Year 8 Spring 2: Homework 2 Representing Characters

What is a character in computing?

• A symbol displayed by a computer

• A type of software

• A hardware component

• A network protocol

Which of the following is NOT a type of character?

• A) Letters

• B) Numbers

• C) Punctuation

• D) Operating systems

What form is data stored in a computer?

• Decimal

• Hexadecimal

• Binary

• Octal

Fill in the blank: A character set is a collection of characters, each represented by a unique number called a ________.

• A) Code point

• B) Binary point

• C) Decimal point

• D) Hexadecimal point

Which character set can store 65,536 characters?

• A) ASCII

• B) Unicode

• C) Both

• D) Neither

Which character set can store emojis?

• A) ASCII

• B) Unicode

• C) Both

• D) Neither

Fill in the blank: ASCII can represent ___ characters.

• 128

• 256

• 512

• 1024

Which character set is primarily used for web pages and internet communication?

• D) EBCDIC

• C) ISO-8859-1

• B) Unicode

• A) ASCII

Which of the following is a benefit of using Unicode over ASCII?

• D) Easier to read

• C) Faster processing

• B) Supports more languages

• A) Smaller file size

Which of the following is a limitation of ASCII compared to Unicode?

• D) Faster processing

• B) Supports all languages

• A) Limited character set

• C) Larger file size