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WorksheetsHow Computers Work
Total questions: 23
Worksheet time: 22mins
What base is the binary system in?
8
16
10
2
How many bits are a nibble?
1
2
4
8
16
32 nibbles is how many bytes?
1
2
4
8
16
How many significant digits are there in 00457?
2
3
5
18
Is this binary number even or odd (01100011)?
Even
Odd
What decimal system used by humans to understand binary?
Ascii
Unicode
Binary
Hexadecimal
Unicode has enough space to encode/decode characters for all languages?
True
False
What base is the Hexadecimal system use?
2
8
10
16
True or False: Computers encode each signal as either a 1 or a 0?
True
False
ASCII was a ___ bit code, while Unicode used a ___bit encoding system.
4, 7
8, 16
5, 10
7, 16
True or False: Unicode, which was used in the early days of computers, and ASCII, which is widely used today.
True
False
How many bits are in 32 bytes?
32
40
64
128
256
The smallest piece of digital information is called what?
Byte
Bit
Nibble
Fraction
How many nibbles are in 12 Bytes?
2
6
12
24
What is the sum of 10 +12 in Hexadecimal
22
x22
16
x16
How many GB is 32400 MB?
3.24 GB
32.4 GB
324 GB
32400 GB
Megabytes is approximately how many bytes?
1,000 bytes
100,000 bytes
1 Million Bytes
1 Billion Bytes
True or False: Computers encode each signal as either a 1 or a 0.
True
False
What is the Ascii value of 63? (ASCII chart provided)
¢
╥
?
≥
What character is encoded in this binary # 01011010?
z
x
X
Z
What is the Hexadecimal representation for 1010 0111?
107
A6
86
A7
Which is the fastest processing speed ?
6.6 Kilohertz
4.7 Megahertz
1.5 Gigahertz
What is the mashup of the words Binary and Digit?
Big
Bigit
Bit
Bing
