Y9 DataRep Quiz

How is every character on the keyboard represented?

• By a binary value

• By a hexadecimal value

• By a decimal value

• By an octal value

Do uppercase letters have the same binary values as lowercase letters?

• Yes, they have the same values

• No, they have different values

• Yes, but only for vowels

• No, but only for consonants

Do punctuation symbols have their own characters in binary representation?

• Yes, they do

• No, they share characters with letters

• Yes, but only for periods and commas

• No, they are not represented

How many bits are required to represent the characters on a standard keyboard?

• 5 bits

• 7 bits

• 8 bits

• 10 bits

What is a character set in a computer system?

• A collection of characters used to represent text

• A type of computer hardware

• A software application for editing text

• A programming language

Which of the following is included in a character set?

• Letters, numbers, symbols

• Only letters

• Only numbers

• Only symbols

Which of the following are examples of character sets?

• Unicode and ASCII

• HTML and CSS

• Python and Java

• Windows and MacOS

What does ASCII stand for?

• American Standard Code for Information Interchange

• American System Code for International Interchange

• Automated Standard Code for Information Interchange

• American Standard Code for Internet Interchange

How many characters does ASCII encode into 7-bit binary codes?

• 64

• 128

• 256

• 512

Which of the following is included in the ASCII character set?

• Numbers 0 to 9, uppercase and lowercase letters, punctuation symbols, and a space character

• Only uppercase letters and numbers

• Only lowercase letters and punctuation symbols

• Only numbers and space character