Character Sets

Multiple Choice

How many bits are used to store one ASCII character?

• 8 bits
• 4 bits
• 16 bits
• 32 bits

Multiple Choice

How many different characters can be represented using ASCII

• 64
• 256
• 512
• 128

Multiple Choice

If the letter "P" uses the number 80, what number is used for the letter "Q"?

• 81

• 79

• 90
• 75

Multiple Choice

The value for "d" is 100, which in binary is 0110 0100.

What is the binary value for "e"?

• 0110 0101

• 1000 0000
• 0110 0110

• 1100 0100

Fill in the Blank

The binary value for the character "X" is 0101 1000

What character is represented by 0101 1010?

Multiple Choice

What different languages can be represented by UNICODE?

• UNICODE only supports Latin-based languages
• UNICODE is limited to European languages
• UNICODE can represent all languages, such as English, Spanish, Chinese, Arabic, Hindi, Russian, Japanese, Korean, and many more.

• UNICODE cannot represent any Asian languages

Multiple Choice

Can UNICODE represent more or fewer different letters/characters compared to ASCII?

• UNICODE can represent more different letters/characters compared to ASCII.
• UNICODE is limited to only 128 characters like ASCII.
• UNICODE can represent fewer different letters/characters compared to ASCII.
• UNICODE can represent the same number of characters as ASCII.

Multiple Choice

Does a message stored in UNICODE use more or less memory than a message stored using ASCII?

• It depends on the message

• More memory
• Same memory
• Less memory