Truth Table
Truth Tables are a way to analyze logic.
Logic Symbols:
1. represents ‘not’.
2. represents ‘ifthen’.
3. represents ‘if and only if’.
4. represents ‘and’ (Conjunction).
5. represents ‘or’ (Disjunction).
Truth table of Negation:
Let p is an even number. p is an odd number
p 

T  F 
F  T 
Truth Table of Conjunction:
A truth table of p, q, and pq. p is a number divisible by 2, q is a number divisible by 3 and pq is a number divisible by 2 and 3 or 6.
p  q  pq 
T  T  T 
T  F  F 
F  T  F 
F  F  F 
Truth Table of Disjunction:
A truth table of p, q, and pq. p is a number divisible by 2, q is a number divisible by 3 and pq is a number divisible by 2 and 3 or 6.
p  q  pq 
T  T  T 
T  F  T 
F  T  T 
F  F  F 
Hook Questions:
1. What is Truth Table?
2. What are the different Logic Symbols?
3. Describe Truth Tables of Negation, Conjunction and Disjunction.
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