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Chapter 7 Looping Structure

Quiz by Jayalakshmi Rajasekaran

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15 questions
Show answers
  • Q1
    1. The _____construct provides an easy way to iterate over arrays
    do..while
    for
    foreach
    while
    30s
  • Q2
    2. Which of the following is an exit check loop?
    while
    for
    foreach
    do..while
    30s
  • Q3
    3. Which of the following is an entry check loop?
    All the above
    foreach
    while
    for
    30s
  • Q4
    4. What will be displayed in a browser when the following PHP code is executed:<?php for ($i=1;$i<=5; $i++) { echo “$i”; } ?>
    None of the above
    123
    12345
    1234
    30s
  • Q5
    5. What will be displayed in a browser when the following PHP code is executed: <?php for ($counter = 100; $counter < 10;$counter++) { echo “Welcome to Tamilnadu “; } echo “Counter is: $counter”; ?>
    Counter is : 100
    Welcome to Tamilnadu
    Welcome to Tamilnadu counter is: 100
    Infinite loop
    30s
  • Q6
    6. Which loop evaluates condition expression as Boolean, if it is true, it executes ­statements and when it is false it will terminate?
    while
    foreach
    for
    All of them
    30s
  • Q7
    7. PHP supports ____ types of looping techniques?
    3
    2
    5
    4
    30s
  • Q8
    8. How many main parameter are used in for loop?
    4
    2
    3
    1
    30s
  • Q9
    9. What will be the output of the following PHP code? <?php for ($num = 1; $num <= 10; $num += 2) { echo "$num "; } ?>
    1 2 3 4 5
    Error
    1 3 5 7 9
    9 7 5 3 1
    30s
  • Q10
    10. The most complicated looping structure is _________
    for
    do..while
    while
    None of them
    30s
  • Q11
    11. What will be the output of the following PHP code?<?php $i = 0 do { $i++; } while ($i < 3); print $i; ?>
    3
    2
    0
    1
    30s
  • Q12
    12. What will be the output of the following PHP code?<?php for ($x = 0; $x <= 10; print ++$x) { print ++$x; } ?>
    infinite loop
    12345678910
    123456789101112
    1234567891011
    30s
  • Q13
    13. in the following program identify the control variable for ($x = 0; $x <= 10; print ++$x) { print ++$x; } ?>
    $x
    $y
    print
    for
    30s
  • Q14
    14. ________ loop executes the block of code while the specified condition is true
    do...while
    foreach
    while & for
    for
    30s
  • Q15
    15. _________structure is useful for writing iteration logics
    Looping
    Variable
    Control
    datatypes
    30s

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