revision

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

Which data storage method you can use to store many pieces of information using either text, number, or Boolean data types?

• · files

• · arrays

• · brackets

Basic data storage in computer programs is done using ___________ and constants.

• · variants

• · vectors

• · variables

Functions are commonly used to perform _____________ tasks, calculations, format data for output and file handling.

• · simple

• · short

• · unusual

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)

· Read the program below and identify the correct output.

• · bread

• · chocolate

• · milk

Read the program below and identify the correct output.

• 9

• 10

• 11

Read the program below and identify the correct output.

• · The square number is 7

• · The square number is 14

• · The square number is 49

Read the program below and identify which line number has a logic error

• · Line 2

• · Line 3

• · Line 4

Read the program below and identify the correct output.

• · UAE 50th Anniversary Year

• · Welcome 2021

• · UAE 50th Anniversary Year 2021