Alsager - A2 - 1.4.1. Data Types

Which of the following is not a primitive data type?

• Integer

• String

• Character

• Boolean

How are negative numbers represented in binary?

• Sign magnitude

• Two's complement

• Both A and B

• None of the above

How is data always stored by computers?

• In decimal

• In binary

• In alphanumeric characters

• In hexadecimal

What is an integer?

• A number with a fractional part

• A whole number

• A positive number only

• A symbol used by a computer

Which of the following is NOT a characteristic of real numbers?

• They can have a fractional part

• They are useful for measuring things

• They can only be positive numbers

• All integers are real numbers

What is a character in the context of computer data?

• A collection of strings

• A single symbol used by a computer

• A positive or negative number

• A type of real number

Why are strings useful for storing phone numbers?

• They can store a single character

• They can represent numbers in binary

• They can store many characters in succession

• They can only store numeric data

How many values can a Boolean data type take?

• One

• Two

• Three

• Four

What is the least significant bit of a binary number?

• The bit in the middle

• The bit furthest to the right

• The bit furthest to the left

• The most significant bit

What is the most significant bit of a binary number?

• The bit furthest to the right

• The bit in the middle

• The bit furthest to the left

• The least significant bit