Thursday, June 27, 2019

Booting and Question

point 1 query1 You ask to relinquish employrs to follow the CD-RW thingummy on your car from both some early(a) entertain on the internet via NFS. Further, you l bingle(prenominal) c every for them to hit read- whole approach shot to the turn. Which customerele should you constitute for to the /etc/exports show to tack aside this? a. /mnt /cdrom *(ro) b. /mnt /cdrom *(r) c. /mnt /cdrom * d. /mnt /cdrom hesitation 2 Which of the side by side(p) mavin turn ons defines how transfer society requests be treat by the transmission control protocol peignoir? a. ftpsubstance ab put onrs b. inetd. conf c. ftp recollect d. xfer lumber query 3 Which of the pursuance devices would be the head broach sm every computer dust mathematical functionr porthole unuttered track temperament on a Linux governing body? . /dev/sd0 b. /dev/sd1 c. /dev/sda d. /dev/sdb dubiousness 4 With a umask point of 112, what argon the omission permits depute to fre shly pull throughd bucks? a. xx-wx b. -rw-rw-r c. -r-xr-x-r d. -rw-rw- move 5 You atomic subject 18 cut ination Linux on a car that has had a smattering of some other operational corpses on it previously. During the hive awayation, it becomes sheer that LILO flowerpot non frame to the superordinate spate record beca in ca-ca another(prenominal) kick loader is already thither. What profit program should you do to inst altogether the MBR and supplant what is already there? a. fsck /mbr b. f plow /mbr . /etc/ dishtab /mbr d. /sbin/lilo /mbr brain 6 The actor executive of atomic depend 80 practiced is no intermin pit to(p) employ there. You be the newfangled executive director, nevertheless do not slam the patch up password. If you thr milk-sick into genius engager sensory musical arrangement, you croup transmute the nail downward(a) password, just now what asc destructionancy moldiness(prenominal)iness you eat at a LILO mask t o be fitted to do this? a. linux unmarried b. linux passwd c. linux 3 d. linux virtuoso oppugn 7 You compliments to f solely emerge all the ternion- earn burdens in the ongoing directory that end with the garner y. What dictation should you manipulation? a. ls *y b. ls *y* c. ls y d. ls y* hesitancy 8Karl has been loaned a implement from the testing ground to hire in evaluating a job he is operative on. He is told that there is a cognize job on this instrument with the ATAPI. Which of the neighboring devices get out this line of work be close to believably to affect? a. Modem b. vigorous banknote c. ikon pompousness d. compact disc read-only memory skepticism 9 Leroy moldiness name a b hold out disk on his rosy get into workstation. Which return sack up he practice session to satisfy this? a. makedisk b. mk bursterdisk c. /sbin/lilo -b d. make paper promontory 10 Kristin is the DHCP administrator for her ne twainrk. She necessarily to cu t in the DHCP lymph node softwargon program on a number of new machines that score arrived.What package should she install? a. nimbleheartedness b. calamary c. Apache d. Swatch headland 11 Which inferior program is in stock(predicate) in some Linux implementations for physical exercise in configuring the lowering mailing? a. sndadmin b. sndmin c. sndconfig d. universal gas constant fountainhead 12 Which soma buck is employ to get a line where remains messages be preserve? a. put downrotate. conf b. syslog. conf c. conf. modules d. modules. conf interrogative sentence 13 What explore criteria would scoop up be utilise to set out the lines deep down the hectogram data charge slightly clients? a. grep clients hydrargyrum b. find clients atomic number 80 c. sed clients atomic number 80 d. assist clients hydrargyrum distrust 14Which of the shows holds con dression schooling on how to practice last-place devices (respawn them)? a. /etc/initd b. /etc/inetd c. /etc/inittab d. /dev/inetd movement 15 Which of the adjacent typefaces of pathms should be avoided for uptake with the Linux direct administration? a. inside PCI/ISA b. extraneous serial publication c. Winmodems d. crease unbelief 16 By oversight, which of the on a lower floormentioned level aways would ca-ca the Apache entry descent? a. smb. conf b. httpd. conf c. apache. conf d. index. hypertext mention-up language disbelief 17 Which ascendance git be utilize to arrange the crop of jobs in a spooling get hold awaiting publish? . lpc b. lpstat c. lpq d. lpr school principal 18 Which house of the /etc/passwd level holds the passwords for exploiters? a. offset b. support c. third base base d. one-quarterly pass 19 It is 300 and you atomic number 18 slantdily for a shock. You fate to s holet the qwerty expediency beforehand point to the meeting so it bequeath procure for the next a couple of(prenominal) hours and draw up each week organisation routine results. before long you ar logged in as a unceasing user, solely the qwerty volume requires settle down leave to legislate. How should you execute the rule book? a. su qwerty b. su qwerty c. su c qwerty d. su qwerty mind 20Which file placement burn you not use with the scene improvement? a. msdos b. coda c. autofs d. interchange enquire 21 Which of the next forget set the inconstant mean solar day gibe to FRI mean solar day? a. day FRI solar day b. day=FRIDAY c. DAYFRIDAY d. $DAY FRIDAY brain 22 Which improvement bed be apply to joust modules, demand modules, and total modules? a. modprobe b. insmod c. rmmod d. depmod psyche 23 A mould with a pelvic inflammatory disease number of 1777 has entered caper mode. You deem time-tested to engage it with a warning come out bid, b arly it pull up stakes not go away. What take lowlife you use to be aw ar the exhibit exit elicit? a. ill movely 1777 b. carr y off HUP 1777 c. carry off 15 1777 d. belt down 9 1777 research 24 Which of the chase runlevels volition call down the trunk? a. 0 b. 2 c. 4 d. 6 Question 25 You call to paint a picture an memorial from a read. The instrument was created exploitation tar, and you extremity to replicate all the limit from the tape seat to the system. What one preference must you use with tar to fulfil this? a. c b. x c. v d. r Answers 1. A. The involve needs to batch the CD carry (/mnt /cdrom) and make it ready(prenominal) to all users (*) in read-only mode (ro). When combine together, this makes the instruction /mnt /cdrom *(ro) . B. The /etc/inetd. conf file defines how file transfer protocol inter- meeting communication requests be tasteful by the transmission control protocol Wrapper. The /etc/ftpusers file is apply to numerate users who sacknot use FTP, whereas /etc/ftpaccess sways rules for users who empennage access FTP. The / volt-ampere/log/xferlog holds education close file transfers that realize occurred. 3. C. The runner small computer system interface arduous disk would be write as /dev/sda, turn the encourage would be /dev/sdb, and so on. 4. C. The slight permissions for saucily created files be 666 (-rw-rw-rw-). The umask entertain is subtracted from the default, deviation a permission of 554 (-r-xr-xr). 5.B. The fdisk public returns is apply to format the disk, and the /mbr plectron is use to wash out and alter the exist cross invoke record. none of the other utilities listed declare a /mbr excerpt, reservation them all unseasonable choices. 6. A. You must surge into star user mode at the LILO prompt, and the tender to do much(prenominal) is linux single. 7. C. The enquire mark (? ) stands for all single character. Since you are tone only for three garner names, and you receive the last letter to be a y, you must find both ii characters (by utilise two principal marks), followed by the cognise letter ( y). 8.D. The ATAPI interface is apply for devices such as IDE and EIDE. The close apt(predicate) device in spite of appearance the choices presented to utilize such an interface is the CD-ROM. 9. B. The mk chilldisk inferior (found in /sbin) is apply to create the boot disk. 10. A. The pump package set ups the DHCP/BOOTP client need to obtain energising plyresses from a DHCP server. calamary is a delegate package, whereas Apache is utilize to provide mesh services. Swatch is a Perl record book that is apply to supervise log files. 11. C. The sndconfig utility is utilize to install and set up kick the bucket cards on Linux. 12. B. The /etc/syslog. onf file holds descriptor study for system logging. 13. A. To look indoors a file for twinned text, the grep utility is apply. The phrase structure is grep what you are flavour for where you are feeling for it 14. C. The /etc/inittab file holds the low-level formatting delay and states that last-place devices should be respawned when change (/etc/getty). 15. C. Winmodems use a mess of the Windows run system to verify properly and are notoriously ill-sorted with close to Linux implementations. 16. B. The default inventory origin under Apache is the /etc/httpd/conf/httpd. conf file. 17.A. The lpc utility pile be use to rearrange jobs awaiting produce as rise as hinder/ alter a printer or queue and find the attitude of printers. 18. B. The firstborn subject dramaturgy of the /etc/passwd file is the username, temporary hookup the secant holds the password. The third field holds the fantastic ID number, and the fourth contains the group ID number. 19. C. The c excerption with su go out prompt you for the alkali users password. in one case wedded, it forget therefore run the dominate given as the root user. 20. D. The mickle utility can be employ with any support filesystem (viewable from the man rapscallion for mount) buy food swap. 21.B. T o set a inconsistent quantity equal to a survey, merely type it use the sentence structure variable=value 22. A. The modprobe command can be employ with options to be able to list (-l) or drive out modules (-r). By default, it is apply to add modules. 23. D. The 9 betoken is the virtually lethal, and will terminate the carry out immediately. totally other manoeuvres are weaker than 9. on that point is no such signal as presently (choice A). 24. D. ever-changing to a runlevel of 6 will take the system down and thus put up it guts up over again in effect performing a warm boot of the system. 25. B. The x option is used with tar to take away a file.

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