C Programming - Even and Odd Numbers
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Questions and Answers

What is the purpose of the scanf() function in C programming?

  • To extract and format data from a stream according to a control string (correct)
  • To perform arithmetic operations
  • To print data to the console
  • To declare variables
  • In the scanf() function, what does the control string specify?

  • The type and format of the data to be obtained from the keyboard (correct)
  • The memory location of the variables
  • The data to be printed on the console
  • The number of arguments the function takes
  • How is data stored in program variables using the scanf() function?

  • Based on the format specified in the control string (correct)
  • By direct assignment without formatting
  • In random memory locations
  • Sequentially in the order of arguments
  • What happens if the test expression in an if statement is true?

    <p>Statement block 1 is executed</p> Signup and view all the answers

    What is the role of an if-else statement in decision making?

    <p>To execute different blocks of code based on a condition</p> Signup and view all the answers

    In C programming, how are variables passed as arguments in the scanf() function?

    <p>Using their addresses preceded by an ampersand (&amp;)</p> Signup and view all the answers

    Which part of an if statement is executed when the test expression evaluates to false?

    <p><strong>statement x;</strong></p> Signup and view all the answers

    What would happen if a wrong data type is provided in the format control string of scanf()?

    <p><strong>scanf() will not correctly read or store data</strong></p> Signup and view all the answers

    How is data extracted and formatted using the scanf() function?

    <p>From the keyboard</p> Signup and view all the answers

    In C programming, what is the primary role of the format control string in the scanf() function?

    <p>Specifying the type and format of data to be extracted</p> Signup and view all the answers

    What does the test expression in an if statement determine?

    <p>Whether to execute a certain block of code</p> Signup and view all the answers

    Which part of an if statement is executed when the test expression evaluates to false?

    <p>Statement after the if block</p> Signup and view all the answers

    How is the execution flow controlled in an if-else statement?

    <p>Based on the result of a logical condition</p> Signup and view all the answers

    Which data type specifier is used to read a single character using scanf()?

    <p>%c</p> Signup and view all the answers

    What happens if a wrong data type specifier is provided in the control string of scanf()?

    <p>Garbage values are stored in memory locations</p> Signup and view all the answers

    What is the primary function of the format control string in the scanf() function?

    <p>To specify the type and format of input data</p> Signup and view all the answers

    In C programming, how are program variables updated using the scanf() function?

    <p>'&amp;' symbol followed by variable name</p> Signup and view all the answers

    What does an if statement control in C programming?

    <p>Flow based on a logical condition.</p> Signup and view all the answers

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