Number System Questions

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31.

The 2's complement number of 110010 is

A

1101

B

110011

C

10011

D

All of the above

E

None of the above

Correct Answer: E

None.

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32.

The octal equivalent of the number 11010.1011 is

A

32.54

B

63.51

C

32.27

D

All of the above

E

None of the above

Correct Answer: A

None.

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33.

The first electronic general purpose digital computer built by Mauchly and Eckert called ENIAC did not work on the stored program principle. How many numbers could it store in its internal memory?

A

100

B

20

C

40

D

80

E

None of the above

Correct Answer: B

None.

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34.

The decimal equivalent of the binary number 11100001111 is

A

1806

B

1807

C

2806

D

All of the above

E

None of the above

Correct Answer: B

None.

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35.

The number of bits that are typically stored on each track of a magnetic disk is usually

A

the same

B

different

C

depend on the program to be stored

D

All of the above

E

None of the above

Correct Answer: A

None.

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36.

Conversion of an octal number 208 to its binary number is

A

100002

B

101112

C

101102

D

111102

E

None of the above

Correct Answer: A

None.

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37.

Conversion of an octal number 1428 to binary number is

A

11000102

B

1101102

C

11000112

D

11011012

E

None of the above

Correct Answer: A

None.

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