101-500 exam

Which file should be edited to select the network locations from which Debian installation package files are loaded?A . /etc/dpkg/dpkg.cfg B. /etc/apt/apt.conf C. /etc/apt/apt.conf.d D. /etc/apt/sources.list E. /etc/dpkg/dselect.cfgView AnswerAnswer: D

Which of the following commands updates the linker cache of shared libraries?A . mkcache B. soconfig C. mkldconfig D. lddconfig E. ldconfigView AnswerAnswer: E

Which of the following commands will write a message to the terminals of all logged in users?A . bcast B. mesg C. print D. wall E. yellView AnswerAnswer: D

A user accidentally created the subdirectory dir in his home directory. Which of the following commands will remove that directory?A . rmdir '~/dir' B. rmdir "~/dir" C. rmdir ~/'dir' D. rmdir ~/dir E. rmdir ~/\dirView AnswerAnswer: E

Which of the following commands is used to update the list of available packages when using dpkg based package management?A . apt-get update B. apt-get upgrade C. apt-cache update D. apt-get refresh E. apt-cache upgradeView AnswerAnswer: A

Which of the following commands can be used to create a USB storage media from a disk image?A . gdisk B. dd C. cc D. fdisk E. mountView AnswerAnswer: B

Which of the following commands lists the dependencies of a given dpkg package?A . apt-cache depends-onpackage B. apt-cache dependencies package C. apt-cache depends package D. apt-cache requires packageView AnswerAnswer: C

Which grep command will print only the lines that do not end with a / in the file foo?A . grep'/$' foo B. grep '/#' foo C. grep -v '/$' foo D. grep -v '/#' fooView AnswerAnswer: C

Which of the following commands will reduce all consecutive spaces down to a single space?A . tr 's' ' ' < a.txt > b.txt B. tr -c ' ' < a.txt > b.txt C. tr -d ' ' < a.txt > b.txt D. tr -r ' ' '' < a.txt...

Which of the following sequences in the vi editor saves the opened document and exits the editor? (Choose TWO correct answers.)A . esc ZZ B. ctrl :w! C. esc zz D. esc :wq! E. ctrl XXView AnswerAnswer: A,D