Class 12 Computer Science · Chapter 2 · Test 2
Propositional Logic
44 MCQs
44 questions · 35 min · 44 marks
Want to try first? Take the free Computer Science test: Networks Basics
Sample questions
The first 5 of 44. Try each one, then tap to see the answer.
Question 1
Which of the following is a proposition?
- AIs the sky blue?
- BSwitch off the fan
- CPlease open the window
- DThe sun rises in the east
Show answerHide answer
Answer: D
Questions and commands are not propositions while the sunrise statement is either true or false.
Question 2
A statement fails to be a proposition if it:
- ACan be both true and false together
- BIs false
- CHas a clear meaning
- DIs written with a capital letter
Show answerHide answer
Answer: A
A proposition is either true or false but never both.
Question 3
Propositions are usually written using:
- ASmall numbers
- BCapital letters like P or Q or R
- CArrows
- DBrackets
Show answerHide answer
Answer: B
A proposition is usually represented by a capital letter.
Question 4
Which of these is a simple proposition?
- AThe tea is hot
- BThe tea is hot and sweet
- CThe tea is hot or sweet
- DThe tea is hot but not sweet
Show answerHide answer
Answer: A
A simple proposition contains a single statement without connectives.
Question 5
The logic that uses only true or false values is:
- APredicate logic
- BFuzzy logic
- CPropositional logic
- DNatural logic
Show answerHide answer
Answer: C
Propositional logic deals with statements that are either true or false.
More tests in Computational Thinking & Algorithms
Practise with a free account
Save your scores, see which chapters need work, and keep a notebook of every question you got wrong.