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A student is trying to determine if the following two expressions are equivalent. A. x && (!x || y) B. x && !(x || !y) What values of x and y would prove that the expressions are NOT equivalent?
Quiz yourself with questions and answers for 3.8.1 Boolean Expressions and If Statements Quiz, so you can be ready for test day. Explore quizzes and practice tests created by teachers and students or create one from your course material.
In Unit 3, we explore in-depth the if statement, which allows programmers to control the FLOW of a program’s execution. The if statement that uses a boolean expression to decide whether code should run or not. The if else if statement that can choose between an arbitrary number of choices to run.
Which statement will be executed if x = 3 and y = 3? There can only be one else-if statement in an if-else if statement. An if- else if statement must always have an else clause. An if- else if statement cannot have an else clause. An if- else if statement must always start with an if statement.
Which of the following is the Boolean expression in this code? What Comparison operator can be used to check if someone is 18 or older? Which numbers would cause the Boolean expression "variable=<14" to be true? How does an ‘IF’ statement differ from a while loop?
3.1 Boolean Expressions; 3.2 if Statements and Control Flow; 3.3 Two-way Selection: if-else Statements; 3.4 Multi-Selection: else-if Statements; 3.5 Compound Boolean Expressions; 3.6 Equivalent Boolean Expressions (De Morgan’s Laws) 3.7 Comparing Objects; 3.8 Unit 3 - Summary; 3.9 Mixed Up Code Practice; 3.10 Toggle Mixed Up or Write Code ...
18 cze 2024 · Cram for AP Computer Science A – Boolean Expressions & if Statements with Fiveable Study Guides. Includes key concepts, notes, vocab, and practice quizzes.
