Data Types

Question 1

Integer

Answer 1

Whole number

Used for values that are counted

Question 2

Floating-Point Number

Answer 2

Real number
Decimal point can appear anywhere
Used for things that are measured

Question 3

Floating-Point Literal

Answer 3

Number with a fractional part

Question 4

Character

Answer 4

Single letter or %

Question 5

String

Answer 5

Sequence of characters

Question 6

Boolean

Answer 6

Only two possible values

Question 7

Array

Answer 7

Ordered list of items (elements) of a given data type

aka Vector

Question 8

Index

Answer 8

Each element’s location number in an array

Question 9

Scalar Variable

Answer 9

Single-item (non-array) variable

Question 10

Epsilon

Answer 10

Difference threshold indicating floating-point numbers are equal
0.0001 is common