Ensurepass

QUESTION 391 CORRECT TEXT

Which command prints or adjusts the current limits on resources available to the shell and to processes started by it, such as the maximum size of a core file or the maximum number of processes running? (Please include the command only, without arguments or path.)

Answer: ulimit


QUESTION
392 CORRECT TEXT

The ______ command is used to setup, view, and modify packet filtering, network and port translation, and other packet mangling rules within 2.4 and later kernel.

Answer: iptables


QUESTION
393

Which of the following commands can typically be used to configure a kernel?

A. ./config

B. ./configure

C. make config

D. make configure

Answer: C


QUESTION
394 CORRECT TEXT

You just configured a kernel and now you want to check the dependencies.

Please enter the command and its argument(s).

Answer: MAKEDEP


QUESTION
395

What commands will load a kernel module? (Select TWO answers)

A. ldmod

B. modprobe

C. loadmod

D. insmod

E. modload

Answer: B, D


QUESTION
396

You need maximum performance of your machine and therefore you decide to unload all dispensable modules. Which command would you use?

A. rmmod

B. insmod -r

C. unmod

D. module -r

Answer: A


QUESTION
397

Which command would you use to apply the changes in a diff file to your existing kernel source?

A. up2date

B. patch

C. rpm

D. dpkg

E. diff

Answer: B


QUESTION
398 CORRECT TEXT

Upon booting one of your Linux boxes, you notice a message scrolling by that does not look right, but it goes so fast, you do not have a chance to read it. What command could you use to view that message after the boot process completes?

Answer: dmesg


QUESTION
399

Runlevels are configured ___________.

A. in the kernel

B. in /etc/inittab

C. in /etc/runlevels

D. using the rl command

E. in rc.sysinit or rc.local

Answer: B


QUESTION
400

The network connection needs to be started during bootup which requires that the drive module for the network card be loaded properly. Which of the following files is used to map an Ethernet device (eth0, for example) to a specific driver module?

A. /etc/module/config

B. /etc/modules.conf

C. /etc/conf/modules

D. /etc/insmod.conf

Answer: B

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