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NEW QUESTION 23
Which of the following are valid stream redirection operators within Bash? (Choose THREE correct answers.)
- A. >>>
- B. %>
- C. >
- D. <<<
- E. <
Answer: C,D,E
NEW QUESTION 24
What is true about the ntpdate command?
- A. It is the primary management command for the NTP time server.
- B. It sends the local system time to one or many remote NTP time servers for redistribution.
- C. It can be used by any user to set the user clock independently of the system clock.
- D. It queries one or more NTP time servers and adjusts the system time accordingly.
- E. It updates the local system's date (i.e. day, month and year) but not the time (i.e. hours, minutes, seconds).
Answer: D
NEW QUESTION 25
For accessibility assistance, which of the following programs is an on-screen keyboard?
- A. xkb
- B. xOSK
- C. atkb
- D. GOK
Answer: D
NEW QUESTION 26
Which of the following commands changes the ownership of file.txt to the user dan and the group staff?
- A. chown dan/staff file.txt
- B. chown dan -g staff file.txt
- C. chown -u dan -g staff file.txt
- D. chown dan:staff file.txt
Answer: D
NEW QUESTION 27
Which of the following is true about IPv6?
- A. IPv4 addresses can be used without any change with IPv6.
- B. IPv6 no longer supports multicast addresses.
- C. IPv6 no longer supports broadcast addresses.
- D. For IPv6, UDP and TCP have been replaced by the Rapid Transmission Protocol RTP.
- E. With IPv6, the TCP port numbers of most services have changed.
Answer: C
NEW QUESTION 28
CORRECT TEXT
What two character sequence is present at the beginning of an interpreted script? (Please specify the TWO correct characters only)
Answer:
Explanation:
#!
NEW QUESTION 29
What is the purpose of the file /etc/profile?
- A. It contains default application profiles for users that run an application for the first time.
- B. It contains the welcome message that is displayed after login.
- C. It contains environment variables that are set when a user logs in.
- D. It contains security profiles defining which users are allowed to log in.
Answer: C
NEW QUESTION 30
Which of the following environment variables overrides or extends the list of directories holding shared libraries?
- A. LD_LIBRARY_PATH
- B. LD_LIB_PATH
- C. LD_RUN_PATH
- D. LD_SHARE_PATH
- E. LD_LOAD_PATH
Answer: A
NEW QUESTION 31
What is the purpose of the command mailq?
- A. It is a command-line based tool for reading and writing emails.
- B. It is a multi-user mailing list manager.
- C. It fetches new emails from a remote server using POP3 or IMAP.
- D. It is a proprietary tool contained only in the qmail MTA.
- E. It queries the mail queue of the local MTA.
Answer: E
Explanation:
Explanation/Reference:
NEW QUESTION 32
What is true regarding the command sendmail?
- A. It is only available when the sendmail MTA is installed.
- B. The sendmail command prints the MTAs queue history of which mails have been sent successfully.
- C. All MTAs, including Postfix and Exim, provide a sendmail command.
- D. With any MTA, the sendmail command must be run periodically by the cron daemon.
Answer: C
NEW QUESTION 33
Which of the following is correct when talking about mountpoints?
- A. Files within a directory are deleted when the directory is used as a mount point.
- B. Every existing directory can be used as a mount point.
- C. Directories need to have the SetUID flag set to be used as a mount point.
- D. Only empty directories can be used as a mount point.
Answer: B
NEW QUESTION 34
What output will the command seq 10 produce?
- A. A continuous stream of numbers increasing in increments of 10 until stopped.
- B. The number 10 to standard output.
- C. The numbers 0 through 9 with one number per line.
- D. The numbers 1 through 10 with one number per line.
Answer: D
NEW QUESTION 35
Which of the following commands will send output from the program myapp to both standard output (stdout) and the file file1.log?
- A. tee myapp file1.log
- B. myapp | teefile1.log
- C. myapp 0>&1 | cat > file1.log
- D. cat < myapp | cat > file1.log
- E. myapp | cat > file1.log
Answer: B
NEW QUESTION 36
What is the purpose of the iconv command?
- A. It converts bitmap images from one format to another such as PNG to JPEG.
- B. It changes the mode of an inode in the ext4 file system.
- C. It displays additional meta information from icon files ending in .ico.
- D. It converts files from one character encoding to another.
- E. It verifies that the root directory tree complies to all conventions from the Filesystem Hierarchy Standard (FHS).
Answer: D
NEW QUESTION 37
What is NOT contained in the locale setting of the operating system?
- A. timezone
- B. currency symbol
- C. language
- D. thousands separator
Answer: A
NEW QUESTION 38
Which of the following commands can be used to download the RPM package kernel without installing it?
- A. yumdownloader kernel
- B. rpmdownload kernel
- C. rpm --download --package kernel
- D. yum download --no-install kernel
Answer: A
NEW QUESTION 39
In compliance with the FHS, in which of the directories are man pages found?
- A. /var/man
- B. /usr/share/man
- C. /opt/man
- D. /var/pkg/man
- E. /usr/doc/
Answer: B
Explanation:
Explanation/Reference:
NEW QUESTION 40
What is true regarding a default route?
- A. The default route is always used first. When the default route is not available more specific routes are tried.
- B. Without a default route, no network communication even in directly attached networks is possible.
- C. The default route is only used if there is not a more specific route to a destination host or network.
- D. When a default route is set, all other routes are disabled until the default route is deleted.
Answer: C
NEW QUESTION 41
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