What is the output of the following lines of code?
Consider the following statement:
$buffer = a string;
Also consider that a file named test.txt contains the following line of text:
One line of test text.
What is the output of the following lines of code?
$file = “test.txt”;
open (OUT, “<$file”) || (die “cannot open $file: $!”);
read(OUT, $buffer, 15, 4);
print $buffer;
Which is the most efficient Internet connection for Susan’s needs?
Susan is a freelance Web developer and needs to set up a home office. She currently has 10
customers and transfers approximately 20 megabytes (MB) of data per day. Which is the most
efficient Internet connection for Susan’s needs?
Which of the following products provides HTTP services?
Which of the following products provides HTTP services?
Which of the following describes the other basic model for processing checks online?
In one of the two basic models that exist for processing checks online, the user submits a form
with his or her routing number and account number. Then the online check-processing service
prints a hard copy of that information in the form of a check. Which of the following describes the
other basic model for processing checks online?
What other syntax can Johan use to show single-line comments?
Johan writes PHP code for en e-commerce site. His company’s Web developers do not use
double forward slashes ( // ) for single-line comments.
What other syntax can Johan use to show single-line comments?
Which of the following describes two desirable characteristics of a primary key?
Which of the following describes two desirable characteristics of a primary key?
you need to create new instances of the object
Once the constructor is defined, you need to create new instances of the object. This process is
called ___________.
What steps should you take first to solve this problem?
After using your Web browser to test a few purchases on your staging server, you find that the
shopping cart has carried forward purchases from several earlier transactions. What steps should
you take first to solve this problem?
which of the following uses 32-bit word variables from a random number generator to ensure that hackers cannot
Within the Encrypted Security Payload extension header, which of the following uses 32-bit word
variables from a random number generator to ensure that hackers cannot predict the first
message words?
What element of a Network News Transfer Protocol message determines when a message will be delegated?
What element of a Network News Transfer Protocol message determines when a message
will be delegated?