IT Ess 2 Modul 13

1 Which statement best describes the LOADLIN program?

It is a text editor.
*It is an MS-DOS utility used to load a Linux kernel.
It is a command line interpreter.
It is a Linux kernel program that loads and executes applications.

2 In Linux, what is the first program that takes control of the boot process from the BIOS?

kernel
*LILO
config.sys
linux.sys

3 Which type of files can be helpful in identifying several types of problems in a Linux server?

security files
user data files
*log files
text files

4 What is the simplest and most recommended method of creating a custom emergency boot disk for Linux?

Run the btdisk command.
*Modify one of the existing boot disks.
Copy individual boot files to a floppy.
Download a custom configuration from a Web site.

5 Which Linux log file is most likely to contain the word oops?

*/var/log/messages
/var/log/error
/var/log/syslog
/var/log/secure

6 Which parameter can be used with tar to list the contents of an archive?

*-a
-i
-l
-t

7 An administrator is responsible for a mixed Linux/Windows network. The administrator has configured a new computer with the Windows XP operating system. The administrator then attempts to ping it from a Linux computer but fails. What should the administrator do next?

try to ping the Windows computer from another Windows computer
run ifconfig on the Linux machine and specify the IP address of the Windows computer
*run ipconfig on the Windows machine to ensure it is set up correctly
run ping 127.0.0.1 on the Windows system

8 What is the easiest way to stop a non-responsive process in a Linux system?

issue the stop command
*issue the kill command
log out and log back in again
press Ctrl-Alt-Del and click Stop when the Task Manager appears

9 Which command is used to determine the active TCP connections on a computer?

*ping
ICMP
ifconfig
traceroute
netstat

10 While booting a Linux server, the booting process has stopped. Upon troubleshooting, an 'L' error code is discovered. What does this indicate?

No part of LILO loaded.
The second stage of LILO did not load.
The first and second stages both loaded, but the second stage will not run.
*The disk descriptor table (/boot/map) is corrupt.

11 What is the loopback address that a technician would ping to verify that TCP/IP is correctly installed?

192.0.0.1
*127.0.0.1
168.0.0.1
223.0.0.1

12 Which two files are commonly used to access the tape backup devices? (Choose two.)

*/dev/ht0
/dev/hd0
*/dev/nst0
/dev/tp0

13 What is the best way for an administrator to determine if a server is overloaded?

ask users if the service has declined
keep a record of the frequency of server crashes
monitor the network load and note when it becomes very high
*check the server log files

14 In a Linux system, the set of recent kernel messages is known as the kernel ring buffer. Which command displays these messages?

dmesg
*imesg
kmsg
rmesg

15 Why is it necessary to use the appropriate Sys V script to stop some processes?

It is the only way to stop some services.
It is the best way to stop zombie processes.
It will prevent lock files from causing error messages.
It will save the data that has been processed.

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