Module 1.7

Number Systems Quiz

Try our quiz, based on the information you can find in Digital Electronics Module 1 − Number Systems. Submit your answers and see how many you get right. If you get any answers wrong. Just follow the hints to find the right answer and learn about the number systems used in digital electronics as you go.

1.

Which of the following numbers is equivalent to the normalised number 0.126 x 102 ?

2.

Which of the following decimal numbers is equivalent to the highest value that can be held in an 8-bit binary register using unsigned binary?

3.

What is the decimal equivalent of the number 3A16?

4.

Refer to Fig. 1.7.1.Which of the tables correctly describes the rules of binary addition?
num-fig-1-7-1.gif

5.

What is the 8 bit unsigned binary result of 5610 − 3110?

6.

What is the result of adding 710 and −410 using 8 bit signed binary notation?

7.

What is the widest range of decimal numbers that can be written in 8 bit signed binary notation?

8.

End around carry is used to correct the result of additions in which of the following number systems?

9.

Which of the following 4 bit Excess 3 numbers is equivalent to 510?

10.

Which of the following Twos Complement binary numbers is equivalent to −7510?

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