Joel Smith
Quiz by , created more than 1 year ago

A quiz about the different number systems used in computer science.

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Joel Smith
Created by Joel Smith over 8 years ago
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Computing Numbers Quiz

Question 1 of 10

1

Which numerical system is being used in this example?

4B=75

Select one of the following:

  • Binary

  • Hexidecimal

  • Two's compliment

  • Sign and Magnitude

Explanation

Question 2 of 10

1

Binary is a base 2 numerical system.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 10

2

Which numerical system is in use here (highlight all that apply):

27

Select one or more of the following:

  • Hexidecimal

  • Binary

  • Two's compliment

  • Denary

Explanation

Question 4 of 10

2

Fill the blank spaces to complete the text.

Convert these two's compliment numbers to denary:
1001 0011 =
0110 0011 =

Explanation

Question 5 of 10

1

Fill the blank space to complete the text.

Complete the following binary subtraction sum: 1011 - 0110 =
Give you answer in denary.

Explanation

Question 6 of 10

2

Fill the blank space to complete the text.

Complete the following binary addition sum: 1101 0101 + 0111 1001 =
Give you answer in denary.

Explanation

Question 7 of 10

1

Which is the correct conversion of this sign and magnitude number to denary?
(Tick one)

1011 0011

Select one of the following:

  • 179

  • -77

  • -176

  • 51

Explanation

Question 8 of 10

1

To convert binary to denary, you must add all the column headings with a 0 below them.

Select one of the following:

  • True
  • False

Explanation

Question 9 of 10

1

To convert denary to hexidecimal, you must multiply the number by 16.

Select one of the following:

  • True
  • False

Explanation

Question 10 of 10

2

Fill the blank space to complete the text.

Convert the following binary number to Two's Compliment: 100 1010 =

Explanation

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