If $string contains abcdabcd , what will the following call return? index ($string, “cd”, 3);

Which operator can be used to access the first item in an array?

Running your Perl scripts with a d switch will perform which task?

Which file test can be done to see if a file is a socket?

How can you include code from another file in your program?

What is the default sort order in Perl?

Rather than using print, what is often used in Perl when formatting is important?

Which of the following will call a subroutine named "mom"?

Which operator can be used to create private variables within a subroutine?

Within a loop, which operator jumps to the end of the loop but does not exit the loop?

To convert a timestamp into a format more readable by a user, which function should you use?

What value do variables have before they are first assigned?

Which of the following commands should be used to open a filehandle named KAREN to an existing file named sw?

Which command should be used to close the filehandle KAREN?