Which of the following configuration files should be modified to set default shell variables for all users?
You are looking into a new script you received from your senior administrator. In the very first line you notice a #! followed by a path to a binary. Linux will:
A. Ignore the script
B. Use that binary to interpret the script.
C. Use that binary to compile the script.
D. Be replaced by that binary.
QUESTION 473 CORRECT TEXT
For the last command to work, what file must exist?
What should the permission settings be for /etc/passwd and /etc/shadow?
A. /etc/passwd: -rw-r-r- /etc/shadow: -r-
B. /etc/passwd: -r- /etc/shadow: -rw-r-r-
C. /etc/passwd: -rw-r-r- /etc/shadow: -rw-r-r-
D. /etc/passwd: -r- /etc/shadow: -r-
Man pages cover what topics? Select THREE that apply.
A. Superuser commands
B. Configuration commands
C. System policies
D. Programming libraries
E. Kernel version history
Answer: A, B, D
QUESTION 476 CORRECT TEXT
You started configuring pppd and you used the command man to get help. Now you would like to get more information about pppd related programs. Which command would you use? Please enter only the command without path, arguments or options.
In order to bypass print filters using lpr, which of following switches should be used:
A. lpr -o nofilter
B. lpr -l
C. lpr -o raw
D. lpr -r
Which of the following information is NOT provided in any output from the netstat utility?
A. Broadcast services
B. Interface statistics
C. Masquerading connections
D. Network connections
E. Routing tables
Which of the following describes the Linux ping packet or datagram?
A. IP packet with a packet type
B. ICMP packet with a message type
C. ICMP packet with a payload
D. UDP datagram with a protocol type
E. UDP datagram with a payload
Which of the following lines would you find in the file /etc/host.conf?
A. order hosts,bind
B. 192.168.168.4 dns-server
C. hosts: files,dns
D. domain mycompany.com
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