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WorksheetsGrade7 Unit 1
Total questions: 26
Worksheet time: 14mins
The data that is stored using digits is called ‘digital data’
True
False
The data that is stored using digits is called ‘digital data’
True
False
What does a computer use digital data for? Tick all the correct answers
To sort information
To store numbers
To store instructions
To store text
To draw pictures
Base 10 is another name for binary system
True
False
The data that is stored using digits is called
Digital data
Decimal numbers
A group of eight bits will make one byte
True
False
The number system that a computer uses has two different digits: 0 and 1 is called
The decimal system
The binary system
Eight bits grouped together is called:
Decimal
Byte
The other name of the decimal system is........
Base 10
Base 2
The other name of the binary system is........
Base 10
Base 2
Convert this binary number ( 1 0 1 1) into a decimal number
12
11
6
13
The numbers in the binary system are 1 and 4
True
False
What does the computer store as digital data
Number
Images
Clothes
The computer system that uses 0 and 1 is:
Decimal System
ASCII System
Binary System
Octal System
Which one is the correct decimal number
0 0 1 1
1
3
5
8
Which one is the correct decimal number
0 1 1 0
1
3
6
8
Which one is the correct decimal number
0 0 0 0
1
3
6
0
Which one is the correct decimal number
1 1 1 0
1
3
14
12
Computers are powered by microprocessors
(a)
The microprocessor is the ...................................... of the computer
Microprocessors
Brain
Storage
The microprocessor is called ...................................... device
digital
Brain
Storage
The on and off position can be shown as.....................
1 and 10
1 and half
1 and 0
A phone number is a value
True
False
ASCII is...............
Albanyà Stander Code Information Interchange
Australian Stander Code Information Interchange
American Stander Code Information Interchange
This diagram shows the..............
Sound Wave
Sampling the sound wave
This diagram shows the..............
Sound Wave
Sampling the sound wave
