Data Structures

Question 1

Variable

Answer 1

A named memory location used to store data that can change during program execution.

Question 2

Constant

Answer 2

A named memory location that stores a value which does not change during program execution.

Question 3

Array

Answer 3

A data structure that stores multiple values of the same data type in a single variable.

Question 4

Index

Answer 4

The position number of an element in an array, usually starting at 0 or 1.

Question 5

1D Array

Answer 5

A single list of values stored in a single row or column.

Question 6

2D Array

Answer 6

An array with rows and columns, similar to a table or spreadsheet.