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2021 Jan JK0-019 test preparation
Q111. Which of the following protocols would Kurt, a technician, use to synchronize local date and time of a client workstation to that of a server?
A. RTP
B. NTP
C. TFTP
D. ARP
Answer: B
Q112. After installing new cabling, Karen, a technician, notices that several computers are connecting to network resources very slowly. Which of the following tools would BEST help in determining if the new cabling is the cause of the problem?
A. Multimeter
B. Cable certifier
C. Cable tester D. Toner probe
Answer: B
Q113. Administrators are performing a war drive around their company's complex. Which of the following are they attempting to detect?
A. Worms
B. Rogue access points
C. DDoS attacks
D. Bluesnarfing attacks
Answer: B
Q114. Users report an intermittent degradation of sound on their IP phones. Which of the following would a network administrator do to alleviate the problem?
A. Use plenum cables
B. Provide fault tolerance for the switch
C. Configure VLAN trunking on the switch
D. Configure QoS
Answer: D
Q115. Which of the following network devices would MOST likely be installed to allow the company's single public IP to be shared and translated into local IPs for network devices?
A. Router
B. Hub
C. WAP
D. Switch
Answer: A
Latest JK0-019 study guide:
Q116. An administrator is configuring IP 10.178.1.5 on a legacy device that will only accept a classful address. Which of the following is the address that can be used in this scenario?
A. 10.178.1.5/1
B. 10.178.1.5/8
C. 10.178.1.5/16
D. 10.178.15/30
Answer: B
Q117. A crossover cable is MOST commonly associated with which of the following layers of the OSI model?
A. Session
B. Application
C. Network
D. Physical
Answer: D
Q118. A network technician is installing a new managed 10/100 Mbps switch on the network. The network has an older printer with a 10Mbps network adapter that will be moved to the new switch. Which of the following settings on the switch will need to be configured to support the printer?
A. MAC filtering
B. IP address
C. PoE
D. Port speed
Answer: D
Q119. At which of the following layers does the UDP protocol operate?
A. Layer 1
B. Layer4
C. Layer 6
D. Layer 7
Answer: B
Q120. VoIP is being implemented throughout a company and Joe, the network technician, needs to ensure that data and voice traffic do not interfere with each other. Which of the following features should be configured on a layer 3 switch to prioritize traffic for VoIP?
A. VLAN
B. VTP
D. QoS
Answer: D