ISAAC Comp Sci: GCSE ASCII & Unicode

ISAAC Comp Sci: GCSE ASCII & Unicode

Assessment

Passage

Computers

11th Grade

Hard

Created by

Wayground Content

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does ASCII stand for?

Automated Standard Code for Information Interchange

American System Code for International Interchange

Advanced System Code for Information Interchange

American Standard Code for Information Interchange

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many bits are used in the original ASCII to represent characters?

9 bits

6 bits

8 bits

7 bits

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the maximum number of characters that can be represented using 7-bit ASCII?

128 characters

256 characters

64 characters

512 characters

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a character type represented in ASCII?

Numbers

Emojis

Punctuation

Letters

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many bit-patterns can be made with 4 bits?

8 bit-patterns

12 bit-patterns

32 bit-patterns

16 bit-patterns

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the binary character code for the letter G in ASCII, if F is 01000110?

01000101

01000100

01001000

01000111

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does Unicode aim to represent?

Only English characters

Only ASCII characters

Only numeric characters

Every character from every alphabet

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