R 69 Character Sets Ascii Test Template Page 2
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4Character Sets – ASCII - Questions
Q 69
[1]
6. How many bits does Extended ASCII use?
________ bits
1. What does ASCII stand for?
[1]
7. How many characters can Extended ASCII contain?
________ chars
[1]
______________________________________________
8. Convert the following ASCII characters to binary:
2. A letter, number or punctuation on a computer when used as text is
called what? Fill in one circle.
a) At
_______________________________________
A symbol
A character
b) The
_______________________________________
[1]
A text item
An ASCII
c) Cat
_______________________________________
d) 5*1=
_______________________________________
[5]
3. Computers store and use 1s and 0s in storage devices and RAM. They
e) 2b|!
_______________________________________
need to have a way of mapping a character to a binary number that
represents it. What do they use? Fill in one circle.
9. Convert the following binary in 8 bit ASCII to the characters that it
A text translator
A character table
represents:
[1]
A text set
A character set
01001001 01110100 01100000 01110011 00100000 01110011
4. Convert the following ASCII characters to the binary code that
01100101 01100011 01110010 01100101 01110100 00101110
represents them:
[1]
______________________________________
a) A
___________________
b) d
___________________
10. Which of the following will be false? Fill in one circle.
A > a
g < h
c) <
___________________
[4]
[1]
F < f
t > H
d) Space
___________________
5. Convert the following binary into the ASCII characters which it
11. You need to design a character set that includes all uppercase letters,
represents:
all lowercase letters, numbers and the space character. What is the
minimum number of bits that you could use for the character set?
a) 0101 0010
___________________
[1]
b) 0111 0100
___________________
____________ bits
[3]
c) 0011 1001
___________________
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