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2021 Dec JK0-019 practice exam
Q41. An administrator is implementing a wireless network. Which of the following encryption technologies is the MOST secure method and will authenticate devices to the network?
A. SSH
B. WEP
C. VPN
D. WPA
Answer: D
Q42. Which of the following is an interior routing protocol that is used to provide routing within autonomous systems?
A. ARP
B. IGP
C. BGP
D. EGP
Answer: B
Q43. 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
Q44. Which of the following regulates the amount of network traffic a single node receives in a server cluster?
A. Load balancer
B. Proxy server
C. Content filter
D. Quality of service
Answer: A
Q45. Which of the following network optimization methods would be BEST to implement to increase bandwidth for an internal streaming video server?
A. ISDN
B. QoS
C. Upgrade to 10baseT
D. Buffer overflow
Answer: B
Most recent JK0-019 practice exam:
Q46. Users are unable to access the Internet but the users are able to send/receive email from their desktops. Which of the following ports is MOST likely being blocked?
A. 25
B. 80
C. 110
D. 143
Answer: B
Q47. Which of the following WAN technologies modulates 24 channels into a 1 5Mbps signal?
A. ISDN
B. PSTN
C. OC-24
D. T1
Answer: D
Q48. Which of the following is a performance optimization technology?
A. QoS
B. Trunking
C. Spanning
D. VoIP
Answer: A
Q49. Which of the following has a maximum data rate of 11Mbps?
A. 802.11n
B. 802.11g
C. 802.11b
D. 802.11a
Answer: C
Q50. Using network monitoring tools would allow an administrator to do which of the following?
A. Configure offline devices
B. Examine performance issues
C. Install additional software and updates
D. View syslog events
Answer: B