Add this symbol to a command to run it in the background
1. &
2.*
3.2
4. $
Posted Date:-2024-01-30 14:14:10
As a privileged user, you may set the hostname with the command:
1.hostname
2.name
3.hn
4.host
Posted Date:-2024-01-30 14:16:07
Consider using the command “cd /a/b/c”, then executing “cd ..”. What does this last command do?
1. changes to your home directory
2.displays the default directory path
3.prompts you for the next directory choice
4. changes to /a/b directory
Posted Date:-2024-01-30 14:21:51
etc/resolv.conf is …
1.Configuration file with local user accounts and its identificators
2.Network interfaces configuration file
3. The DNS resolver configuration file
4. Configuration file with software sources
Posted Date:-2024-01-30 14:19:38
Executing “pwd” in shell will return:
1.None of these
2.There is no such command
3.Your password
4.Current directory
Posted Date:-2024-01-30 14:10:11
Fedora Linux uses _____ packages.
1.deb
2.ebuild
3.deb_src
4.rpm
Posted Date:-2024-01-30 14:14:56
GRUB stands for _____.
1.Grand Unified Boot Loader
2.Gentoo’s Regular Booter
3.Great Unix Boot Loader
4. GNU Released Unix Booter
Posted Date:-2024-01-30 14:03:45
How do you show all processes being run by a particular user?
1.cat /home/USERNAME/open.process
2. top –USERNAME
3.cat /etc/activeprocess | grep USERNAME
4. top -U [USERNAME]
Posted Date:-2024-01-30 14:02:18
How do you view the documentation for the command ‘kill’ in the Linux terminal?
1. kill -help
2.kill –help
3.doc kill
4.man kill
Posted Date:-2024-01-30 14:12:04
How to reveal detailed information about CPU?
1. sysinfo –cpu
2.cpusage
3.cpusage
4.cat /proc/cpuinfo
Posted Date:-2024-01-30 14:27:32
If a host is called HHH, ‘rstat HHH’ will:
1. show HHH uptime
2.show HHH load averages
3.all are correct
4.show HHH current time
Posted Date:-2024-01-30 14:25:12
If DDD is a non empty directory, and you execute ‘rmdir DDD’, it will:
1.move the contents of DDD to /tmp, and delete the DDD directory
2.delete only the contents of the DDD directory
3.produce an error
4.delete both the contents of and the DDD directory
Posted Date:-2024-01-30 14:28:36
is a boot loader that can boot Linux
1. is a boot loader that can boot Linux
2.is only used by Slackware
3.stands for “Light Loader”
4.is a type of Linux Distro
Posted Date:-2024-01-30 14:20:22
LVM is…
1.Logical Volume Manager
2. Linux Video Manager
3. Linux Volume Manager
4. Light Video Manager
Posted Date:-2024-01-30 14:20:52
mknod can create special file (used for sending or receiving data) of type:
1. character file
2. fifo (pipe) file
3.all are correct
4.block file
Posted Date:-2024-01-30 14:08:56
mount -a’ will load all filesystems listed in:
1.etc/mtab
2.etc/filesystems
3.etc/fstab
4.etc/fs.conf
Posted Date:-2024-01-30 14:04:17
On Red Hat Linux and its derivatives, which of the following commands will be appropriate to check whether a particular “package” is installed or not?
1.query-pkg
2.rpm -qa
3.pkg
4.sys
Posted Date:-2024-01-30 14:18:26
SSH stands for _____.
1.Security Shell
2. Synchronous Shell
3.System Shell
4.Secure Shell
Posted Date:-2024-01-30 14:08:36
The command du -h ~
1.duplicates the current process
2.searches you home directory for duplicate filenames
3.deletes your account and home directory
4.lists the size of all files within your $HOME with sizes in human readable form
Posted Date:-2024-01-30 14:24:29
The jobs command
1. puts all foreground jobs in the background
2.lists background jobs
3.prints a dedication to Steve Jobs
4. provides basic accounting information for all current jobs
Posted Date:-2024-01-30 14:23:59
The Linux Kernel was written by?
1.Brian Kernighan
2.Dennis Ritchie
3.Richard Stallman
4.Linus Torvalds
Posted Date:-2024-01-30 14:05:59
The loaded modules in the kernel are listed in /proc/modules. You can get this list using the command:
1.lsmod
2.lsattr
3.listmodules
4.modules
Posted Date:-2024-01-30 14:09:33
The netstat command give information on:
1. all are correct
2.active sockets
3.open sockets
4.routing tables
Posted Date:-2024-01-30 14:11:35
the ‘-r’ switch to the mount command will:
1.mount remote (network) filesystems
2.mount filesystem only after a read-write check is performed
3.mount removable (e.g., CD-ROM) filesystem
4. mount a filesystem as read-only
Posted Date:-2024-01-30 14:22:47
The ”rm” command is used to:
1.remove a kernel module owned by you
2.run an M4 macro
3.mount a remote file system
4.delete a file
Posted Date:-2024-01-30 14:07:18
To access the value of an environment variable, we _____.
1.add the dollar ($) symbol before the variable name
2. type the variable’s name (in lower case only)
3.add the hash (#) symbol after the variable name
4.add the dollar ($) symbol after the variable name
Posted Date:-2024-01-30 14:27:01
To query DNS (Internet domain name) servers, you use the command:
1.dns
2.lsrouted
3.dnsquery
4.nslookup
Posted Date:-2024-01-30 14:13:41
To read one or more files and type them on standard output, you use:
1.ls
2.cat
3.type
4.biff
Posted Date:-2024-01-30 14:22:20
To start another shell under the current shell you use the command:
1.bash
2.All of these
3.sh
4.csh
Posted Date:-2024-01-30 14:13:20
To transfer files in an insecure way to and from a remote network site host, you use the command:
1.ftp
2.tcp
3.ucp
4.sftp
Posted Date:-2024-01-30 14:18:48
To use chown recursively, instead of using _recursive you can use:
1.NAME
2.r
3.c
4.R
Posted Date:-2024-01-30 14:26:06
Ubuntu is based on…
1.Fedora
2.Slackware
3.Debian
4.None of these
Posted Date:-2024-01-30 14:05:19
uname -a will output…
1.kernel info
2.architecture
3.date where the kernel was built
4.All of the answers are correct.
Posted Date:-2024-01-30 14:21:23
What command can be used to delete a directory, recursively searching for files and other directories and deleting them?
1.rd
2.rmdir
3. rm -d
4. rm -r
Posted Date:-2024-01-30 14:16:35
What does GRUB stand for?
1. Grand Unified Bootloader
2.Grand Unification Bootloader
3.Great Unique Bootloader
4.Gum Removal Under Boot
Posted Date:-2024-01-30 14:03:16
What does it means when the ps commands shows a ‘Z’ in the status column for a process?
1.The process is in sleep mode.
2. The process is running at top priority.
3.The process is a zombie process.
4.The process is running at low priority.
Posted Date:-2024-01-30 14:11:05
What does the pwd command do?
1.It saves the current working directory, so that you can return there with the popd command.
2. It asks the password of the current user, and the prompts for a new password.
3.It prints the path of the current working directory
4. It launches the power management daemon.
Posted Date:-2024-01-30 14:08:11
What is swap?
1.Swap space is the area on a hard disk which is part of the Virtual Memory of your machine (Swap+RAM)
2.Swap is the cache of your HDD
3. Swap is the cache of your Physical Memory (RAM)
4.Swap is the ability to switch between users in one terminal session
Posted Date:-2024-01-30 14:12:38
What is the linux mascot?
1.Hat
2.Gecko
3.Elephant
4.Penguin
Posted Date:-2024-01-30 14:01:49
What is the right command to save file and exit in Vim?
1. :wq
2. :a
3. :q
4. :q!
Posted Date:-2024-01-30 14:14:35
What is the ssh command?
1.It is the standard shell: it has a restricted set of commands, but those are portable across different Linux distributions.
2.It is the synchronous shell: all commands are performed in real-time.
3.It is the secure shell; it is used to restrict actions available to users.
4.It is the secure shell; it is used to connect to remote hosts via an authenticated and encrypted channel.
Posted Date:-2024-01-30 14:07:44
What will show you all the subdirectories of the current directory?
1.rm
2.ls
3.cd
4.cp
Posted Date:-2024-01-30 14:06:25
Which answer assists you in finding help on the whois command?
1. help whois
2.man whois
3.none of these
4.man help whois
Posted Date:-2024-01-30 14:13:01
Which firewall is most commonly used on Linux?
1.ipchains
2.ipfw
3.pf
4.iptables
Posted Date:-2024-01-30 14:19:15
Which of the following is not an editor?
1.expr
2.vi
3.emacs
4.ex
Posted Date:-2024-01-30 14:25:33
Which return value from an ioctl request indicates success?
1.ENOTTY
2. 0
3.EINVAL
4.EBADF
Posted Date:-2024-01-30 14:23:21
With which userspace is Linux typically paired?
1.Hurd
2.System V
3.GNU
4.BSD
Posted Date:-2024-01-30 14:15:31
___ is a Linux “desktop environment”.
1.XFCe
2.Gnome
3.KDE
4. All of these
Posted Date:-2024-01-30 14:10:33
____ command starts the default desktop environment.
1.gdm
2.xterm
3.startx
4.gdm-start
Posted Date:-2024-01-30 14:27:56
‘mkfs’ is used to:
1.create a filesystem on a device (such as a hard disk partition)
2.format a floppy disk
3.create a fast changing section on a hard disk
4. create a named pipe (fifo) on a device
Posted Date:-2024-01-30 14:06:57