Exam 6: Introduction to Shell Script Programming

What is debugging?

Match each item with a statement below. -matches exactly one character,except for the backslash and period

What is a string variable?

____ variables are used to store information about the setup of the operating system,and after they are set up,you typically do not change them.

What are shell variables?

Match each item with a statement below. -environment variable that contains the absolute path to the Bash shell,such as -bin-bash

The ____ command prints a listing of environment and configuration variables.

A high-level language is a computer language that uses English-like expressions.

Match each item with a statement below. -logical negation operator

Match each item with a statement below. -environment variable that holds the list of path names for directories searched for executable commands

What is the back quote operator (`)used for?

The ____ command is useful when you want your shell program to automatically remove any temporary files that are created when the shell script runs.

A program's high-level language statements are stored in a file called the ____ file.

The ____ reads the lines of code that the programmer wrote in the source file and converts them to the appropriate machine-language instructions.

Wildcard characters are also known as ____ characters.