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INTERVIEW QUESTIONS OPERATING SYSTEMS LINUX DETAILS

Question: Which package provides secure remote login sessions, such as secure telnet
logins?

A) securetelnet
B) ssh
C) shadow
D) ipchains
E) SOCKS 5

Answer: Answer: B - The ssh package allows you to configure secure telnet sessions and other remote logins. Answer a points to an invalid package. Answer c points to a valid package, but shadow handles passwords, not data encryption. Answers d and e point to firewalling packages, which regulate what passes in and out of a LAN, but do not handle data encryption.

Category Linux Interview Questions & Answers - Exam Mode / Learning Mode
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Question: Which package provides secure remote login sessions, such as secure telnet
logins?

A) securetelnet
B) ssh
C) shadow
D) ipchains
E) SOCKS 5


Answer:

Answer: B - The ssh package allows you to configure secure telnet sessions and other remote logins. Answer a points to an invalid package. Answer c points to a valid package, but shadow handles passwords, not data encryption. Answers d and e point to firewalling packages, which regulate what passes in and out of a LAN, but do not handle data encryption. Source: CoolInterview.com



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Related Questions
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What happens to your ipchains settings when you reboot a machine?

A) They are automatically saved.
B) They are automatically saved if you set them to be.
C) They cannot be saved.
D) They cannot be automatically saved unless you do something like make an alias for the shutdown routine that ensures this happens.
E) You have to specifically type out the command to save them each time.
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Which command works in almost all distributions to create a boot disk?

A) mkboot
B) make bootdsk
C) make boot
D) mkbootdsk
E) mkbootdisk
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Which password package should you install to ensure that the central password file couldn't be stolen easily?

A) PAM
B) tcp_wrappers
C) shadow
D) securepass
E) ssh
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What type of local file server can you use to provide the distribution installation materials to the new machine during a network installation?

A) Inetd
B) FSSTND
C) DNS
D) NNTP
E) NFS
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What type of server is used to remotely assign IP addresses to machines during the installation process?

A) SMB
B) NFS
C) DHCP
D) FT
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Of the following technologies, which is considered a client-side script?
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Which hardware considerations should you keep in mind when putting together this mail server's list of components? [Choose all correct answers]

A) Monitor resolution
B) RAM size
C) VRAM size
D) CPU speed
E) Large, fast access hard drives
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Where is a good place to store shell scripts that are for use by the author?

A) ~/bin
B) /bin
C) /usr/bin
D) /root
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Which of the following commands can be used to get information about a package?
[Choose all correct answers]

A) man
B) list
C) apropos
D) info
E) more
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What command allows you to set a processor-intensive job to use less CPU time?

A) ps
B) nice
C) chps
D) less
E) more
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Which first-level segment of the file system contains a majority of system and server configuration files within its subdirectories?

A) /var
B) /etc
C) /bin
D) /sbin
E) /lib
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253. Which of the following are X-based system configuration tools available in some distributions?
[Choose all correct answers]

A) COAS
B) KConf
C) Linuxconf
D) Yast
E) GnoConf
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Which partitioning tool is available in all distributions?

A) Disk Druid
B) fdisk
C) Partition Magic
D) FAT32
E) System Commander
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What file would you edit in your home directory to change which window manager you want to use?

A) Xinit
B) .xinitrc
C) XF86Setup
D) xstart
E) xf86init
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You enter the command cat horse | tr 'x' 'X'. What is the result of this command?
Choose one:

a. The file horse will be displayed to the screen.
b. Any lines in the file horse containing 'x' or 'X' will be displayed to the screen
c. All instances of 'x' will be changed to 'X' and the output sent to the screen.
d. All instances of 'x' will be changed to 'X' and the output written to the file called horse.
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Which file do you need to change to alter how the updatedb database is created?
Choose one:

a. /etc/which.conf
b. /etc/conf.updatedb
c. /etc/updatedb.conf
d. /etc/conf.which
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You want to configure your system so that when you create a new user a customized .bash_logout file will be created in the new user's home directory. How can you do this?
Choose one:

a. Copy the .bash_logout file to the new user's home directory.
b. Copy the .bash_logout file to the /etc/skel directory.
c. Copy the .bash_logout file to the /etc directory.
d. Rename the .bash_logout file to BASH_LOGOUT
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As the system administrator you have created a directory containing some scripts that you have written. You want to have all your users to be able to run this scripts. Which file should you edit to ensure that the scripts will run without your users having to type the complete path to the script?
Choose one:

a. ~/.profile
b. /etc/profile
c. /etc/bash
d. ~/.bash
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What is the purpose of the command xargs?
Choose one:

a. xargs is used to pass arguments from one command to another.
b. xargs is used to redirect standard output to a file.
c. xargs is used to redirect standard error to a file.
d. xargs is used to use the contents of a file as standard input.
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What is the results of the command cat horse | tee dog?
Choose one:

a. The contents of the file horse would be displayed on the screen and saved in a new file called dog.
b. The contents of the file horse would be displayed on the screen.
c. The contents of the file horse would saved in a new file called dog.
d. The contents of the files horse and dog would be displayed on the screen.
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