Fundamentals of Programming - Mod 1

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Expressions

It consists of values and operators and they can evaluate down to a single value.

Data type

It is a category for values, and every value belongs to exactly one data type.

String Concatenation

The + expression evaluates a string down to a single new string value.

String Replication

The * expression duplicates the string by the amount the integer provides.

Variable

It is a box in the computer’s memory where you can store a single value.

Input function

This function waits for the user to type some text on the keyboard and press enter.

Len function

This function evaluates to the integer value of the number of characters in that string.

Comparison Operators

Compare two values and evaluate down to a single Boolean value.

Equal to
Not Equal to
Less than
Greater than
Less than or equal to
Greater than or equal to

Comparison Operators