# Number Systems Question Preview (ID: 16333)

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The result of this base 8 calculation is 763+524
a) 1387
b) 1507
c) 407
d) 507

101011 base 2 in base 16 is
a) 2B
b) A3
c) 211
d) 103

431 base 8 in binary is
a) 1010010000110000
b) 100011100
c) 100111
d) 100011001

5.75 base 10 in base 2 is
a) 11.101
b) 101.01
c) 101.11
d) 01.101

The ASCII representation of the letter F is 1011110. What is the representation of the letter A?
a) 1011001
b) 1011001
c) 1100011
d) 1100010

-32 in BCD is
a) 100100011
b) 100110010
c) 101000110010
d) 101100110010

The two's complement number 01001 in base 10 is
a) -23
b) 23
c) 9
d) -9

Using 8 bits, -12 in sign and magnitude is
a) 10001100
b) 10111100
c) 111000000
d) 11110100

The range of numbers in sign and magnitude using 5 bits is
a) -16 to 15
b) - 16 to 16
c) -15 to 15
d) - 15 to 14

The range of numbers in two's complement using 5 bits is
a) -16 to 15
b) -16 to 16
c) -15 to 15
d) -15 to 14

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