Explain a tell function in perl?

Which operator in perl is used for the concatenation of two strings?

How to prevent file truncation in perl?

How to print escaping characters inside a string in perl?

How will you open a file in a write-only mode in perl?

What is cpan in perl?

How many loop control keywords are there in perl?

How to determine strings length in perl?

How to know whether a key exists or not in perl?

Explain split function in perl?

Explain socket programming in perl?

What is perl dbi?

What does 'do' statement do in perl?

Explain the difference between declarations of 'my' and 'local' variable scope in perl?

How will you create a file in perl?