Find the odd one out: Keyboard, Joystick, Light pen, Monitor MCQ with Answer and Explanation

Find the odd one out: Keyboard, Joystick, Light pen, Monitor
A. Monitor
B. Keyboard
C. Joystick
D. Light pen
Answer: Option A
Solution (By JKSSB Mock Tests)
Keyboard, Joystick and Light pen are input devices; Monitor is an output device.

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Practice More Classification (Odd One Out) Questions

Question #1
Find the odd one out: Apple, Mango, Banana, Potato
A. Potato
B. Apple
C. Banana
D. Mango

Correct Answer: Option A


Explanation:
Apple, Mango and Banana are fruits; Potato is a vegetable.

This question belongs to: Reasoning Classification (Odd One Out)
Question #2
Find the odd one out: HCl, H2SO4, NaOH, HNO3
A. HNO3
B. NaOH
C. H2SO4
D. HCl

Correct Answer: Option B


Explanation:
HCl, H2SO4 and HNO3 are acids; NaOH is a base.

This question belongs to: Reasoning Classification (Odd One Out)
Question #3
Find the odd one out: Square, Cube, Rectangle, Triangle
A. Square
B. Triangle
C. Rectangle
D. Cube

Correct Answer: Option D


Explanation:
Square, Rectangle and Triangle are 2D figures; Cube is a 3D figure.

This question belongs to: Reasoning Classification (Odd One Out)