Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Multiple Choice Questions
Q361: What is the binary representation of the decimal number 7?
- A: 111
- B: 1000
- C: 1110
- D: 1111
View Answer
A
Q362: How do you convert the decimal number 45 to binary?
- A: Divide by 2 and record remainders
- B: Multiply by 2 and record remainders
- C: Add powers of 2
- D: Subtract powers of 2
View Answer
A
Q363: What is the value of the binary number 00010010 in decimal?
- A: 18
- B: 20
- C: 22
- D: 24
View Answer
A
Q364: How is binary notation different from decimal notation?
- A: Binary uses only 0s and 1s, while decimal uses 0-9
- B: Binary uses decimal values, while decimal uses binary values
- C: Binary is more efficient in storing large numbers
- D: Binary notation is used for fractions only
View Answer
A
Q365: If you want to represent the number 100 in binary, which bits are set to 1?
- A: 2^7 and 2^6
- B: 2^6 and 2^5
- C: 2^5 and 2^4
- D: 2^4 and 2^3
View Answer
B
Q366: What is the first step in the algorithm for converting a decimal number to binary?
- A: Divide the number by 2 and record the remainder
- B: Subtract the highest power of 2
- C: Add the number to the list of binary digits
- D: Multiply the number by 2
View Answer
A
Q367: What does the binary number 111000 represent in decimal?
- A: 56
- B: 60
- C: 62
- D: 64
View Answer
A
Q368: In binary notation, how is the number 1 represented?
- A: 1
- B: 10
- C: 100
- D: 1000
View Answer
A
Q369: What is the binary representation of the decimal number 64?
- A: 1000000
- B: 100000
- C: 10000000
- D: 10000
View Answer
C
Q370: What is the purpose of using binary notation in computing?
- A: To represent numeric values using base-10
- B: To simplify complex mathematical calculations
- C: To represent values using only two digits, 0 and 1
- D: To encode text and characters
View Answer
C