SAMS Teach Yourself Perl in 24 Hours THIRD EDITION

Workshop

Quiz

1:	If there is no package declaration in a Perl program or module, what namespace will subroutines and package variables wind up in? main perl They're not in a package; they're lexical
2:	Which of the following is a valid way to end a module? -1; “Hello, World!” return 1; All of the above None of the above
3:	If you export a subroutine name from a module into a program that already has a subroutine by that same name, which one runs when you call the subroutine? (Try it and see.) The subroutine from the module The subroutine from the main program Neither; the program won't compile. Neither; the program will compile, but it will crash when you call the ambiguous function.

Answers

A1:	a. Generally, anything not declared with my, and not following ...