Lesson# 6 Expressions and Operators

Question 1

What 2 things can you use expressions for?

Answer 1

Carrying out calculations and manipulating text strings.

Question 2

What are the 5 Operator categories?

Answer 2

Arithmetic, Comparison, Logical, Concatenation and Assignment.

Question 3

What do you use Arithmetic Operators for?

Answer 3

To carry out mathematical calculations.

Question 4

What does * do? (Arithmetic Operators)

Answer 4

Multiplies 2 numbers.

Question 5

What does \ do? (Arithmetic Operators)

Answer 5

Performs integer division.

Question 6

What does Mod do? (Arithmetic Operators)

Answer 6

Performs modulo division.

Question 7

What does ‘Is’ do? (Comparison Operators)

Answer 7

Determines if 2 object variables represent the same named object.

Question 8

What does ‘Like’ do? (Comparison Operators)

Answer 8

Compares a string and returns True (If string matches pattern) or False (otherwise).

Question 9

What does ‘Eqv’ do? (Logical operators)

Answer 9

See’s if 2 expressions are equal.

Question 10

What does ‘Imp’ do? (Logical Operators)

Answer 10

Implication of 2 expressions.

Question 11

What does ‘Xor’ do? (Logical Operators)

Answer 11

If only one of the expressions is true, result is true.