Number System

Which number system is primarily used in digital electronics and computer systems?
Decimal
Binary
Octal
Hexadecimal
How many digits are there in the hexadecimal number system?
8
10
12
16
What is the base of the octal number system?
2
8
10
16
What is the value of the binary number 1101 in decimal?
8
11
13
14
Which number system uses the digits 0 through 9 and letters A-F?
Decimal
Binary
Octal
Hexadecimal
Convert the binary number 101010 to decimal.
20
40
42
52
What is the base of the decimal number system?
2
8
10
16
Convert the hexadecimal number 1A3 to decimal.
275
419
4190
672
What is the value of the octal number 34 in decimal?
12
24
28
36
Convert the decimal number 95 to binary.
101111
110111
111011
111101
What is the value of the binary number 1101.101 in decimal?
13.625
14.625
13.75
14.75
Convert the hexadecimal number 2F3A to binary.
101011111010
101111001110
101001111010
101011001110
What is the value of the octal number 7452 in decimal?
3842
3810
384
3042
Convert the decimal number 152 to hexadecimal.
98
9A
A2
B8
What is the base of the hexadecimal number system?
8
10
16
20
Convert the binary number 1101011 to octal.
123
133
145
153
What is the value of the hexadecimal number 1B8 in decimal?
432
456
440
4408
Convert the octal number 547 to binary.
101100111
101100110
101110111
101111110
What is the value of the binary number 111011.01 in decimal?
59.25
59.5
59.75
59.875
Convert the decimal number 205 to octal.
310
315
325
3150
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