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Which permissions are set on a regular file once the permissions have been modified with the command chmod 654 file.txt?
Which permissions are set on a regular file once the permissions have been modified with the command chmod 654 file.txt?A . drw-r-xr-B . d―wxr-x-C . Cwxr-x--xD . Crwxrw---xE . -rw-r-xr-View AnswerAnswer: E
Which of the following outputs could stem from the command last?
Which of the following outputs could stem from the command last?A . 1 ls 2 cat text.txt 3 logoutB . Password for user last changed at Sat Mar 31 16:38:57 EST 2018C . Last login: Fri Mar 23 10:56:39 2018 from server.example.comD . EXT4-fs (dm-7): mounted filesystem with ordered data...
What is true about the dmesg command? (Choose two.)
What is true about the dmesg command? (Choose two.)A . It traces the execution of a command and shows each step the program carries out.B . It sends messages to the command lines of all current user sessions.C . It displays the content of the Linux kernel’s ring buffer.D ....
Which command adds the new user tux and creates the user’s home directory with default configuration files?
Which command adds the new user tux and creates the user’s home directory with default configuration files?A . defaultuser tuxB . useradd Cm tuxC . usercreate tuxD . useradd Co default tuxE . passwd Ca tuxView AnswerAnswer: B
What information can be displayed by top?
What information can be displayed by top?A . Existing files, ordered by their size.B . Running processes, ordered by CPU or RAM consumption.C . User accounts, ordered by the number of logins.D . User groups, ordered by the number of members.E . User accounts, ordered by the number of files.View...
Which of the following permissions are set on the /tmp/ directory?
Which of the following permissions are set on the /tmp/ directory?A . rwxrwxrwtB . ------rwXC . rwSrw-rw-D . rwxrwS---E . r-xr-X--tView AnswerAnswer: A
Given that the file is a valid shell script, how can this script be executed?
The current directory contains the following file: -rwxr-xr-x 1 root root 859688 Feb 7 08:15 test.sh Given that the file is a valid shell script, how can this script be executed? (Choose two correct answers.)A . run test.shB . ${test.sh}C . cmd ./test.shD . ./test.shE . bash test.shView AnswerAnswer: DE
on a DNS server?
Reverse DNS assigns hostnames to IP addresses. How is the name of the IP address 198.51.100.165 stored on a DNS server? A. In the A record for 165.100.51.198.ipv4.arpA. B. In the PTR record for 165.100.51.198.in-addr.arpA. C. In the RNAME record for 198-51-100-165.rev.arpA. D. In the ARPA record for 165.100.51.198.rev. E....
What information can be displayed by top?
What information can be displayed by top?A . Existing files, ordered by their size.B . Running processes, ordered by CPU or RAM consumption.C . User accounts, ordered by the number of logins.D . User groups, ordered by the number of members.E . User accounts, ordered by the number of files.View...
Which of the following outputs could stem from the command last?
Which of the following outputs could stem from the command last?A . 1 ls 2 cat text.txt 3 logoutB . Password for user last changed at Sat Mar 31 16:38:57 EST 2018C . Last login: Fri Mar 23 10:56:39 2018 from server.example.comD . EXT4-fs (dm-7): mounted filesystem with ordered data...
