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For the accompanying inquiries enter the answer and give complete explanation or

ID: 3697546 • Letter: F

Question

For the accompanying inquiries enter the answer and give complete explanation or rational for your answer with examples and charts when required. enter the screen showing execution the execution of the command in Linux workstation alongside the clarification (you might have the capacity to utilize the Linux command brief in your Mac's).

1. You are examining the GRUB configuration file for a Linux system and see the following entries:

default 0

timeout 20

color yellow/white blue/red

title CentOS

root (hd1,0)

kernel (hd1,0)/boot/vmlinuz

initrd /boot/initrd

title Windows 10

rootnoverify (hd0,0)

What action will the system take if a user waits more than 20 seconds without choosing an operating system?

A. Reboot

B. Prompt the user for input again

C. Boot Windows

D. Boot CentOS :

Explanation:

2. You are preparing to insert GRUB into the Master Boot Record (MBR) of a Linux system. You already built the configuration file. What command should you run to install GRUB?

A. grub-load

B. grub-install

C. grub-configure

D. grub-insert :

Explanation:

3. You are working with a Linux system that was recently upgraded from the Grand Unified Boot Loader (GRUB) Legacy bootloader to GRUB2 and can't find the configuration files. Where are the files located?

A. /boot

B. /etc/conf

C. /etc/grub

D. /boot/grub

: Explanation:

4. What runlevel is used to enter multiuser graphical model on a Red Hat system?

A. 0

B. 1

C. 3

D. 5 :

Explanation:

5. You are performing maintenance on a system and want to boot in to a mode most appropriate for that activity. What runlevel should you use?

A. 0

B. 1

C. 3

D. 5

Explanation:

Explanation / Answer

1. D. Boot CentOS :

Explanation: After 20 seconds, it timesout and GRUB loads the entry specified in the default command, which is Cent OS

2. B. grub-install

Explanation: That is the command required to run GRUB

3. D. /boot/grub

Explanation: That is the default loacation of GRUB configuration file

4. D. 5 :

Explanation - That is the defualt runlevel for multiuser graphiccal model according to SysV /etc/rc.d/rc<x>.d/ directory, where <x> is the number of the runlevel.

5. B. 1

Explanation - Lower run level is most appropriate for mainenance and diagonistic tasks