CIT 225 Linux Final Exam (1-16)

What option for the ls command will display all files, including hidden files

-a

What is the standard option to provide a command line program to view its documentation

-help

The top level directory on a Linux system is represented as

/

the directory where additonal documentation for software packages most likely can be found is

/usr/share/doc

Source code refers to

A human readable version of computer software

In general, for which of the following would you want to use lossless compression

A log file

Is the following path absolute or relative? /etc/ppp

Absolute

Unix is

An operating system A trademark

Linux is written in

C

Which of the following commands set "other" permissions on file to r-x

Chmod o=rx file

Which of the following is provided by a graphical interface that isnt normally provided to a non graphical interface?

Desktop Windows popups menus

A server is likely to be running in graphical mode

False

Only one set (user, group, other) of permission can be changed at once using the symbolic method

False

The command man -k is the same as the command apropos

False

The whatis command is the same as man -w

False

the samba application is a:

File server

Which of the following commands will direct error messages to the file, error.log?

Is /root 2> error.log

The echo command

Is used to output text to the console

If you wanted to create and pring an invoice, which software could you use?

LibreOffice

One of the jobs of the kernel is to

Manage the system's resources

Which of the following pieces of software deal with file sharing?

NFS Netatalk Samba

Which are appropriate editors for writing shell scripts?

Nano Vi

which environment variable contains a list of directories that is searched for commands to execute?

PATH

Is the following path absolute or relative? sysadmin/Documents

Relative

Compression on a file works by

Removing redundant information

A file begins with #!/bin/csh. This means?

Running the script will invoke /bin/csh to interpret the rest of the file

Channel 2 is

STDERR

error message generated by commands are sent where by default?

STDERR

Lossy Compression:

Sacrifices some quality usually results better compression than lossless is often used with images

A pipe allows you to

Send the output of one command to another

A pair of single quotes (') will prevent the shell from interpreting any metacharacter.

True

A successful command will print output to STDOUT

True

The /var directory has files that change over time

True

The chown command can be used to change the owner anf group of a file.

True

Which of the following are traits of a multiuser operating system?

Users can protect their information from other users Resources are shared between users Many users can log in simultaneously with a unique account

Select all the applications that provide access to the command line interface (CLI)

Virtual terminal Terminal window

If you wanted to set up a blog, which software would be most helpful?

Wordpress

Which of the following is true about graphical mode?

You have menus and tools to help you find what you are looking for You have access this mode by logging into a graphical display After login toy are provided with a desktop

Hidden files are files that begin with what character?

a period (.)

The "setuid" permission

allows a command to be run as the file owner

Which of the following commands will set the "sticky bit" on /shared?

chmod 1777 /shared

Which of the following commands sets "other" permissions on file to r-x

chmod 775 file

The /tmp directory is a temporary directory and will not exist on a system at all times

false

You type gzip myfile.tar. what happens

myfile.tar.gz holds a compressed version of myfile.tar myfile.tar is removed

Which of the following are methods for setting permissions using the chmod command?

octal symbolic

The "sticky bit" permission

prevents others from removing files they dont own from a common direcctory

In graphical mode, you can get to a shell by running which applications?

terminal xterm

Which of the following are examples of desktop software?

web browser music player

Select the command that can report the location of a command:

which