Explain what a metacharacter is, and detail the significance of the $ metacharacter.
What will be an ideal response?
A metacharacter is a keyboard characters that has a special meaning. One of the most commonly used metacharacters is the $ character, which tells the shell that the following text refers to a variable. A variable is simply a piece of information that is stored in memory; variable names are typically uppercase words and most variables are set by the Linux system automatically when you log in.
You might also like to view...
CAD software is useful for working with digital blueprints and schematic diagrams.
Answer the following statement true (T) or false (F)
The bitwise AND operator & is often used to ________ bits (i.e., to select certain bits from a bit string while zeroing others).
Fill in the blank(s) with the appropriate word(s).
The Windows 10 Mail app enables you to read and respond to messages from multiple email accounts from a single user interface
Indicate whether the statement is true or false
What is a rearview projector?
What will be an ideal response?