Introduction to Decision Structures: Relational Operators
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Questions and Answers

Which logical operator requires both conditions to be true?

  • AND (correct)
  • NOT
  • OR
  • NOR

In a dual alternative decision structure, what is executed if the Boolean expression is false?

  • No statements are executed
  • The program ends
  • The same group of statements
  • Another group of statements (correct)

What does the 'else' part of an if-else statement do?

  • Has no specific role
  • Ends the program
  • Executes if the Boolean expression is false (correct)
  • Executes if the Boolean expression is true

What are the relational operators used for?

<p>Determining relationships between two values (B)</p> Signup and view all the answers

Which structure lets the value of a variable or an expression determine which path of execution the program will take?

<p>Case structure (C)</p> Signup and view all the answers

In programming, a decision structure allows a program to perform actions only under certain conditions. Which of the following types of decisions is also called a dual alternative?

<p>If-Else (A)</p> Signup and view all the answers

What symbol is used in flowcharts to represent a simple decision structure?

<p>Diamond (C)</p> Signup and view all the answers

Which logical operator combines two conditions and is only true when both conditions are true?

<p>AND (C)</p> Signup and view all the answers

What type of decision structure is used for multiple alternative decisions?

<p>Case structure (B)</p> Signup and view all the answers

In programming, what term is used for a boolean variable that is initialized to false and is set to true based on a certain condition?

<p>Flag variable (C)</p> Signup and view all the answers

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