117-201 Online Practice Questions and Answers

Before compiling a new kernel, what needs to be done?

A. Compile kernel modules

B. Configurethekerneloptions

C. Delete old kernel sources

D. Change to runlevel 1

E. All of the above

One of the IDE hard drives in a server is transferring data very slowly. What command must be run to enable DMA on it?

A. hdparm -d /dev/hda

B. hdparm --dma /dev/hda

C. hdparm --dma /dev/hdal

D. hdparm -d /dev/hdal

E. hdparm -dl /dev/hda

What command is used to create an ISO9660 filesystem that can be properly accessed from a Windows 95/98 machine?

A. mkisofs -l -o backup.iso /home/joe

B. mkisofs -J -T -r -o backup.iso /home/joe

C. mkisofs -D -T -o backup.iso /home/joe

D. mkisofs -j -T -o backup.iso /home/joe

E. mkisofs -d -T -o backup.iso /home/joe

User Joseph has successfully extracted and compiled a program from source code. Installing the binaries produces errors. What is the most likely reason?

A. The source code was compiled for a different CPU

B. The permissions set in the /usr/bin directory are wrong

C. The binaries require root privileges to be installed

D. The wrong prefix was used during configuration of the source code

In order to find all library dependencies of /usr/bin/foo, which of the following statement is true?

A. Running ldconfig against /usr/bin/foo will show the required libraries

B. Running ldd against /usr/bin/foo will show the required libraries

C. It's necessary to compile the program again to check the library dependencies of foo.

D. The ls -la command has to be run in the /usr/bin directory, to show all library dependencies of foo.

E. Library dependencies are shown in the /usr/lib directory.

What command should be used to find out what PCI devices can be seen, without querying the kernel?

A. lspci -v

B. lspci -s

C. lspci -x

D. lspci -b

E. lspci -p

Performing a DNS lookup with dig results in this

;; question SECTION: ;5.123.168.192.in-addr.arp

a. IN PTR

;; ANSWER SECTION:

5.123.168.192.in-addr.arpa. 600 IN PTR linuserv.example.net.123.168.192.in-addr.arpa.

;;AUTHORITY SECTION:

123.168.192.in-addr.arpa. 600 IN NS linuserv.example.net.

;; ADDITIONAL SECTION:

linuserv.example.net. 600 IN A 192.168.123.5

What might be wrong in the zone definition?

A. Nothing. All seems to be good.

B. There's no "." after linuserv.example.net in the PTR record in the forward lookup zone file.

C. There's no "." after linuserv in the PTR record in the forward lookup zone file.

D. There's no "." after linuserv.example.net in the PTR record in the reverse lookup zone file.

E. The "." in the NS definition in reverse lookup zone has to be removed.

A BIND server should be upgraded to use TSIG. Which configuration parameters should be added, if the server should use the algorithm hmac-md5 and the key skrKc4DoTzi/tAkllPi7JZA== ?

A. TSIG server.example.com. algorithm hmac-md5; secret "skrKc4DoTzi/tAkllPi7JZA=="; };

B. key server.example.com. { algorithm hmac-md5; secret skrKc4DoTzi/tAkllPi7JZA==; };

C. key server.example.com. { algorithm hmac-md5; secret "skrKc4DoTzi/tAkllPi7JZA=="; };

D. key server.example.com. { algorithm=hmac-md5; secret="skrKc4DoTzi/tAkllPi7JZA=="; };

E. key server.example.com. { algorithm hmac-md5 secret "skrKc4DoTzi/tAkIlPi7JZA==" };

You need to recover some data from a magnetic tape and it is the second file on the medi a. The following command is being attempted: mt -f /dev/nst0 What is the mt operation that will position the tape on the first block of the second file? (Please specify the operation with no other parameters)

What is the location of the main udev configuration file? (Specify the full path and filename)