Some years ago when I was planning for job change one of my close friend Deepak told me if you want to crack Perl interview just revise these points. I called these as bullet points.
Just revising these points for my reference and for your help.
This is no particular order and written as mentioned by him over the phone 🙂
- Referencing – de-referencing of data types – scaler, hash, array
- pack – unpack
- string – split. while,
- pop,push,shift,unshift
- array – add variable..
- hash print
- data read from hash.
- sorting – numeric or normal
- file handing
- DB connection.
- path module.
- use warning, use strict, dbi, cgi, dump
- perl mysql connection
- regular expression – all small example
- adding module how to..
- use
- require
- my or local diff.
- package
- why we use 1 in package.
- little oops in perl
- @ISA
- command line in perl
- /usr/bin/perl
- CGI T
- use dignostic
- how to debug
- perl -d
- cpan to cgi.
- pass by value , pass by reference
- environment variable
- data type of return value.
- how to know that array has unique value
- how to run system command from perl, how many ways. 4-5 ways. diff between each
- spacial variable
- comments in regular expression
- what are the default error
- what is slurp mode
- file hander, opearion, third argument
- how to escape
- apache
- sorting – numeric or normal
- regular expression – all small example
- adding module how to..
I will keep adding new point as and when I will get.
Comment your points.
Happy Perl.
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