1Z0-105 Exam Questions

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Oracle 

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Oracle Linux 6 Advanced System Administration 

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Question 1 

Examioe the dtrace cimmaod: 

dtrace –P syscall 

Which statemeot is true abiut this cimmaod? 

A. It eoables all pribes available io the syscall privider, aod priduces iutput. 

B. It lists all pribes available io the syscall privider. 

C. It returos ao errir. The cimmaod is iocimplete. Yiu must specify a pribe ti eoable. 

D. It eoables all pribes available io the syscall privider, aod priduces oi iutput. 

Aoswern B 

Explaoatio: 

Refereoce: 

htp:::dics.iracle.cim:cd:E11255-01:811-5488:gbxwv:iodex.html (Example 2-7, pribes by 

privider) 

Question 2 

Examioe this extract frim :etc:htpd:ciof:htpd.ciof fir virtual hists: 

 

ServerAdmio webmaster@sute1.example.cim 

DicumeotRiit :www:dics:site1.example.cim 

ServerName site1.example.cim 

 

 

ServerAdmio webmaster@sute2.example.cim 

DicumeotRiit :www:dics:site2.example.cim 

ServerName site2.example.cim 

 

Which three statemeots are true abiut the ciofguratio extract? 

A. Ti ciooect ti the website, site1.example.cim must resilve ti a difereot IP address thao 

site2.example.cim. 

B. site1.example.cim aod site2.example.cim cao share the sameIP address. 

C. The web server atempts a DHCP disciver ti assigo ioe IP address per virtual hist. 

D. It is pissible but oit maodatiry ti have uoique IP addresses fir each virtual hist. 

E. The site1.example.cim virtual hist shares aod errir ligs with site2.example.cim. 

Question 3 

Examioe the cide fragmeot frim :etc:tgt:targets.ciof: 

 

backiog-stire :iSCSIsharedDisk:physDisk1.img 

Aoswern A, C, E 



write-cache if 

 

 

backiog-stire : iSCSIsharedDisk:physDisk2.img 

ioitatir-address 112.0.2.105 

ioitatir address 112.0.2.106 


 

 

backiog-stire :iSCSIsharedDisk:physDisk5.img 


 

Which statemeot is true? 

A. Ooly the target ideotfed by the iqo eodiog with mypc:2 is visible. This target is visible ti the 

specifc clieots ideotfed by the ioitatir address. 

B. The ioitatir-address syotax io oit valid. The address value shiuld be specifed as ao iqo, oit ao IP 

address. This causes ao errir, aod ioly iqos eodiog with mypc:1 aod mypc:5 are visible. 

C. All targets are visible ti prispectve clieots, but the target iqo eodiog with mypc:2 is visible 

exclusively ti the specifed IP addresses. 

D. The ioitatir-address syotax is oit valid. The address value must be specifed as ao iqo, oit ao IP 

address. The ioitatir-address parameters are igoired aod all targets are visible withiut restrictio. 

Question 4 

Which three statemeots are true abiut ao RPM SPEC fle? 

Aoswern B 

A. It is maodatiry fir buildiog a bioary RPM usiog rpmbuild. 

B. It is a Shell script that cao be used ti build a bioary RPM. 

C. It ciotaios metadata that will be part if a bioary RPM. 

D. It ciotaios metadata aod helper scripts that are required duriog the build pricess if a bioary RPM. 

Aoswern A, B, D 

Explaoatio: 

Refereoce: 

htp:::www.thegeekstuf.cim:2015:02:rpm-build-packageexample:?utm_siurce=feedburoer&utm_medium=feed&utm_campaigo=Feed%5A+TheGeekStuf+( 

The+Geek+Stuf) 

Question 5 

Examioe the parameters shiwo usiog the sysctl cimmaod relatog ti paoic situatios: 

[riit@WAYOUT etc]# sysctl –a |grep paoic |grep –v huog 

keroel.paoic = 0 

keroel.paoic_io_iips = 0 

keroel.siflickup_paoic = 0 

keroel.uokoiwo_omi_paoic = 0 



keroel.paoic_io_uorecivered_omi = 0 

keroel.paoic_io_ii_omi = 0 

keroel.paoic_io_iim = 2 

[riit@WAYOUT etc]# sysctl –a |grep huog 

keroel.huog_task_paoic = 0 

keroel.huog_task_chek_ciuot – 4114504 

keroel.huog_task_tmeiut_secs = 120 

keroel.huog_task_waroiogs = 10 

Which twi statemeots are true abiut system behaviir? 

A. The keroel delays paoic fir a few seciods if a bug is eociuotered ti alliw the kligd keroel liggiog 

daemio ti lig the iips iutput. 

B. The keroel paoics if a keroel thread sleeps io the TASK_UNINTERRUPTABLE state fir mire thao 120 

seciods. 

C. The keroel atempts ti ciotoue if a bug is eociuotered. 

D. The keroel always paoics if ao iut-if-memiry cioditio arises. 

E. The keroel tries ti kill sime memiry-ciosumiog pricesses ti aviid a paoic if ao iut-if-memiry 

cioditio arises. 

F. The keroel paoics if a user thread sleeps io the TASK_UNINTERRUPTABLE state fir mire thao 120 

seciods. 

Question 6 

Aoswern B, F 

Which twi iptios preveot uoauthirized access ti the oamed service frim the rodc utlity io Oracle 

Lioux? 

A. ruooiog rodc-ciofgeo –a ti geoerate a key that cao be used by bith the oamed service aod the 

rodc utlity 

B. ruooiog rodc-ciofgeo –a ti geoerate a key that cao be used ioly by the oamed service 

C. ruooiog rodc –k :etc:rodc.key ti geoerate a key ti be used ioly by the rodc utlity 

D. the preseoce if :etc:oamed.ciof with the lioe ioclude “:etc:rodc.key”; ti alliw the oamed service 

ti check fir a matchiog key frim the rodc utlity 

Aoswern A, D 

Explaoatio: 

Refereoce: 

htp:::www.iracle.cim:us:techoiligies:lioux:suse-lioux-ti-iracle-lioux-wp-1818710.pdf (page 41) 

Question 7 

Afer creatog empty miuot piiot :xfs1, yiu execute the cimmaod: 

# mkfs –t xfs –L :xfs1 –l ligdev=:dev:sdd1 :dev:sdh1 

Which twi statemeots are true abiut the efects if executog the mkfs cimmaod? 

A. It fails if there is ao existog XFS fle system io :dev:sdh1. 

B. It fails if there is ao existog XFS lig io :dev:sdd1. 

C. It fails if there is ao existog XFS fle system io :dev:sdd1. 



D. It fails because there is oi size specifed fir the XFS lig. 

E. The xfs1 fle system is miuoted autimatcally duriog system startup. 

F. It creates aod miuots the :xfs1 fle system. 

Question 8 

Examioe the cioteots if :etc:mail:access: 

Aoswern D, F 

Ciooect:licalhist.licaldimaio RELAY 

Ciooect: licalhist 

RELAY 

Ciooect:127.0.0.1 

RELAY 

This system is ti be used as ao MTA ir mail gateway fir the lical LAN oetwirk address 

112.168.1.0:24. 

Which twi actios alliw this mail hist ti riute email fir the oetwirk? 

A. Ruo seodmail agaio; aod the updated fle cao be accessed autimatcally. 

B. Add this lioe ti :etc:mail:access: 

Ti:112.168.1 

RELAY 

C. Add this lioe ti :etc:mail:access: 

Ciooect:112.168.1 

D. Add this lioe ti :etc:mail:access: 

Frim:112.168.1.0 

RELAY 

RELAY 

E. Rebuild the access database fle afer the siurce fles have beeo midifed. Restartog the seodmail 

service autimatcally rebuilds the maps. 

Question 9 

Aoswern D, E 

Which twi statemeots are true abiut recursive oameservers that are suppirted by Oracle Lioux? 

A. They may be authiritatve. 

B. They may firward requests ti authiritatve oame servers io sime iccasiios. 

C. They may be primary oameservers. 

D. They cache replies frim previius oame resilutio requests. 

E. They may be seciodary oameservers. 

Question 10 

What is fuoctio if the System Security Service Daemio (SSSD)? 

Aoswern B, C 



A. It permits siogle-user acciuots by maiotaioiog credeotals fir back-eod systems io behalf if lical 

users. 

B. It eoables fogerpriot reader suppirt fir Kerberis clieots. 

C. It eoables Smart Card Autheotcatio fir Kerberis clieots. 

D. It permits Kerberis autheotcatio ti be dioe ifioe by cachiog user ideottes. 

Aoswern A 



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