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Cisco 640-821 Exam Syllabus Topics:

Cisco Introduction to Cisco Networking Technologies Sample Questions:

1. What command will disable CDP on a router interface?

A) router(config-if)# no cdp run
B) router(config-if)# no cdp
C) router(config-if)# no cdp active
D) router(config-if)# no cdp enable

2. Which types of cables are required to interconnect the devices shown in the graphic?
(Choose three.)

A) straight-through cable
B) crossover cable
C) rollover cable
D) V.35 cable
E) USB cable
F) RJ-11 cable

3. The routers in the diagram are being used to prototype a WAN. The two routers are interconnected with back-to-back cables between their serial interfaces. How should the serial interface of the Test1 router be configured to establish Layer 3 connectivity between the two routers?

A) Test1(config)#interface serial 3
Test1(config-if)# ip address 192.168.10.3 255.255.255.0
Test1(config-if)# clock rate 64000
B) Test1(config)#interface serial 3
Test1(config-if)# ip address 192.168.10.3 255.255.255.0
Test1(config-if)# no shutdown
C) Test1(config)#interface serial 3
Test1(config-if)# clock rate 64000
Test1(config-if)# no shutdown
D) Test1(config)#interface serial 3
Test1(config-if)# ip address 192.168.10.3 255.255.255.0
Test1(config-if)# clock rate 64000
Test1(config-if)# no shutdown

4. Which command displays the status of the network layer protocols active on a router?

A) show stacks
B) show network protocols
C) show protocols
D) show version
E) show flash

5. DRAG DROP
drag drop

Solutions: