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Upon boot, the kernel starts init. What does init start next?

A.

/etc/rc.d/init.d

B.

/etc/rc.d/rc.sysinit

C.

/etc/rc.d/initdefault

D.

/etc/inittab

What is the name of the file that contains encrypted hashes of passwords on a Linux system?

A.

/etc/shadow

B.

/etc/.passwd

C.

/etc/passwd

D.

/.secure/.htaccess

What would the following command do?

cat MyFile | sort | tee | lpr

A.

Print the contents of MyFile in alphabetical order and display the contents of MyFile in sorted order.

B.

Print the contents of MyFile in alphabetical order and display the contents of MyFile.

C.

It would not work because it contains too many pipes.

D.

Print the contents of MyFile in alphabetical order.

Which command creates a file system in Linux?

A.

CRFS

B.

FS

C.

FDISK

D.

MKFS

server/computer combination appears in both hosts.allow and hosts.deny. What's the result of this configuration when TCP Wrappers runs?

A.

hosts.deny takes precedence; the client is denied access to the server.

B.

hosts.allow takes precedence; the client is granted access to the server.

C.

The system's administrator is paged to decide whether to allow access.

D.

TCP Wrappers refuses to run and logs an error in /var/log/messages.

You are working in Linux when a program hits a flaw and stops running. Which command can be used to end the process?

A.

end

B.

CTRL-ALT-DEL

C.

stop

D.

wait

E.

kill

A computer is chained firmly to the wall, all of its accounts are secured with good shadowed passwords, and it's configured to boot only from its hard disk, but the system has no BIOS or boot loader password. No users are currently logged into this system. How might a malicious individual without an account on this system corrupt it if given a few minutes alone with it? (Choose two)

A.

The intruder could reboot it, reconfigure it to boot from floppy, boot a DOS floppy, and use DOS's disk utilities to delete the Linux partitions and erase the hard disk.

B.

The intruder could open the case, remove the hard disk and insert it in another computer, then modify the configuration files and return the hard disk to the original machine.

C.

The intruder could run a password-cracking program on the system's /etc/passwd file, thus obtaining all the user's passwords for use in further compromising the system at a later date.

D.

The intruder could utilize a bug in su, passwd, or some other SUID root program to acquire root privileges and then alter the system's configuration files.

Which of the following is an advantage of designating one well-protected computer to record log files for several other computers?

A.

You can log information to a separate computer that you can't log locally.

B.

Logging information in this way minimizes network use.

C.

The logging system can analyze the logs using Tripwire.

D.

Logs stored on a separate computer are less likely to be compromised by a cracker.

Which of the following commands configures the laura account to expire on

January 1, 2005?

A.

chage -E 2005/01/01 laura

B.

usermod -e 2005 laura

C.

usermod -e 2005-01-01 laura

D.

chage -I 2005-01-01 laura

You've installed a new application on a test computer. During testing, you've run into a number of problems that you are unable to troubleshoot. Where should you look first for help?

A.

Before doing anything else, install the application on a production computer and see if you still have the same problems.

B.

The log files associated with the application.

C.

The Web site home page for the application.

D.

Newsgroups where other users discuss the application.