Comp Sys FA1

The binary number for octal 45v8 is ________.

110101

100010

100101

100100

100101

Convert the following binary number to octal. 001101011v2

153

351

253

352

153

Convert the following octal number to decimal 17v8

82

51

57

15

15

The decimal number 188 is equal to the binary number ________.

1011 1100

011 1000

110 0011

111 1000

1011 1100

Convert hexadecimal value 16 to decimal.

16

10

22

20

22

Convert the following decimal number to 8-bit binary. 187

1011 1101

1011 1011

1011 1100

1101 1101

1011 1011

A binary number's value changes most drastically when the ________ is changed.

MSB

frequency

duty cycle

LSB

MSB

Convert the following binary number to octal. 010 111 100

172

274

174

272

274

The decimal number for octal 74v8 is ________.

74

22

62

60

60

Convert hexadecimal value C1 to binary.

111000100

11000001

111000001

1000111

11000001

Convert 527v16 to binary.

0011 0100 0111

0101 0010 0111

0111 0010 0101

10 0000 1111

0101 0010 0111

The sum of 1111 + 1111 in binary equals

11110

2222

11111

0000

11110

The difference of 1000 − 100 equals

110

100

111

101

100

When using the repeated division by 2 method of converting from decimal to binary, one must write the first remainder as the:

MSB, provided the following sequence of remainders are written in descending order until the final remainder is achieved

LSB

LSB, provided the final remainder is used to replace the original LSB, which is then moved to the MSB position.

MSB

LSB

How many bits are in an ASCII character?

8

16

7

4

7

The binary-coded decimal (BCD) system can be used to represent each of the 10 decimal digits as a(n):

4-bit binary code

16-bit binary code

8-bit binary code

ASCII code

4-bit binary code

The BCD number for decimal 347 is ________.

0011 0100 0111

0011 0100 0001

1100 1011 1000

1100 1011 0110

0011 0100 0111

A decimal 11 in BCD is ________.

00010001

00010010

00001100

00001011

00010001

Convert the Gray code 1011 to binary.

1010

1011

0100

1101

1101

One hex digit is sometimes referred to as a(n):

instruction

grouping

nibble

byte

nibble

Convert 8B3F16 to binary.

1000 1011 0011 1111

0011 0101 0110 0100 0111

01 1010

1011 0011 1110 0011

1000 1011 0011 1111

Convert the following binary number to decimal. 010112

15

11

10

35

11

Convert 59.7210 to BCD.

1110.11

111011

0101100101110010

01011001.01110010

01011001.01110010

The difference of 111 - 001 equals ________.

100

111

110

001

110

3 × 101 + 7 × 100 is equal to ________.

10

370

37

3.7

37

The sum of 11101 + 10111 equals ________.

110011

100100

110100

100001

110100

Convert the binary number 1100 to Gray code.

0011

1001

100

1010

1010

When using even parity, where is the parity bit placed?

In the parity word

Before the MSB

After the LSB

After the odd parity bit

Before the MSB

What is the difference between binary coding and binary-coded decimal?

Binary coding has a decimal format.

BCD has no decimal format.

Binary coding is pure binary.

BCD is pure binary.

Binary coding is pure binary.

Convert binary 111111110010 to hexadecimal.

2FE

FF2

EE2

FD2

FF2

Convert binary 01001110 to decimal.

4E

78

76

116

78

Convert decimal 213 to binary.

11100011

01111001

11010101

11001101

11010101

Convert 527V8 to binary.

011100111

111010101

101010111

101010111

What is the resultant binary of the decimal problem 49 + 01 = ?

00110001

00110010

01010101

00110101

00110010

The sum of the two BCD numbers, 0011 + 0011, is ________.

0110

1100

0011

0111

0110

Convert the following decimal number to BCD. 469

0100 0110 1001

1001 0110 1000

1001 0110 0100

1000 0110 1001

0100 0110 1001

Assign the proper odd parity bit to the code 111001.

0111111

1111011

0011111

1111001

1111001

Convert decimal 64 to binary.

01001000

0100 0000

00110110

00100000

0100 0000

Convert the following binary number to decimal. 10011010

154

153

157

155

154

Convert the binary number 1001.0010 to decimal.

9.125

12.5

90.125

125

9.125

Which of the following is an invalid BCD code?

0101

1101

0011

1001

1101

Convert the following decimal number to BCD. 127

000100100111

011100100001

111010001

001010111

000100100111

How many binary digits are required to count to 10010?

3

7

100

2

7

The base of the hexadecimal system is:

two

sixteen

ten

eight

sixteen