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2021 Nov JK0-019 free practice test
Q161. Karen, an administrator, wants to list all the network connections to and from the server. Which of the following commands would MOST likely be used?
A. traceroute
B. ping
C. ipconfig
D. netstat
Answer: D
Q162. Which of the following features would BEST be used to optimize real-time voice and video chat? (Select TWO)
A. Load balancing
B. Caching engines
C. Qos
D. Fault tolerance systems
E. Traffic shaping
Answer: CE
Q163. Karen, a network technician, is troubleshooting in a wiring closet in 2011. The cabling to all the equipment does not match the documentation from 2007. Which of the following configuration management methods has been overlooked?
A. Change management
B. System logs
C. Asset management
D. Baselining
Answer: A
Q164. Which of the following ports would have to be allowed through a firewall to allow SNMP traffic to pass on its default port? (Select TWO).
A. 22
B. 23
C. 143
D. 161
E. 162
F. 8080
Answer: DE
Q165. Kurt, a user, is having difficulty connecting a laptop to the company's wireless network. The technician determines Kurt’s wireless NIC has failed and replaces it. Which of the following network troubleshooting methodology steps should the technician do NEXT?
A. Implement the solution
B. Verify full system functionality
C. Test the theory to determine cause
D. Establish a plan of action to resolve the problem
Answer: B
Updated JK0-019 exam question:
Q166. Which of the following cable types has a MAXIMUM transmission speed of 10Mbps?
A. CAT6
B. CAT5
C. Single-mode fiber
D. CAT3
Answer: D
Q167. When each routing device has a consistent view of the network topology, the network is said to be:
A. fault tolerant
B. converged
C. autonomous
D. vectored
Answer: B
Q168. Sandy, a technician, is fixing a wireless network that was receiving interference from a user’s cordless phone. Which of the following should Sandy configure?
A. Channel
B. Encryption
C. SSID
D. DHCP scope
Answer: A
Q169. At which of the following OSI model layers is HTTPS encryption performed?
A. Layer 3
B. Layer 5
C. Layer 6
D. Layer 7
Answer: D
Q170. A network IPS provides which of the following?
A. The layer 3 protocol on which other protocols like TCP and UDP communicate.
B. Enables the IPSec protocol on internal workstations.
C. Packet-based detection and prevention of network attacks.
D. Single mode IP communication for a fiber line between remote sites.
Answer: C