1D0-437 Exam Questions

Consider the following program code: @array = ("ALPHA", "beta", "GaMmA"); @array = sort(@array); print("@array"); What is the output of this code?

Consider the following package definition package Convert; Which one of the following statements should immediately follow the given package definition to create a valid module?

Consider the program code in the attached exhibit. What is the result of executing this program code?

Which one of the following statements will add the symbol table for a package into the including package's symbol table?

Consider the following code: %chars = ("a", "100", "b", "90", "c", "80"); Which one of the following choices will reverse the key/value pairing of the code?

Consider the following command: perl runme.pl arg1 arg2 arg3 Given this command issued on the command line, what is the value of @ARGV?

The filehandle INPUT is associated with the file represented by $file. Which statement will close the filehandle INPUT?

Consider the following statement: for ($count=0; $count < 5; $count++) {print "$count "} What will be the output from the given statement?

Consider the following program code: $var = 10; package Alpha; $var = 20; { package Beta; $var = 30; } package Gamma; $var = 40; { print $var; } What is the output of this code?

Consider that a file named test.txt contains this line of text: $file = "test.txt"; open (OUT, "<$file") || (die "cannot open $file: $!"); seek(OUT, 15, 0); read(OUT, $buffer, 5);...

Consider the following code: %hashA = ("alpha", "beta", "gamma", "alpha"); %hashA = reverse(%hashA); print $hashA{"alpha"}; What is the result of executing this code?

Consider the following assignments: $x = 9 $y = 7 $z = 5 Given these assignments, which of the following expressions evaluates as true?

Consider the following program code: @array - ("ALPHA", "beta", "GaMmA"); sort (@array); print ("@array"); What is the output of this code?

Which of the following describes the functionality of the DBI tables method?

Karl wants to define a character class that includes any alphanumeric word characters. Which of the following choices is best suited for this requirement?

Consider the following program code: @stack = (10, 10..25); push(@stack, yellow); shift(@stack); push(@stack, white); print shift(@stack); What is the result of executing this prog...

Which one of the following choices lists the three loop-control commands?

Consider the following program code: 1.$x = 100; 2.$y = "-25"; 3.$sum = $x + $y; 4. 5.print $sum; What is the result of executing this program code?

Consider the following program code: print("1 "); BEGIN { print ("2 "); } END { print ("3 "); } BEGIN { print ("4 ") } END { package MyPackage; print ("5 "); } What is the result o...

Consider the following lines of code: 1.$playerStr = "Today's player is Bob Petit."; 2.if($playerStr =~ /[Ruth|Gehrig|DiMaggio]/) { 3. $game = "Baseball"; 4.}else{ 5. $game = "Bask...

Which statement is the must accurate?

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

Which one of the following choices is a unary operator that can apply to only a single variable?

Consider the following program code: %color - ("sun" => "yellow", "apple" -> "red"); reverse(%color); @colorKeys - sort (keys(%color)); foreach(@colorKeys) { print($color{$_} . " "...

In the context of Perl user-defined subroutines, which statement is the most accurate?

Which of the following code segments correctly readies a database query, creating a valid statement handle and a result set? Assume $dbh represents a valid database handle.

Consider the program code in the attached exhibit. What is the result of executing this program code?

Which of the following correctly creates a SQL statement that will insert the values of the $name and $age variables into a database? The statement is assigned to the $sqlStmt vari...

Consider the following statement: $buffer = a string; Also consider that a file named test.txt contains the following line of text: $file = "test.txt"; open (OUT, "<$file") || (die...

Consider the following lines of code: @array1 = ("apples", "oranges", "pears", "plums"); foreach (@array1) {print "$_\n"}; What is the result of these lines of code?

Consider the following program code: @array = (10, Masami, 10..13, Niklas); for ($i = 1; $i < $#array; $i++) { print($array[$i] ); } What is the result of executing this program co...

Consider the following program code: $x = 10; LOOP: while ($x < 15) { print ($x ); if ($x >= 14 && $x <= 20) { $x += 2; redo LOOP; } else { $x++; } What is the result of executing...

Assuming $a = 2, which of the following evaluates as false?

Which line of code represents the correct syntax to establish a reference to a database handle?

Consider the following program code: $val = 5; if ($val++ == 6) { print("True "); } else { print("False "); } if ($val++ == 6) { print("True "); } else { print("False "); } What is...

Consider the following program code: %employees = ("Lucy", "Accounting", "Armando", "Finance", "Adrienne", "Marketing"); delete($employees{"Lucy"}); Which of the following lines of...

Which one of the following choices uses the correct syntax for a valid array assignment?

Consider the following program code: $x = 150; $y = "250"; if (($x + 100) == $y) { print("1 "); } if ("250" == $y) { print("2 "); } if ("250" eq $y) { print("3 "); } if ($x lt $y)...

Consider the following program code: @arrayA = (10, 20, 30); @arrayB = @arrayA; $arrayB[1] = 40; print $arrayA[1]; What is the output of this code?

Consider the program code in the attached exhibit. What is the result of executing this program code?

Consider the following program code: 1.$x = 100; 2.$y = 15; 3.$result = $x % $y; 4. 5.print$result; What is the result of executing this program code?

Which of the following tasks is the least effective in reducing errors in Perl scripts?

Which one of the following while statements uses correct syntax and expressions?

Consider the following program code: $x = 5; $y = 10; while(++$x < 10 && ++$y < 15) { print ($x $y ); } print ($x $y ); What is the result of executing this program code?

Which of the following methods of calling a subroutine is not valid?

Which statement is the most accurate?

Consider the program code in the attached exhibit. What is the result of executing this program code?

Consider the following program code: if ("Apple" gt "Pear") { print("True "); } else { print("False "); } if ("Banana" le "Banana") { print("True "); } else { print("False "); } Wh...

In Perl, packages are used for which task?