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ECCouncil 212-77 Dumps

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Total 51 questions

Linux Security Questions and Answers

Question 1

Assume you have forgotten the current superuser password for your Linux computer. On several Linux distributions, which of the following commands allows you to reset the root user password?

Options:

A.

Run the shutdown -r now command, wait until your computer reboots, then at the

LILO Boot prompt enter the linux single command. When you see the prompt, run the

passwd command.

B.

Restart your computer. When your computer reboots, wait until you see the LILO

Boot prompt. At that prompt, enter the init 1 command. When you see the command-line interface prompt, run the passwd command.

C.

Restart your computer. When Linux reboots, log in again, then enter the init 1 command. When you see the command-line interface prompt, run the passwd command.

D.

Restart your computer. When your computer reboots, wait until you see the LILO

Boot prompt. At that prompt, enter the linux single command. When you see the command-line interface prompt, run the passwd command.

Question 2

Which of the following is an advantage of designating one well-protected computer to record log files for several other computers?

Options:

A.

You can log information to a separate computer that you can't log locally.

B.

Logging information in this way minimizes network use.

C.

The logging system can analyze the logs using Tripwire.

D.

Logs stored on a separate computer are less likely to be compromised by a cracker.

Question 3

What is the name of the file that contains encrypted hashes of passwords on a Linux system?

Options:

A.

/etc/shadow

B.

/etc/.passwd

C.

/etc/passwd

D.

/.secure/.htaccess

Question 4

server/computer combination appears in both hosts.allow and hosts.deny. What's the result of this configuration when TCP Wrappers runs?

Options:

A.

hosts.deny takes precedence; the client is denied access to the server.

B.

hosts.allow takes precedence; the client is granted access to the server.

C.

The system's administrator is paged to decide whether to allow access.

D.

TCP Wrappers refuses to run and logs an error in /var/log/messages.

Question 5

How can you best see how much free space you have in your current directory?

Options:

A.

Use du .

B.

Use df .

C.

Use du /

D.

Use df

E.

Use df /

Question 6

Which of the following umask values will result in files with rw-r----- permissions?

Options:

A.

640

B.

022

C.

210

D.

027

Question 7

Which of the following statements applies to the IP address 192.168.0.1?

Options:

A.

It is reserved.

B.

It cannot be assigned to a host that accesses the Internet.

C.

It is designated for multicast transmission.

D.

It can be freely assigned to a host on a private network

Page: 1 / 2
Total 51 questions