Type of Number System

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Question 1

What is the decimal equivalent of the binary number 101101?

  • 45

  • 43

  • 46

  • 44

Question 2

What is the result of binary multiplication 101 × 11?

  • 1111

  • 1110

  • 10011

  • 1001

Question 3

What is the hexadecimal equivalent of the decimal number 255?

  • FF

  • AF

  • 2F

  • F2

Question 4

If the color red is represented as #FF0000 in hexadecimal code, and 1010 (binary) is added to it, what is the hexadecimal code of the new color formed?

  • #FF1010

  • #FF0010

  • #FF00A0

  • #FF000A

Question 5

Find the two's complement of (AF)16.

  • 0101 0101

  • 0101 0001

  • 0001 0101

  • 1010 0001

Question 6

What is the decimal value of (8AB)16 + (B78)16.

  • 1423

  • 5155

  • 1251

  • 1444

Question 7

Failure to read remainders from bottom to top during decimal-to-binary conversion would result in:

a) Correct answer with extra zeros
b) Reverse binary value
c) Decimal overflow
d) Octal output

  • Octal output

  • Decimal overflow

  • Reverse binary value

  • Correct answer with extra zeros

Question 8

How to write (8)10 in Octal.

  • 8

  • 9

  • 10

  • 0

Question 9

What will be the output of the following octal division 110110 ÷ 10?

  • 11011

  • 1010.11

  • 1110.10

  • 11101

Question 10

Covert (88AA)16 to Octal.

  • 104252

  • 105252

  • 10106262

  • 10105262

There are 12 questions to complete.

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