Programming Techniques Lecture 4: Selection PDF
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Dr Zahriah Othman
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Summary
This document provides lecture notes on selection in programming techniques, specifically covering topics like relational operators, if statements, if-else statements, conditional operators and their usage in C++. The content is structured as a presentation/lecture notes, emphasizing practical implementation and examples of coding logic.
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lecture 4: selection BITP1113: Programming Technique Dr Zahriah Othman Topics: Relational Operators Nested if Statement Logical Operators if…else if…else Statement if Statement switch Sta...
lecture 4: selection BITP1113: Programming Technique Dr Zahriah Othman Topics: Relational Operators Nested if Statement Logical Operators if…else if…else Statement if Statement switch Statement if…else Statement How to Apply Selection Conditional Operator 2 Selection (Part 1) Relational Operators Logical Operators if statement 3 1. Relational operators o Used to compare numbers to determine relative order o Operators: > Greater than < Less than >= Greater than or equal to 5 is true 7 z) T && T true (x > y) && (z > y) T && F false (x 90) grade = 'A'; Place statement; on a separate line after (expression), indented Expanding the if statement o To execute more than one statement as part of an if statement, enclose them in { }: if (score > 90) { grade = 'A'; cout 0) cout
