Number Systems

Test Description: Review for class test.

Instructions: Answer all questions to get your test result.

1) Using 8 bits, -12 in sign and magnitude is

2) The two's complement number 01001 in base 10 is

3) -32 in BCD is

4) The ASCII representation of the letter F is 1011110. What is the representation of the letter A?

5) 5.75 base 10 in base 2 is

6) 431 base 8 in binary is

7) 101011 base 2 in base 16 is

8) The result of this base 8 calculation is 763+524

9) The range of numbers in sign and magnitude using 5 bits is

10) The range of numbers in two's complement using 5 bits is


*select an answer for all questions

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