Ensurepass

QUESTION 461 CORRECT TEXT

Machines with IPs `on the 131.230.55 and 131.230.56 networks need to be allowed to connect to a service protected with TCP wrappers. How would the network and netmask pair be expressed in /etc/hosts.allow?

Answer: 131.230.55.0/255.255.254.0


QUESTION
462 CORRECT TEXT

In what section of the man pages would you expect to find the man page that documents /dev/null?

Answer: four


QUESTION
463

The correct command to view “verbose” line printer queue information is:

A. lpq -l

B. lpq -all

C. lpq -verbose

D. lpq -a

Answer: A


QUESTION
464

Which directory contains additional information about installed packages?

A. /usr/share/documentation

B. /usr/local/share/documentation

C. /usr/local/doc

D. /usr/share/doc

E. /usr/packages/doc

Answer: D


QUESTION
465

What command should be entered to print and then delete the file, foobar.txt?

A. lpr -o delete foobar.txt

B. lpr -d foobar.txt

C. lpr -r foobar.txt

D. lpr -o remove foobar.txt

Answer: C


QUESTION
466 CORRECT TEXT

In which file you can find these lines?

alias eth0 ne2k-pci options ne2k-pci io=0x300 irq=5

Answer: modules.conf


QUESTION
467

Which file contains information about all loaded modules?

A. /proc/modules

B. /etc/modules.conf

C. /etc/conf.modules

D. /lib/modules/kernel-version/modules.dep

E. /proc/mod

Answer: A


QUESTION
468 CORRECT TEXT

What command would create the following output without using any arguments or options?

Module Size Used by nls_iso8859-1 2880 0 (autoclean)

nls_cp437 4384 0 (autoclean) ….

Answer: lsmod


QUESTION
469 CORRECT TEXT

Which command allows to run a command in a modified environment, without changing the environment variables of the current shell? (Please provide the command name only, not the path.)

Answer: env


QUESTION
470 CORRECT TEXT

The ______ command is used to print out the current date and time on the system.

Answer:

date

/bin/date

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