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2021 Nov JK0-019 test
Q331. Which of the following would Joe, a technician, configure to modify the time a device will hold an IP address provided through DHCP?
A. DNS suffixes
B. Leases
C. Static IP addressing
D. Reservations
Answer: B
Q332. When verifying a new wireless installation the administrator is unable to see a wireless signal with any wireless laptop. The MOST likely problem is:
A. The SSID is not set to broadcast
B. An incorrect channel is being used
C. Incorrect client security settings are configured
D. Incorrect client configuration on the laptops
Answer: A
Q333. Which of the following would be BEST to use when identifying HTTP traffic running on TCP port 53?
A. Network layer firewall
B. Stateful inspection firewall
C. Zone aware firewall
D. Application layer firewall
Answer: D
Q334. The administrator's ISP indicates that they will need an autonomous system number to begin routing external network traffic. Which of the following protocols should the ISP plan to use?
A. is-is
B. RIPv2
C. OSPF
D. BGP
Answer: D
Q335. A user on a network cannot access any network resources. The link light on the computer shows that a connection is present. Which of the following is the MOST likely cause of the problem?
A. The wrong cable type has been used.
B. IDS has shut down the computer's switch port.
C. The port on the switch is configured incorrectly
D. Spanning tree protocol was implemented.
Answer: C
Abreast of the times JK0-019 answers:
Q336. Which of the following is an authentication, authorization, and accounting method that provides administrative access to network devices?
A. PKI
B. TACACS+
C. CHAP
D. SSH
Answer: B
Q337. A network technician arrives to work and discovers users are having a problem connecting the company server. The server operator was working on upgrades the night before. Which of the following documents should the technician use to attempt to discover the problem?
A. Network maps
B. Change management
C. Baselines
D. Cable management
Answer: B
Q338. Which of the following is the purpose of QoS?
A. Load balance traffic across multiple LAN and WAN links.
B. Increase speed of network traffic.
C. Classify, mark, and prioritize traffic on WAN and LAN links
D. Guarantee traffic delivery.
Answer: C
Q339. Which of the following cables is the MOST susceptible to interference?
A. Fiber
B. Coax
C. UTP
D. STP
Answer: C
Q340. Which of the following features does SNMPv3 have over previous versions when remotely monitoring networking devices? (Select TWO).
A. Trap receivers
B. HTTPS
C. Authentication
D. Privacy
E. Availability
Answer: CD