ENVIRONMENTAL ENGINEERING IN CE QUIZ

You get a call from a network administrator who tells you that he typed the following into his router:Router (config) #router ospf 1Router (config-router) #network 10.0.0.0 255.0.0.0 area 0He tells you he still can't see any routes in the routing table. What configuration error did the administrator make?

The OSPF Process ID is incorrect.

The wildcard mask is incorrect.

The AS configuration is wrong.

The OSPF area is wrong.

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Which of the following is an example of a client-server model?

All of these

None of these

TELNET

DNS

FTP

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How many hosts are attached to each of the local area networks at your site?

None of these

128

254

64

256

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Which of the following are advantages of using NAT?1. Translation introduces switching path delays.2. Conserves legally registered addresses.3. Causes loss of end-to-end IP traceability.4. Increases flexibility when connecting to the Internet.5. Certain applications will not function with NAT enabled.6. Reduces address overlap occurrence.

3, 5 and 6

1, 3 and 4

2, 4 and 6

5 and 6

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A 4 KHz noiseless channel with one sample every 125 per sec, is used to transmit digital signals. Find the bit rate (bits per second) that are sent, if CCITT 2.048 Mbps encoding is used.

32 Kbps

8 Kbps

64 Kbps

None of these

500 Kbps

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You need to determine whether IP information has been assigned to your Windows NT. Which utility should you use?

PING

IPCONFIG

NBTSTAT

NETSTAT

WINIPCFG

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A protocol is a set of rules governing a time sequence of events that must take place

None of these

between modems

across an interface

between an interface

between peers

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You type debug ip rip on your router console and see that 172.16.10.0 is being advertised to you with a metric of 16. What does this mean?

The route is queued at 16 messages a second.

The route is inaccessible.

The route is 16 hops away.

The route has a delay of 16 microseconds.

They will all load-balance.

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Which of the following commands connect access list 110 inbound to interface ethernet0?

Router(config)# ip access-group 110 in

Router(config-if)# ip access-group 110 in

Router(config-if)# ip access-list 110 in

Router(config)# ip access-list 110 in

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Demodulation is a process of

multiplexing various signals into one high speed line signals

converting analog to digital signals

performing data description.

converting digital to analog signals

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