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Free 1D0-437 Exam Braindumps (page: 11)

Page 10 of 25
PDF with 99 Questions

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

  1. /[a-zA-Z_0-9]/;
  2. /^w/;
  3. /[^a-zA-Z_0-9]/;
  4. /[^0-Z$]/;

Answer(s): A



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 program code?

  1. The code will fail at line 3 because shift requires two arguments.
  2. The code will output the following:
  3. The code will output the following:
  4. The code will output the following:
    white

Answer(s): C



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

  1. exit, last, loop
  2. next,first,lasr
  3. loop, exit, next
  4. redo, next, last

Answer(s): D



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?

  1. The code will output the following:
    100-25
  2. The code will output the following:
  3. The code will fail at line 3 because $y contains string data.
  4. The code will output the following:

Answer(s): B






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