1D0-437 試験問題を無料オンラインアクセス

In Perl, modules are used for which task?

• A.To separate code in a file
• B.To provide code reusability
• C.To organize packages
• D.To create separate namespaces

Consider the following program code:
%employees = ("Lucy", "Accounting", "Armando", "Finance",
"Adrienne", "Marketing");
delete($employees{"Lucy"});
Which of the following lines of code has the same effect as the preceding code?

• A.%employees = ("Lucy", "Accounting");
• B.%employees = ("Armando", "Finance", "Adrienne", "Marketing");
• C.%employees = ("Lucy", "Accounting", "Armando", "Finance");
• D.%employees = ("Adrienne", "Marketing");

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

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

Assume $sth is a valid statement handle. Which of the following correctly outputs the data from the first three columns of a result set?

• A.while(@rcrds = $sth->fetch_array)
  {
  print($rcrds[1]\n);
  print($rcrds[2]\n);
  print($rcrds[3]\n);
  }
• B.while(@rcrds = $sth->fetchrow_array)
  {
  print($rcrds[0]\n);
  print($rcrds[1]\n);
  print($rcrds[2]\n);
  }
• C.while(@rcrds = $sth->fetchrow_array)
  {
  print($rcrds[1]\n);
  print($rcrds[2]\n);
  print($rcrds[3]\n);
  }
• D.while(@rcrds = $sth->fetch_array)
  {
  print($rcrds[0]\n);
  print($rcrds[1]\n);
  print($rcrds[2]\n); }

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

• A.The code will output the following:
  JOHN
• B.The code will output the following:
  ROBERT
• C.The code will output the following:
  BOBBY
• D.The code will output the following:
  GERTRUDE