To refer to a single element of a hash, you use the $ character before the variable name, followed by the key associated with the value in ____. correct answers curly brackets
The Awk program does not require the programmer to explicitly set up looping structures as does Perl. correct answers Tr...
ITN 171 Chapter 9 || WITH COMPLETE SOLUTIONS!!
To refer to a single element of a hash, you use the $ character before the variable name,
followed by the key associated with the value in ____. correct answers curly brackets
The Awk program does not require the programmer to explicitly set up looping structures as
does Perl. correct answers True
In Perl, print; is equivalent to ____. correct answers print "$_";
The following example shows a(n) ____ variable: %animals = ('Tigers', 10, 'Lions', 20,
'Bears', 30); correct answers hash
The character sequence ____ forces the next character to uppercase. correct answers \u
The value of a variable can change while a program runs. correct answers True
____ are variables that store an ordered list of scalar values that are accessed with numeric
subscript, starting at zero. correct answers Arrays
All complete statements in Perl end with a(n) ____. correct answers semicolon
The IP address ____ is the standard designation for loopback communications. correct
answers 127.0.0.1
The convention is to use all uppercase letters for ____. correct answers file handles
After you create a web page, you can publish the page on a web ____. correct answers Server
Awk is popular as a CGI tool for web-based applications. correct answers False
The name of the computer at the loopback address is ____. correct answers local host
Perl is a (n) ____ language which means that statements are read and immediately executed.
correct answers interpreted
____ are sequences of any types of characters (including numbers that are treated as
characters rather than digits). correct answers Strings
The .pe extention is typically used to indicate that the file is a perl script. correct answers
False.
The ____ feature allows your UNIX or Linux system to access its own internal network
configuration instead of an external network. correct answers Loopback
When processing the individual elements of an array, use the ____ character. correct answers
$
In Perl, double-quoted strings are not subject to interpolation. correct answers False
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