Perl MCQs with answers Page - 5

Here, you will find a collection of MCQ questions on Perl. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

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Q. Logical operators in Perl are ___.

  • (A) Used to compare values
  • (B) Used to combine conditions
  • (C) Used to perform arithmetic operations
  • (D) None of these

A

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Q. The result of the following operation is

Code:
100 << 3
  • (A) 001
  • (B) 300
  • (C) 800
  • (D) Error

A

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Q. Which of the following is a valid assignment operator in Perl?

  • (A) =
  • (B) ==
  • (C) +=
  • (D) %=

A

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Q. What will be the output of the following Perl code?

Code:
$val1 = 5;
$val2 = 10;

$result = $val1 == $val2 ? $val1 : $val2;

print "$result"
  • (A) 5
  • (B) 15
  • (C) 10
  • (D) 20

A

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Q. Is auto increment/ decrement operator valid in Perl?

  • (A) Yes
  • (B) No
  • (C) ---
  • (D) ---

A

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Q. What is the correct operator precedence for the following operators?

Code:
 && , &, = , ->
  • (A) & , && , = , ->
  • (B) -> , & , && , =
  • (C) = , & , && , ->
  • (D) = , -> , && , &

A

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Q. Do we need to specify the data type of a variable in Perl?

  • (A) Yes
  • (B) No
  • (C) ---
  • (D) ---

A

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Q. Which of these is a valid way to start a variable?

  • (A) $
  • (B) @
  • (C) %
  • (D) All of these

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Q. Which of these is not a basic data type in Perl?

  • (A) Integer
  • (B) Arrays
  • (C) Scalars
  • (D) None of these

A

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Q. Scalar variables in Perl are ___.

  • (A) Array values
  • (B) A Single unit of data
  • (C) String Values
  • (D) All of these

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