
revision
Quiz
•
Computers
•
8th Grade
•
Practice Problem
•
Hard
Ebtihal Abdul Hay
Used 6+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. If you need to change a string value to an integer value for calculations, it is called _________________.
· data type reduction
· type simulation
· type casting
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which data storage method you can use to store many pieces of information using either text, number, or Boolean data types?
· files
· arrays
· brackets
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Basic data storage in computer programs is done using ___________ and constants.
· variants
· vectors
· variables
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Functions are commonly used to perform _____________ tasks, calculations, format data for output and file handling.
· simple
· short
· unusual
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What kind of signals conversion is shown in the diagram below?
· Pulse width modulation (PWM)
· Digital value to analogue (DAC)
· Analogue to digital value (ADC)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
· Read the program below and identify the correct output.
· bread
· chocolate
· milk
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Read the program below and identify the correct output.
9
10
11
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