NO.1 Users are reporting a large decrease in network performance. After
further investigation, the
network administrator notices large amounts of
traffic coming from a specific IP address. The
network administrator needs to
identify the payload of the network traffic. Which of the following
could be
used to collect that information?
A. ping
B. route
C. ipconfig
D.
sniffer
Answer: D
JK0-023 Free Demo JK0-023 Practice
Questions
NO.2 Which of the following would a network
administrator use to scan a network for vulnerabilities
?
A. NMAP
B.
ICMP
C. ACL
D. TCPDUMP
Answer: A
JK0-023 Latest
Dumps
NO.3 A technician suspects invalid information in the local DNS
cache of a workstation. Which of the
following commands can be used to clear
this?
A. ifconfig
B. ipconfig
C. dig
D. nslookup
Answer:
B
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NO.4 A layer 3 switch
can move packets between subnets based on which of the following criteria?
A.
802.1q tag
B. IP address
C. Application
D. Port
Answer: B
JK0-023 Exam
Dumps
NO.5 A user is getting very weak signals while trying to
connect to the wireless. Which of the
following should the user do to help
with signal strength?
A. Install a hub to ensure there is a clear path for
the cables to run.
B. Reinstall the operating system to the PC to ensure the
newest patches are installed.
C. Call the wireless provider and ask for a T3
circuit.
D. Move the wireless router to a better location where line of sight
is obtained.
Answer: D
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NO.6 Which of the following is a Class A private IP
address?
A. 192.168.0.100
B. 169.254.9.15
C. 4.2.2.2
D.
10.1.1.45
Answer: D
JK0-023 Real Questions
NO.7 Zach, an
administrator, needs to install a new 100 foot (30 meter) cable run from an IDF
switch
to the MDF, through a room that has a large number of motors. Which of
the following would be the
BEST cable type to choose?
A. CAT3
B.
STP
C. Coaxial
D. Fiber
Answer: D
NO.8 Which of the following
can be configured on a managed network switch to send real time alerts
to a
technician?
A. SSID
B. SNMP
C. Syslog
D. SMTP
Answer:
B
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Exam Code:
JK0-023Exam Name: CompTIA Network+ certification
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JK0-023 Latest Dumps Total Q&A: 995 Questions and Answers
Last Update: 10-26,2015
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