# Computer/Computer Science Number System Sample Test,Sample questions

## Question: ` Decimal number is repeatedly divided by _________ to obtain its equivalent hexadecimal number.`

1.10

2.2

3.8

4.16

Posted Date:-2021-12-15 10:13:53

## Question: ` For converting binary to octal, â€œIf number of bits in a binary number is not multiple of 3, then add required number of 0s on ______ of the binary number`

1.least significant position

2. most significant position

3.Any of the above

4.None of the above

Posted Date:-2021-12-15 10:16:18

## Question: ` In hexadecimal system, each alphanumeric digit is represented as a group of _____________ binary digits`

1.1C2

2. 2A.1

3.1ABCD

4.67GA

Posted Date:-2021-12-15 09:27:03

## Question: ` In hexadecimal system, each alphanumeric digit is represented as a group of _____________ binary digits`

1.1C2

2. 2A.1

3.1ABCD

4.67GA

Posted Date:-2021-12-15 09:27:12

## Question: ` Octal equivalent of decimal number 122 is ___`

1.172

2.173

3.174

4.171

Posted Date:-2021-12-15 10:11:56

## Question: ` Which is the Most Significant Bit (MSB) in 010101`

1.0

2.1

3.Both of the above

4.None of the above

Posted Date:-2021-12-15 10:19:07

## Question: ` Which of the following memory address is easy to remember or compact in size?`

4.None of the above

Posted Date:-2021-12-15 09:51:06

## Question: ` Which of the following number system is used by digital devices?`

1. Binary number system

2.. Decimal number system

4.Octal number system

Posted Date:-2021-12-15 09:58:54

## Question: ` Which of the following symbol is not a part of Hexadecimal number system?`

1.0

2.9

3.10

4.A

Posted Date:-2021-12-15 09:47:43

## Question: `4 bit binary code for binary number 15 is ___`

1.1110

2.1111

3.1100

4.1101

Posted Date:-2021-12-15 09:49:52

## Question: `4 bit binary value of hexadecimal symbol â€˜Dâ€™ is`

1.1101

2.1111

3.1001

4.100

Posted Date:-2021-12-15 10:17:57

## Question: `base value of hexadecimal number system is ____`

1.2

2.10

3.16

4.8

Posted Date:-2021-12-15 10:43:48

## Question: `Binary equivalent of decimal number 65 is ____`

1.1000001

2.1000000

3.1000011

4.100001

Posted Date:-2021-12-15 10:10:40

## Question: `Binary number system is also referred as _______`

1.base-2 system

2.base-8- system

3.base-10-system

4.base-16- system

Posted Date:-2021-12-15 09:15:39

## Question: ```Binary representation of the following hexadecimal number is _______________ 98E```

1.100110001111

2. 100110001110

3.100110101110

4.100110001010

Posted Date:-2021-12-15 10:48:36

## Question: `Decimal number equivalent to binary number 1110101 is _`

1.117

2.65

3.75

4.175

Posted Date:-2021-12-15 10:46:42

## Question: `Decimal number system has ________ digits`

1.8

2.7

3.19

4.10

Posted Date:-2021-12-15 09:18:37

## Question: ```Decimal representation of the following hexadecimal number is ______________ A.A```

1.10.625

2.10.125

3.10.725

4.10.250

Posted Date:-2021-12-15 10:49:27

## Question: `Equivalent binary number of decimal number 0.25 is ________`

1.0.11

2. 0.00

3. 0.01

4.1.00

Posted Date:-2021-12-15 10:20:51

## Question: `Every number system has a set of unique characters or literals. The count of these literals is called _`

1.matrix

4.exponent

Posted Date:-2021-12-15 09:10:51

## Question: `Hexadecimal equivalent of decimal number 122 is ___`

1. 7A

2.7B

3. 7C

4.7D

Posted Date:-2021-12-15 10:14:41

## Question: `Hexadecimal number equivalent to binary number 111010`

1.117

2.65

3.75

4.175

Posted Date:-2021-12-15 10:47:37

## Question: `Hexadecimal number system consist of _________ unique symbols?`

1.8

2.16

3.10

4.2

Posted Date:-2021-12-15 09:22:12

## Question: ```Hexadecimal representation of the following binary number is ______________ 1101011.10101```

1.6B.A8

2.6B.A81

3.6B.98

4.6A.A8

Posted Date:-2021-12-15 10:52:01

## Question: ```Hexadecimal representation of the following decimal number is ______________ 2960```

1.B90

2.A90

3.B91

4.A91

Posted Date:-2021-12-15 10:51:05

## Question: ```Let X be a number system having B symbols only. Write down the base value of this number system. ```

1.A

2.B

3.X

4.AB

Posted Date:-2021-12-15 10:44:42

## Question: `Octal number equivalent to binary number 1110101 is _`

1.117

2.165

3.75#20

4.175

Posted Date:-2021-12-15 10:45:46

## Question: `Octal number system has digits from __`

1.0 â€“ 7

2.1 â€“ 7

3.1- 8

4.0- 9

Posted Date:-2021-12-15 09:19:41

## Question: ```Octal representation of the following binary number is ___________ 1111.0101```

1.17.25

2.17.24

3. 17.26

4.17.27

Posted Date:-2021-12-15 10:52:54

## Question: ```Octal representation of the following decimal number is _______________ 198```

1.310

2.316

3.306

4.326

Posted Date:-2021-12-15 10:50:16

## Question: ```Octal representation of the following hexadecimal number is _______________ A7B```

1.5175

2.5174

3.5173

4.. 5172

Posted Date:-2021-12-15 10:53:36

## Question: `The decimal number is repeatedly divided by _________ to obtain its equivalent octal number.`

1.2

2.8

3.16

4.10

Posted Date:-2021-12-15 10:11:17

## Question: `To convert 110010101101 to hexadecimal value, we make a group of 4 bits from _`

1.right to left

2. left to right

3.between

4.None of the above

Posted Date:-2021-12-15 10:18:40

## Question: `To convert binary number 10101100.01011 to octal number, we will make 3-bit groups from ____________ for the integer part and _______ for the fractional part`

1.. right to left, left to right

2.. left to right, right to left

3.right to left, right to left

4.left to right, left to right

Posted Date:-2021-12-15 10:43:12

## Question: `To convert decimal number 0.675 to octal, we will multiply the fractional part by __`

1.2

2.4

3.6

4.8

Posted Date:-2021-12-15 10:42:04

## Question: `Which Hexadecimal symbol is used for decimal number 15?`

1.A

2.C

3.E

4.F

Posted Date:-2021-12-15 09:48:43

## Question: `Which is the Least Significant Bit (LSB) in 010101`

1.0

2.1

3.Both of the above

4.None of the above

Posted Date:-2021-12-15 10:19:40

## Question: `Which of the following are application of Hexadecimal number system?`

1.To simplify the memory address representation

2.Hexadecimal numbers are used for describing the colors on the webpage.

3.Both of the above

4.None of the above

Posted Date:-2021-12-15 09:54:13

## Question: `Which of the following is not a number system in reference to computer?`

1. Binary number system

2.Decimal number system

3.Octal number system

4.Penta number system

Posted Date:-2021-12-15 09:13:46

## Question: `Which of the following is not an example of Octal number?`

1.123

2.478

3.372

4.36

Posted Date:-2021-12-15 09:21:22

## Question: `Which of the following is not an examples of binary numbers?`

1.010101

2.11100.01

3.111001

4.None of the above

Posted Date:-2021-12-15 09:18:05

## Question: `Which of the following mathematical operation is used to convert Decimal Number with fractional part only like 0.125 to another Number System`

2.Subtraction

3.Multiplication

4.Division

Posted Date:-2021-12-15 10:41:34

## Question: `Which of the following number system is known as base-10 system.`

1.Binary Number System

3.Octal Number System

4.Decimal Number System

Posted Date:-2021-12-15 09:09:02

## Question: `Which of the following number system is mostly used by humans for their mathematical/calculation work?`

1.Binary number system

2.Decimal number system

4. Octal number system

Posted Date:-2021-12-15 09:58:08

## Question: `Which of the following number system is used to simplify the binary representation for us to understand?`

2.Octal number system

3.Both of the above

4.None of the above

Posted Date:-2021-12-15 10:01:03

## Question: ```Which of the following sequence is correct to convert decimal number to binary? Step 1: Note the remainder. Step 2: Divide the given number by 2. Step 3: Write the noted remainders in the reverse order (from bottom to top) Step 4: Keep on dividing the quotient by 2 and note the remainder till the quotient is zero.```

1. Step 1, Step 2, Step 3, Step 4

2. Step 2, Step 1, Step 4, Step 3

3.Step 3, Step 2, Step 1, Step 4

4. Step 2, Step 3, Step 1, Step 4

Posted Date:-2021-12-15 10:08:22

## Question: `Which of the following will occupy more memory space?`

1. 1111 (binary number)

3.12 (Octal number)

4.None of the above

Posted Date:-2021-12-15 10:12:45

## Question: `Which two numbers form the binary number system?`

1. 0 and 2

2.1 and 2

3. 0 and 1

4.1 and 3

Posted Date:-2021-12-15 09:14:33

## Question: `________ in a binary number are grouped together to get hexadecimal number.`

1.4 bits

2.2 bits

3.3 bits

4.5 bits

Posted Date:-2021-12-15 10:16:53

## Question: ```____________in a binary number are grouped together to get octal number. ```

1.4 bits

2.2 bits

3.3 bits

4.5bits

Posted Date:-2021-12-15 10:15:36

## More MCQS

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