Revision: Values, Data Types and Operators

Computer Applications · Chapter 2 · 1. Revision of Class IX Syllabus

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Character set, ASCII and Unicode; escape sequences
Tokens: keywords, identifiers, literals, punctuators and operators; constants and variables
Primitive and non-primitive data types; sizes in bits and bytes; implicit and explicit type conversion
Operators: unary, binary and ternary; arithmetic, relational, logical, assignment, increment/decrement and shorthand
Precedence and associativity; counters and accumulators; the new and dot operators; print and println