Online Access Free 1D0-437 Practice Test

Consider the following lines of code:
sub mySub {
$_ = @_[1];
$a = shift;
$b = shift;
return $a * $b * $_;
}
mySub(1,2,3);
What is the output of these lines of code?

• A.2
• B.6
• C.4
• D.No output results from this code.

Consider the following program code:
%_Nifty = (one, two, three, four);
@NiftyKeys = sort(keys(%_Nifty));
foreach(@NiftyKeys)
{
print ($_Nifty{$_} . );
}
What is the result of executing this program code?

• A.The code will output the following:
  four two
• B.The code will output the following:
  four one three two
• C.The code will output the following:
  two four
• D.The code will output the following:
  one three

Which of the following choices demonstrates the correct syntax for creating a hash?

• A.%passwds = ("denise", "robert", "yolanda") => ("pass1", "pass2", "pass3");
• B.%passwds{3} = ("denise", "robert", "yolanda") => ("pass1", "pass2", "pass3");
• C.%passwds = (denise=> "pass1", robert=> "pass2", yolanda=> "pass3");
• D.%passwds() = ("denise", "pass1", "robert", "pass2", "yolanda", "pass3");

Consider the following code block:
BEGIN {print ("Jan ");}
BEGIN {print ("Feb ");}
END {print ("Mar ");}
END {print ("Apr ");}
Print ("May ");
What is the result of this code block?

• A.Jan Feb May Apr Mar
• B.Mar Apr May Jan Feb
• C.May Jan Feb Mar Apr
• D.Jan Feb Mar Apr May

Which one of the following choices lists only valid expression operators?

• A.* ** / //
• B.** / ++ %
• C.+ - ** //
• D.*/ % -- **