Using a 4-bit cell to store integers in 2\'s complement, what is the largest pos

Question

Using a 4-bit cell to store integers in 2's complement, what is the largest positive integer that can be stored?

Question 1 options:

a. 15

b. 32

c. 63

d. 31

e. 7

Question 2

Using a 4-bit cell to store unsigned integers, what is the largest integer that can be stored?

Question 2 options:

a. 15

b. 32

c. 63

d. 31

e. 7

Question 3

8.The decimal number for the 8-bit 2's-complement binary number, 1100 1100 is ________

Question 3 options:

a. -52

b. 52

c. 396

d. -396

e. None of the above

Question 4

If a 12-bit memory location contains D9B in hexadecimal, then the binary representation is ______.

Question 4 options:

a. 1011 1001 1101

b. 1101 1001 1011

c. 1001 1011 1101

d. 1011 1101 1001

e. None of the above

Question 5

Using a 6-bit cell to store integers in 2's complement, what will be stored for -5?

Question 5 options:

a. 111011

b. 111001

c. 000101

d. 100101

e. None of the above

Question 6

Using a 6-bit cell to store integers in 2's complement, what is the decimal number that stored in the cell as 101010?

Question 6 options:

a. 42

b. 22

c. -22

d. -42

e. None of the above

Question 7

Using a 6-bit cell to store integers in 2's complement, what is the decimal number that stored in the cell as 101010?

Question 7 options:

a. 42

b. 22

c. -22

d. -42

e. None of the above

Question 8

Using a 4-bit cell to store unsigned integers, what is the largest integer that can be stored?

Question 8 options:

a. 15

b. 32

c. 63

d. 31

e. 7

Question 9

Using an 8-bit cell to store integers in 2's complement, what is the largest positive integer that can be stored?

Question 9 options:

a. 255

b. 127

c. 63

d. 256

e. 128

Question 10

Using a 6-bit cell to store integers in 2's complement, what is the decimal number that stored in the cell as 010110?

Question 10 options:

a. 28

b. 18

c. 26

d. 22

e. None of the above

Question 11

For IEEE 754 single precision floating point numbers, what is the excess for normalized decimals?

Question 11 options:

a. 255

b. 254

c. 127

d. 126

e. None of the above

Question 12

For IEEE 754 single precision floating point numbers, what is the excess for denormalized decimals?

Question 12 options:

a. 255

b. 254

c. 127

d. 126

e. None of the above

Question 13

In a 6-bit two's complement system, A=010110, B=001100, when perform X=A AND B, which of following statement is true?

Question 13 options:

a. X is 01110

b. X is 000100

c. X is 110001

d. X is 001010

e. None of the above

Question 14

In a 6-bit two's complement system, A=010110, B=001100, when perform X=A+B, which of following statement is true?

Question 14 options:

a. X is 110001

b. X is 100010

c. X is 110001

d. X is 010001

e. None of the above

Question 15

In a 6-bit two's complement system, A=010110, when perform B= NOT A, which of following statements are true?

Question 15 options:

a. B = 101010

b. B = 101000

c. N=0

d. N=1

e B=B = 101001

Question 16

In a 6-bit two's complement system, A=010110, B=001100, when perform A+B, which of following statements are true?

Question 16 options:

a. The carry bit C is 0

b. The carry bit C is 1

c. The overflow bit V is 1

d. The overflow bit V is 0

Question 17

The hexadecimal of the 10-bit unsigned binary number 10 1001 1100 is _______.

Question 17 options:

a. 29C

b. A70

c. C92

d. 07A

e. None of the above

Question 18

In a 6-bit two's complement system, A=010110, when perform X= - A, which of following statements are true?

Question 18 options:

a. X is 101001

b. N=1, Z=1

c. X is 101010

d. N=1, Z=0

e. N=9, Z=1

e. None of the above

Question 19

For IEEE 754 single precision floating point numbers, which of following is positive infinity ?

Question 19 options:

a. 0 111 1 111 1000 0000 0000 0000 0000 0000

b. 0 111 1 111 1000 0000 1101 0000 0000 0000

c. 1 111 1 111 1000 0000 0000 0000 0000 0000

d. 1 111 1 111 0000 0000 0000 0000 0000 0000

e. None of the above

Question 20

For IEEE 754 single precision floating point numbers, how many bits for mantisa?

Question 20 options:

a. 7

b. 31

c. 23

d. 8

e. None of the above

Question 21

Assume we use 8-bit cell to store floating point numbers, 1 bit for sign, 3 bits for excessed exponent, and 4 bits for significand. What is the decimal value for a cell with bit pattern 1 000 1000

Question 21 options:

a. - 0.375

b. - 0.125

c. - 0.1875

d. 136

Question 22

For IEEE 754 single precision floating point numbers, what is the exponent of a denormalized floating point number in decimal ?

Question 22 options:

a. -126

b. -127

c. 126

d. 127

e. None of the above

Question 23

For IEEE 754 single precision floating point numbers, which of following is an example of NAN ?

Question 23 options:

a. 1 111 1 111 0000 0000 1101 0000 0000 0000

b. 0 111 1 111 1000 0000 1101 0000 0000 0000

c. 0 111 1 111 1000 0000 0000 0000 0000 0000

d. 1 111 1 111 0000 0000 0000 0000 0000 0000

e. None of the above

Question 24

For IEEE 754 single precision floating point numbers, if X is a negative denormalized floating point number with mantisa 010 0000 0000 0000 0000 0000, what is the decimal value of X?

Question 24 options:

a.

a. 15

b. 32

c. 63

d. 31

e. 7

Explanation / Answer

please rate - thanks

Using a 4-bit cell to store integers in 2's complement, what is the largest positive integer that can be stored?

0111 = 7

e. 7

Question 2

Using a 4-bit cell to store unsigned integers, what is the largest integer that can be stored?

1111=15

a. 15

Question 3

8.The decimal number for the 8-bit 2's-complement binary number, 1100 1100 is ________

1100 1100

reverse 00110011

add 1 = 00110100 = 52

since this starts with 1, it is -52

a. -52

Question 4

If a 12-bit memory location contains D9B in hexadecimal, then the binary representation is ______.

b. 1101 1001 1011

Question 5

Using a 6-bit cell to store integers in 2's complement, what will be stored for -5?

+5 = 000101   reverse bits   111010 add 1 = 111011

a. 111011

Question 6

Using a 6-bit cell to store integers in 2's complement, what is the decimal number that stored in the cell as 101010?

reverse bits 010101 add 1 = 010110 = 22 since this is the negative = -22

c. -22

Question 7

Using a 6-bit cell to store integers in 2's complement, what is the decimal number that stored in the cell as 101010?  

same as question 6, so answer is - 22

c. -22

Question 8

Using a 4-bit cell to store unsigned integers, what is the largest integer that can be stored?

1111 = 15

Question 8 options:

a. 15

Question 9

Using an 8-bit cell to store integers in 2's complement, what is the largest positive integer that can be stored?

0111 1111 = +127

b. 127

Question 10

Using a 6-bit cell to store integers in 2's complement, what is the decimal number that stored in the cell as 010110?     010110 = +22

d. 22

Question 11

For IEEE 754 single precision floating point numbers, what is the excess for normalized decimals?    127 by definition

c. 127

Question 12

For IEEE 754 single precision floating point numbers, what is the excess for denormalized decimals?

c. 127

Question 13

In a 6-bit two's complement system, A=010110, B=001100, when perform X=A AND B, which of following statement is true?

010110

001100

000100

b. X is 000100

Question 14

In a 6-bit two's complement system, A=010110, B=001100, when perform X=A+B, which of following statement is true?

since last question was a logical operation not sure if this is logical or or addition

if + is OR

010110

001100

011110

e. None of the above

If + is addition

010110

001100

100010

b. X is 100010

Question 15

In a 6-bit two's complement system, A=010110, when perform B= NOT A, which of following statements are true?

-A = 101001

e B=B = 101001

Question 16

In a 6-bit two's complement system, A=010110, B=001100, when perform A+B, which of following statements are true?

addition

no overflow, final carry is 0

Question 16 options:

a. The carry bit C is 0

b. The carry bit C is 1

c. The overflow bit V is 1

d. The overflow bit V is 0

Question 17

The hexadecimal of the 10-bit unsigned binary number 10 1001 1100 is _______.

                                                                                          2      9       C

Question 17 options:

a. 29C

Question 18

In a 6-bit two's complement system, A=010110, when perform X= - A, which of following statements are true?

-A = 101001

don't know the answer

Question 18 options:

a. X is 101001

b. N=1, Z=1

c. X is 101010

d. N=1, Z=0

e. N=9, Z=1

e. None of the above

Question 19

For IEEE 754 single precision floating point numbers, which of following is positive infinity ?

sign bit 0, exponent all 1's matissa all 0

a. 0 111 1 111 1000 0000 0000 0000 0000 0000

Question 20

For IEEE 754 single precision floating point numbers, how many bits for mantisa?

by definition 8 bits

d. 8

Question 21

Assume we use 8-bit cell to store floating point numbers, 1 bit for sign, 3 bits for excessed exponent, and 4 bits for significand. What is the decimal value for a cell with bit pattern 1 000 1000

1 000 1000

-

don't define how much the excess is so can't answer

Question 21 options:

a. - 0.375

b. - 0.125

c. - 0.1875

d. 136

Question 22

For IEEE 754 single precision floating point numbers, what is the exponent of a denormalized floating point number in decimal ?

0 exponent = -127

b. -127

Question 23

For IEEE 754 single precision floating point numbers, which of following is an example of NAN ?

exponent all 1's mantissa 0

c. 0 111 1 111 1000 0000 0000 0000 0000 0000

Question 24

For IEEE 754 single precision floating point numbers, if X is a negative denormalized floating point number with mantisa 010 0000 0000 0000 0000 0000, what is the decimal value of X?

sorry, no idea

Question 24 options:

a.

e. 7

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