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Perl Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Perl. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - Which of the following data type is suppported in Perl?
Answer : D
Explanation
All of the above data types are supported in Perl.
Q 2 - In which of the following variable context, an expression is being evaluated to see whether it's true or false?
Answer : C
Explanation
Boolean − Boolean context is simply any place where an expression is being evaluated to see whether it's true or false.
Q 3 - Which of the following is correct about Hashes?
A - A hash is a set of key/value pairs.
Answer : D
Explanation
All of the above options are correct.
Q 4 - How will you get the size of a Hash?
Answer : A
Explanation
You can get the size − that is, the number of elements from a hash by using the scalar context on either keys or values.
Q 5 - Which of the following statement expects the expression to return a label name and then jumps to that labeled statement?
Answer : B
Explanation
goto EXPR − The goto EXPR form is just a generalization of goto LABEL. It expects the expression to return a label name and then jumps to that labeled statement.
Q 6 - Which of the following operator returns true if the left argument is stringwise equal to the right argument?
Answer : A
Explanation
eq − Returns true if the left argument is stringwise equal to the right argument.
Q 7 - Which of the following operator returns true if the left argument is stringwise not equal to the right argument?
Answer : B
Explanation
ne − Returns true if the left argument is stringwise not equal to the right argument.
Q 8 - Which of the following is true about my operator?
B - Outside confined region , my variable cannot be used or accessed.
Answer : C
Explanation
The my operator confines a variable to a particular region of code in which it can be used and accessed. Outside that region, this variable cannot be used or accessed.
Q 9 - Which of the following is true about Subroutine Call Context?
Answer : C
Explanation
Both of the above options are correct.
Q 10 - Which of the following function disassociate the filehandle from the corresponding file?
Answer : A
Explanation
close − To close a filehandle, and therefore disassociate the filehandle from the corresponding file, you use the close function. This flushes the filehandle's buffers and closes the system's file descriptor.
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