Intro To Literals And Operators

Question 1

Literals (literal constant)

Answer 1

Fixed value that has been inserted directly into the source code

Question 2

Literals vs variables

Answer 2

• both have value and type
• value of literals are fixed
• value of variable can be changed trough initialization or assignment

Question 3

Operators

Answer 3

Specific operation to be to be performed by a construct (symbol)

Question 4

Arity

Answer 4

Number of operands that an operator takes an input

Question 5

Unary

Answer 5

Act on one operand -5

Question 6

Binary

Answer 6

Acts on two operands, left and right (+, <>)

Question 7

Ternary

Answer 7

Act on three operands