ASCII

What is ASCII used for?

• Storing text

• Storing sounds

• Storing images

• Storing video

What is a character?

• A single key on the keyboard or a single number, letter or punctuation symbol

• A person who works as a computer programmer

• A 1 or a 0

• The part that an actor plays

What does ASCII do?

• Converts images into binary

• Converts sound into binary

• Converts text into binary

• Converts the typed language into American English

What is a character set?

• The set of numbers that a computer can produce

• The complete set of characters that a computer can produce

• The characters that send a control signal to the computer

• Only the letters that a computer can produce

True or False: In an ASCII file, each alphabetic, numeric, or special character is represented with a 7-bit binary number (a string of seven 0s or 1s).

• True
• False

True or False: The binary number for a capital 'A' is the same as the binary number for a lower-case 'a'?

• True
• False

Unicode can represent emojis

• True

• False

What two digits are used in binary?

• 0 & 2

• 1 & 2

• 0 & 1

• 1 & 1

How would you write the number two in binary?

• 1001

• 0001

• 0000

• 0010

The (standard) ASCII code is capable of representing non-European languages.

• True
• False