Chapter 7. The Bash Shell

Which file would you define to change the command prompt for yourself so that you get the custom command prompt whenever you log in?

• 1. /etc/profile

• • ~/.bash_profile

• 1. ~/.bashrc

• 1. ~/.profile

What is the other name for the command line completion feature?

• 1. Command expansion

• 1. Path completion

• • Tab completion

• 1. Auto-fill

A common use of which character is to receive the output of one command and pass it along to the next command as an input?

• • Pipe (|)

• 1. Ampersand (&)

• 1. Semicolon (;)

• 1. Greater-than (>)

Where are most, if not all, privileged commands stored?

• 1. /bin

• 1. /usr/bin

• • /usr/sbin

• 1. /etc

To delete the “?” file only among other one-letter files in your home directory, which command would you run?

• • rm \?

• 1. rm ?

• 1. rm '?'

• 1. rm *

What would the command ls /cdr /usr > output do, assuming /cdr does not exist?

• • Redirect ls /usr output to the specified file and ls /cdr (error) to the terminal

• 1. Redirect both ls /usr and ls /cdr output to the specified file

• 1. Only list the contents of /cdr

• 1. List both /usr and /cdr to the terminal

Which command allows a user to define shortcuts to lengthy commands?

• 1. shortcut

• link

• • alias

• blind

Which file typically defines the history variables for all users?

• 1. /etc/bashrc

• 1. ~/.bash_history

• 1. ~/.bash_profile

• • /etc/profile

If you have a command running that is tied to your terminal window and you want to get the command prompt back without terminating the running command, which key combination would you press?

• • Ctrl+c

• • Ctrl+z

• • Ctrl+d

• • Ctrl+q

What are the three quoting mechanisms in Bash?

• 1. Parentheses, single quotation mark, and double quotation mark

• • Backslash, single quotation mark, and double quotation mark

• 1. Curly braces, single quotation mark, and double quotation mark

• 1. Backtick, single quotation mark, and double quotation mark