Explain perl. When do you use perl for programming?
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How can the user execute a long command repeatedly without typing it again and again?
What is posix in perl?
What happens in dereferencing?
Mention how many ways you can express string in Perl?
Which statement has an initialization, condition check and increment expressions in its body? Write a syntax to use that statement.
How do you set environment variables in perl?
Explain goto label, goto name, and goto expr?
What is confess function in perl?
Explain lists ?
Why Perl aliases are considered to be faster than references?
How can arrays be tied?
What does the’$_’ symbol mean?