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2021 Feb JK0-019 answers
Q1. Which of the following networking protocols would Kurt, a technician, use to standardize correct time on network devices?
A. NTP
B. RTP
C. FTP
D. TFTP
Answer: A
Q2. Which of the following devices is used to connect multiple devices to a network and does not stop broadcast traffic?
A. Switch
B. Hub
C. Modem
D. Repeater
Answer: B
Q3. New service from the telephone company is delivered over fiber, but the technician does not have a fiber module for the router. Which of the following would remedy this issue?
A. OTDR
B. Media converter
C. CSU/DSU
D. Fiber repeater
Answer: B
Q4. An administrator finds a phone line but does not know where the line goes or if it is active. Which of the following can be used to test if it is active?
A. Butt set
B. Punch down tool
C. Cable tester
D. Cable stripper
Answer: A
Q5. How many bits are in an IPv6 address?
A. 32
B. 64
C. 128
D. 256
Answer: C
Up to the minute JK0-019 testing engine:
Q6. Which of the following protocols requests membership to a multicast group?
A. IGMP
B. SNMP
C. SMTP
Answer: A
Q7. A web server is running correctly but sending a RST packet to any client trying to connect using HTTP on TCP port 80. Which of the following tools should be used to determine the listening port of the web server?
A. Route
B. Ifconfig
C. Netstat
D. Nslookup
Answer: C
Q8. Joe, a customer, is looking to implement wireless security. Which of the following provides the WEAKEST encryption?
A. SSH
B. WEP
C. TLS
D. EAP
Answer: B
Q9. Which of the following is the term used to describe the aggregation of multiple components to form one logical component?
A. Bonding
B. Circuit switching
C. CSMA/CD
D. Channelization
Answer: A
Q10. Which of the following metrics indentifies the number of connections that is between two devices?
A. Hop count
B. MTU
C. Latency
D. Bandwidth
Answer: A