What does CPU stand for?
Centre prom unity
Centre processing unit
Central processing unity
Central processing unit
What is an Accumulator?
It contains all the data needed to know about somebody.
It’s a short-term way of storing arithmetic and logic data in a CPU
It’s a type of RAM
It’s a type of ROM
What is Non-volatile?
Data stored permanently and when the power is switched of the data is retained.
Data is stored temporarily and when the power is switched of all data is lost.
A type of register- a temporary store for anything copied from memory.
Something
Who made the first computer?
Charles Babbage
David Cabbage
Sally Mabbage
Jackio fore-abbage-Babbage-cabbage-Mabbage-Savage
What are these numbers part of in computer science 010101010?
Binary
Signary
Linary
Pinary
What numbers are binary?
010101010
123456789
621352656
01010101010101010101010119
What is the colour purple in code?
#800080
=38947=
#ABABBAB
*4R587E*
What computer sign is at the front of any colour in code?
^
*
#
+
How many bits in a nibble?
8
2000
4
2
How many nibbles in a kilobyte?
1000
0.0005
0.7842
1.0183
How many kilobytes in a terabyte?
42789
4e+463
2e+14
2e+12
How many bytes in a megabyte?
8e-6
9z-64
32e-467
100e-4692
How durable is a hard drive?
durable
very durable
not durable
cracks if you drop it on the floor
Who made the first mouse?
Douglas Engelbart
The man
Jammy sabnoop
Janae lenzabally
who made the first CPU?
Federico Faggin
Bivalence tagins
Shianne tabbing
Linden toboggolananalogala
