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Online Tests
Computer Education 7th Class Chapter 4 Online Test MCQs With Answers
Question # 1
What is the purpose of the delay block in scratch.
Choose an answer
To add a sound effect
To change the back ground colour
To create a timer
To slow down the program execution
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Question # 2
--------------- bits together make, what we call a "byte" of the data.
Choose an answer
6
7
8
9
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Question # 3
What is the most commonly known numbere system.
Choose an answer
Binary numebr system
Decimal numebr system
Octal numebr system
Hexadecimal numebr system
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Question # 4
What is the most significant bit in a binary number.
Choose an answer
The bit to the extreme left
The bit to the extreme right
The middle bit
It depends onthe number
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Question # 5
How many cardinal directions can a sprite move in Scratch.
Choose an answer
2
3
4
5
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Question # 6
How many bytes are threre in a kilobyte.
Choose an answer
1000
1024
2048
512
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Question # 7
What is the decimal equivalent of the binary number 1011
Choose an answer
6
8
9
11
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Question # 8
----------- are represented in the computer using 8-bit numbers.
Choose an answer
Numbers
Letters
Images
Colors
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Question # 9
Where do you add script blocks in Scratch.
Choose an answer
Stage area
Block categories
Script area
Sprite list
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Question # 10
Which block specifices different directions for a sprite to move in Scratch.
Choose an answer
Move ten steps
Point -in- direction
Forever loop
Repeat loop
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Question # 11
Who reflned the binary number system in the 17th cenury.
Choose an answer
Isaac Newton
Albert Einstein
Galleo Calilei
Gottfried Leibniz
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