Created 06/19/03; edited: 02/17/08, 02/27/11

QUIZ on Chapters 5 thru 8

Instructions: For each question, choose the single best answer. Make your choice by clicking on its button. You can change your answers at any time. When the quiz is graded, the correct answers will appear with each question.


1.   What is the name of the convention that says how bit patterns in a byte represent characters?

A.   ASCII
B.   BCD
C.   CODEX
D.   DOS

2.   What are the "digits" ordinarily used for base five?

A.   1 2 3 4 5
B.   0 1 2 3 4 5
C.   1 2 3 4
D.   0 1 2 3 4

3.   Convert the following to base ten: 3156

A.   37
B.   119
C.   201
D.   424

4.   Convert the following to base ten: 10112

A.   8
B.   9
C.   10
D.   11

5.   Say that you are using unsigned binary Change the representation of A516 from base sixteen to base ten.

A.   46
B.   165
C.   234
D.   309

6.   Here is a number represented in base 16 notation: 5A3F. Write the number in unsigned binary notation.

A.   0101 1010 0011 1111
B.   1010 0100 0110 1100
C.   1001 1010 0111 1111
D.   0101 0010 1100 1110

7.   Which one of the following is done correctly?

A.    
0100
 0110
 0101
 ----
 1011
B.    
0100
 0110
 0101
 ----
 1111
C.    
0110
 0110
 0101
 ----
 1111
D.    
0101
 0110
 0101
 ----
 1001

8.   Here is a two's complement representation of an integer: 

0011 1001

What is the two's complement representation of the negation of the integer?

A.   1100 0110
B.   1011 1001
C.   1100 1110
D.   1100 0111

9.   Here is a two\'s complement representation of an integer: 

0110 1110

What is the two\'s complement representation of the negation of the integer?

A.   1001 0010
B.   1001 0001
C.   1001 1110
D.   1110 0001

10.   Here is a two\'s complement representation of an integer: 

0101 0101

What is the two\'s complement representation of the negation of the integer?

A.   1010 1011
B.   1010 1010
C.   0101 1010
D.   1001 0110
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