PLTW CS Essentials - Unit 1-2 review

Front

A bit is..

Back

A single item of computer information that is represented by either a 0 or a 1.

Front

Binary is.......

Back

a method of calculating and representing numbers using 1s and 0s.

Front

A byte is ..

Back

a unit of computer information that is equal to 8 bits.

Front

In nested conditional logic statements, which selection structure gets executed first?

Back

The outside selection structure gets executed first.

Front

This is an example of what kind of data? Options: String Data, Number Data, Boolean Data, Words Data

Back

Number Data

Front

This is an example of what kind of data? Options: String Data, Number Data, Boolean Data, Words Data

Back

Boolean Data

Front

What value is returned from index 3?

Back

45

Front

A variable that can be used anywhere in a program.

Back

Global Variable

Front

Parts of an interface in a program. Examples include buttons and sprites.

Back

Component

Front

What is the term for the blue icon that allows a programmer to drag additional smaller blocks into a larger block, changing its shape and functionality? Options: Mutator, Global Variable, Iteration, Component

Back

Mutator