What is the octal equivalent of binary 101010? MCQ with Answer and Explanation

What is the octal equivalent of binary 101010?
A. 54
B. 55
C. 53
D. 52
Answer: Option D
Solution (By JKSSB Mock Tests)
101010 = 101 010 = 5 2 = 52 octal.

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Practice More Computer Fundamentals Questions

Question #1
Which structural computer division provides advanced raw processing assets for single users in specific fields like financial quantitative analytics or audio engineering?
A. Workstation
B. Analog Node
C. Minicomputer
D. Mainframe

Correct Answer: Option A


Explanation:
Workstations offer single users advanced hardware specifications (high-end RAM, advanced GPUs) tailored for heavy specialized workflows.

This question belongs to: Computer Computer Fundamentals
Question #2
What is the decimal equivalent of binary 11111?
A. 30
B. 33
C. 31
D. 32

Correct Answer: Option C


Explanation:
11111 = 16+8+4+2+1 = 31.

This question belongs to: Computer Computer Fundamentals
Question #3
Which of the following is an example of a special-purpose computer?
A. Smartphone
B. Tablet
C. Digital watch
D. Laptop

Correct Answer: Option C


Explanation:
A digital watch is a special-purpose computer designed specifically for timekeeping.

This question belongs to: Computer Computer Fundamentals