Ensurepass

QUESTION 111

You have not run apt-get on a system for some time, but it has been run on the system before. What apt-get command would you run to download the latest list of packages, but not the packages themselves?

A. apt-get build-dep

B. apt-get mirror-select

C. apt-get update

D. apt-get upgrade

E. apt-get dist-upgrade

Answer: C


QUESTION
112

You want to examine the changelog for the installed package postfix. Which command will display the changelog?

A. rpm -Vc postfix

B. rpm -qpil postfix

C. rpm –changelog postfix

D. rpm -q –changelog postfix

E. rpm -qa –changelog postfix

Answer: D


QUESTION
113 CORRECT TEXT

In a networked environment, what command will grant anybody permission to display their X applications on a desktop? (Include both the command and argument(s).)

Answer: xhost +


QUESTION
114 CORRECT TEXT

Which file the /proc filesystem lists parameters passed from the bootloader to the kernel?

Answer:

cmdline

/proc/cmdline


QUESTION
115

Which Debian package system command will list all partially installed packages and suggest how to get them correctly installed?

A. dpkg -C

B. apt-get -u

C. dpkg -Dh

D. dpkg -l

E. apt-get -y

Answer: A


QUESTION
116 CORRECT TEXT

Which environment variable you have to setup to use shared libraries that are not in the standard search path?

Answer: LD_LIBRARY_PATH


QUESTION
117

What single command (no options or arguments) can be used to fully extract a file called abc.tar.bz2?

A. gzip

B. gunzip

C. tar

D. bz2unzip

Answer: C


QUESTION
118

A Makefile typically contains which targets?

A. CFLAGS, CPPFLAGS, LIBS, LDFLAGS

B. clean, install, uninstall

C. PATHS, DESTDIR, LIBS, LDFLAGS

D. prefix, exec_prefix, bindir, mandir

Answer: B


QUESTION
119

You have finished updating and resolving dependencies for some source code. What command should you run before recompiling the code into binary form?

A. make clean

B. make all

C. makedep

D. make install

Answer: A


QUESTION
120

What is the difference between the –remove and the–purge action with the dpkg command?

A. –remove removes the program, –purge also removes the config files

B. –remove only removes the program, –purge only removes the config files

C. –remove removes a package, –purge also removes all packages dependent on it

D. –remove removes only the package file itself, –purge removes all files related to the package

Answer: A

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