Linux Foundation LFCS Exam Questions - Real Practice Questions for Guaranteed Success

Question 1

On a regular users workstation the route command takes a long time before printing out the routing table. Which of the following errors does that indicate?

AThe local routing information may be corrupted and must be re-validated using a routing protocol.

BOne of the routers in the routing table is not available which causes the automatic router failure detection mechanism (ARF-D) to wait for a timeout.

CThere may accidentally be more than one default router in which case a default router election has to be done on the network in order to choose one router as the default.

DDNS resolution may not be working as route by default tries to resolve names of routers and destinations and may run into a timeout.

Correct : D

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AThe local routing information may be corrupted and must be re-validated using a routing protocol.

BOne of the routers in the routing table is not available which causes the automatic router failure detection mechanism (ARF-D) to wait for a timeout.

CThere may accidentally be more than one default router in which case a default router election has to be done on the network in order to choose one router as the default.

DDNS resolution may not be working as route by default tries to resolve names of routers and destinations and may run into a timeout.

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Question 2

Which keyword must be listed in the hosts option of the Name Service Switch configuration file in order to make host lookups consult the /etc/hosts file?

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Correct : A

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Afiles

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Question 3

In an xinetd configuration file, which attribute specifies the network address that will be used to provide the service?

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Correct : A

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Abind, interface

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Question 4

What argument to the -type option of find will match files that are symbolic links? (Specify only the argument and no other options or words.)

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Correct : A

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Question 5

Given a file called birthdays containing lines like:

YYYY-MM-DD Name

1983-06-02 Tim

1995-12-17 Sue

Which command would you use to output the lines belonging to all people listed whose birthday is in May or June?

Agrep '[56]' birthdays

Bgrep 05?6? birthdays

Cgrep '[0-9]*-0[56]-' birthdays

Dgrep 06 birthdays | grep 05

Correct : C

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Agrep '[56]' birthdays

Bgrep 05?6? birthdays

Cgrep '[0-9]*-0[56]-' birthdays

Dgrep 06 birthdays | grep 05

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Master Linux Foundation LFCS Exam with Reliable Practice Questions

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