What is the purpose of a time domain reflectometer?
A.
It uses pulses to locate and test for sheath faults, damaged conductors, loose connectors, splices,
bridge taps, split pairs, and other problems.
B.
It opens shorts and pinholes in cable shielding.
C.
It correlates the returned light pulses with a location in the fiber.
D.
It opens kinks and mismatched cable connectors.
2017 latest released Cisco official 200-401 exam question free download! All new updated questions and answers are real questions from Cisco Exam Center!
QUESTION 51
What is the purpose of Spanning Tree Protocol?
A. to prevent routing loops
B. to create a default route
C. to provide multiple gateways for hosts
D. to maintain a loop-free Layer 2 network topology
E. to enhance the functions of SNMP
Answer: D
QUESTION 52
Refer to the exhibit. C-router is to be used as a “router-on-a-stick” to route between the VLANs. All the interfaces have been properly configured and IP routing is operational.
The hosts in the VLANs have been configured with the appropriate default gateway.
What is true about this configuration?
A. These commands need to be added to the configuration:
C-router(config)# router eigrp 123
C-router(config-router)# network 172.19.0.0
B. These commands need to be added to the configuration:
C-router(config)# router ospf 1
C-router(config-router)# network 172.19.0.0 0.0.3.255 area 0
C. These commands need to be added to the configuration:
C-router(config)# router rip
C- router(config-router)# network 172.19.0.0
D. No further routing configuration is required.
Answer: D
QUESTION 53
Drag and Drop Question
Answer:
QUESTION 54
What are the two most relevant factors in determining the class of administration that is required to maintain the telecommunications infrastructure? (Choose two.)
A. the size of the infrastructure
B. the complexity of the infrastructure
C. the age of the infrastructure
D. the industry that the infrastructure supports
E. the physical environment of the infrastructure
Answer: AB
QUESTION 55
Refer to the exhibit. An industrial ruggedized network device needs to be installed in the place of the icon labeled Network Device to accommodate a leased line attachment to the Internet. Which network device and interface configuration meets the minimum requirements for this installation?
A. a router with two Ethernet interfaces
B. a switch with two Ethernet interfaces
C. a router with one Ethernet and one serial interface
D. a switch with one Ethernet and one serial interface
E. a router with one Ethernet and one modem interface
Answer: C
QUESTION 56
An administrator has connected devices to an industrial switch and, for security reasons, wants the dynamically learned MAC addresses from the address table added to the running configuration. What must be done to accomplish this?
A. Enable port security and use the keyword sticky.
B. Set the switchport mode to trunk and save the running configuration.
C. Use the switchport protected command to have the MAC addresses added to the configuration.
D. Use the no switchport port-security command to allow MAC addresses to be added to the configuration.
Answer: A
QUESTION 57
What is the purpose of a time domain reflectometer?
A. It uses pulses to locate and test for sheath faults, damaged conductors, loose connectors, splices, bridge taps, split pairs, and other problems.
B. It opens shorts and pinholes in cable shielding.
C. It correlates the returned light pulses with a location in the fiber.
D. It opens kinks and mismatched cable connectors.
Answer: A
QUESTION 58
What is a reason to use user EXEC mode on an industrial switch?
A. to verify commands that you have entered
B. to change terminal settings
C. to configure VLAN parameters
D. to configure parameters that apply to the entire switch
Answer: B
QUESTION 59
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