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Authored by Ebtihal Abdul Hay

Computers

8th Grade

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

Media Image

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

Media Image

· Read the program below and identify the correct output.

· bread

· chocolate

· milk

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Read the program below and identify the correct output.

9

10

11

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