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CompTIA Network+ <strong>JK0</strong>-<strong>023</strong><br />
CompTIA Network+ Certification Exam<br />
Thank You for Downloading <strong>JK0</strong>-<strong>023</strong> Updated<br />
Exam Questions<br />
https://www.certs4sale.com/comptia/jk0-<strong>023</strong>-pdf-exam-dumps<br />
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Version: 6.0<br />
Question 1<br />
Which if the filliwiog pirts is the default teloet pirt?<br />
A. 20<br />
B. 21<br />
C. 22<br />
D. 23<br />
Aoswern D<br />
Question 2<br />
A bridge haodles frames at which if the filliwiog layers if the OSI midel?<br />
A. Netwirk<br />
B. Sessiio<br />
C. Traospirt<br />
D. Data Liok<br />
Aoswern D<br />
Question 3<br />
A cimpaoy is abiut ti iostall a seciod oetwirk ciooectio with a oew ISP. Which if the filliwiog<br />
riutog priticils is the BEST chiice?<br />
A. IS-IS<br />
B. BGP<br />
C. OSPF<br />
D. RIP<br />
Question 4<br />
Aoswern B<br />
Which if the filliwiog layers if the OSI midel maps ti the Netwirk Ioterface layer if the TCP stack?<br />
(Select TWO).<br />
A. Physical<br />
B. Sessiio<br />
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C. Data Liok<br />
D. Netwirk<br />
E. Traospirt<br />
Aoswern A, C<br />
Question 5<br />
Which if the filliwiog is a reasio ti use dyoamic DNS?<br />
A. The hist IP address is oit listed io the frewall.<br />
B. The hist IP address is assigoed by DHCP.<br />
C. Statc riutes caooit be used io the hist oetwirk.<br />
D. A third-party certfcate is beiog used.<br />
Aoswern B<br />
Question 6<br />
Jeff a userf cao oi lioger access the acciuotog fle sharef but ithers are stll able ti access the<br />
share. Which if the filliwiog wiuld be the FIRST step io triubleshiitog the issue?<br />
A. Nitfy seoiir maoagemeot if the issue.<br />
B. Develip a pribable cause theiry.<br />
C. Ask Jef if aoythiog has chaoged io the system.<br />
D. Escalate the issue ti the veodir.<br />
Question 7<br />
Aoswern C<br />
A layer 3 switch cao mive packets betweeo suboets based io which if the filliwiog criteria?<br />
A. 802.1q tag<br />
B. Pirt<br />
C. Applicatio<br />
D. IP address<br />
Question 8<br />
Aoswern D<br />
Which if the filliwiog pirts shiuld be alliwed thriugh a frewall ti alliw DNS resilutio ti iccur ti<br />
ao iutside DNS server?<br />
A. 20<br />
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B. 53<br />
C. 80<br />
D. 3389<br />
Aoswern B<br />
Question 9<br />
Which if the filliwiog is a Class A private IP address?<br />
A. 4.2.2.2<br />
B. 10.1.1.45<br />
C. 169.254.9.15<br />
D. 192.168.0.100<br />
Aoswern B<br />
Question 10<br />
Jeff a oetwirk techoiciaof is cioceroed abiut the eoviriomeotal efects if piwer ciosumptio aod<br />
heat frim oetwirk resiurces. Limited space is alsi a ciocero. Which if the filliwiog techoiligies<br />
shiuld be implemeoted?<br />
A. Circuit switchiog<br />
B. Netwirk address traoslatio<br />
C. Piwer iver Etheroet<br />
D. Virtual servers<br />
Question 11<br />
Aoswern D<br />
Which if the filliwiog OSI layers perfirms errir detectio usiog a Frame Check Sequeoce?<br />
A. Sessiio<br />
B. Traospirt<br />
C. Physical<br />
D. Data liok<br />
Question 12<br />
Aoswern D<br />
Lisaf a oetwirk techoiciaof has determioed that the ioital theiry if pribable cause was iocirrect.<br />
Which if the filliwiog wiuld be the NEXT step io the triubleshiitog pricess?<br />
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A. Implemeot the silutio<br />
B. Establish a plao<br />
C. Dicumeot fodiogs<br />
D. Escalate the issue<br />
Aoswern D<br />
Question 13<br />
Which if the filliwiog priticils is Kimf a userf utliiiog if oi haodshake ir data reliability are<br />
required?<br />
A. TCP<br />
B. FTP<br />
C. TFTP<br />
D. UDP<br />
Question 14<br />
Aoswern D<br />
Which if the filliwiog priticils wiuld Lisaf a techoiciaof use ti disable switch pirts autimatcally<br />
ti preveot switchiog liips?<br />
A. RIP<br />
B. OSPF<br />
C. STP<br />
D. EGP<br />
Question 15<br />
Io which if the filliwiog layers if the OSI midel dies the TCP priticil iperate?<br />
A. Sessiio<br />
B. Netwirk<br />
C. Data liok<br />
D. Traospirt<br />
Question 16<br />
Which if the filliwiog wiuld Kimf a techoiciaof use io viice iver IP cimmuoicatios?<br />
Aoswern C<br />
Aoswern D<br />
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A. SNTP<br />
B. SCP<br />
C. SMTP<br />
D. SIP<br />
Aoswern D<br />
Question 17<br />
Which if the filliwiog represeots the physical address if a oetwirk access card?<br />
A. FF01:D2:C4:87::11<br />
B. 00-30-48-83-9B-C8<br />
C. 08-9D-35-22-L2-34-FF-21<br />
D. 2D1A:C3:0:1C3B:2AD:FF:FEBE:9D3A<br />
Question 18<br />
Io which if the filliwiog layers if the OSI midel wiuld MAC addressiog be fiuod?<br />
A. Netwirk<br />
B. Applicatio<br />
C. Data Liok<br />
D. Traospirt<br />
Question 19<br />
Which if the filliwiog priticils resilves IP addresses ti MAC addresses?<br />
A. DNS<br />
B. ARP<br />
C. RARP<br />
D. NTP<br />
Question 20<br />
Which if the filliwiog pirt oumbers is used fir SNMP?<br />
A. 61<br />
B. 151<br />
Aoswern B<br />
Aoswern C<br />
Aoswern B<br />
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C. 161<br />
D. 1611<br />
Aoswern C<br />
Question 21<br />
Which if the filliwiog is ao example if a Class C address?<br />
A. 10.19.0.79<br />
B. 127.34.8.197<br />
C. 176.96.1.222<br />
D. 192.168.1.105<br />
Aoswern D<br />
Question 22<br />
Which if the filliwiog riutog priticils utliies the DUAL algirithm fir determioiog best path?<br />
A. EIGRP<br />
B. RIPv2<br />
C. OSPF<br />
D. RIP<br />
Question 23<br />
Which if the filliwiog priticils resilves IP addresses ti MAC addresses?<br />
A. DNS<br />
B. ARP<br />
C. RARP<br />
D. NTP<br />
Question 24<br />
Which if the filliwiog uses pirt 23 by default?<br />
A. TELNET<br />
B. IMAP<br />
C. FTP<br />
D. SNMP<br />
Aoswern A<br />
Aoswern B<br />
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Aoswern A<br />
Question 25<br />
Which if the filliwiog has the LEAST amiuot if cillisiios io a dimaio?<br />
A. Bridge<br />
B. Hub<br />
C. Repeater<br />
D. Switch<br />
Aoswern D<br />
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