Ensurepass

QUESTION 81

Performing a DNS lookup with dig results in this answer. What might be wrong in the zone definition?

 

clip_image002

 

A.

Nothing. All seems to be good.

B.

There’s no “.” after linuserv.example.net in the PTR record in the forward lookup zone file.

C.

There’s no “.” after linuserv in the PTR record in the forward lookup zone file.

D.

There’s no “.” after linuserv.example.net in the PTR record in the reverse lookup zone file.

E.

The “.” in the NS definition in reverse lookup zone has to be removed.

 

Correct Answer: D

 

 

QUESTION 82

On a newly-installed mail server with the IP address 10.10.10.1, ONLY local networks should be able to send email. How can the configuration be tested, using telnet, from outside the local network?

 

A.

telnet 10.10.10.1 25

MAIL FROM<admin@example.com>

RECEIPT TO:<someone@example.org>

B.

telnet 10.10.10.1 25

RCPT FROM:admin@example.com

MAIL TO:<someone@example.org>

C.

telnet 10.10.10.1 25

HELLO bogus.example.com

MAIL FROM:<anyone@example.org>

RCPT TO:<someone@example.net>

D.

telnet 10.10.10.1 25

HELO bogus.example.com

MAIL FROM:<anyone@example.org>

RCPT TO:<someone@example.net>

E.

telnet 10.10.10.1 25

HELO: bogus.example.com

RCPT FROM:<anyone@example.org>

MAIL TO:<someone@example.net>

 

Correct Answer: D

 

 

QUESTION 83

What does the following procmail configuration section do?

 

:0fw

* < 256000

| /usr/bin/foo

 

A.

procmail sends all email older than 256000 seconds to the external program foo

B.

If an email contains a value less than 256000 anywhere within it, procmail will process the email with theprogram foo

C.

procmail sends mail containing less than 256000 words to program foo

D.

The program foo is used instead of procmail for all emails larger than 256000 Bytes

E.

If the email smaller than 256000 Bytes, procmail will process it with the program foo

 

Correct Answer: E

 

 

QUESTION 84

A DNS server has the IP address 192.168.0.1. Which TWO of the following need to be done on a client machine to use this DNS server?

 

A.

Add nameserver 192.168.0.1 to /etc/resolv.conf

B.

Run route add nameserver 192.168.0.1

C.

Run ifconfig eth0 nameserver 192.168.0.1

D.

Run echo “nameserver 192.168.1.1” >> /etc/resolv.conf

E.

Run bind nameserver 192.168.1.1

 

Correct Answer: AD

 

 

QUESTION 85

As of Linux kernel 2.4, which software is used to configure a VPN?

 

A.

IPSec

B.

SSH

C.

net – tools

D.

FreeS/WAN

E.

iproute2

 

Correct Answer: D

 

 

 

QUESTION 86

What command is used to add a route to the 192.168.4.0/24 network via 192.168.0.2?

 

A.

route add – network 192.168.4.0 netmask 255.255.255.0 gw 192.168.0.2

B.

route add – net 192.168.4.0/24 gw 192.168.0.2

C.

route add – network 192.168.4.0/24 192.168.0.2

D.

route add – net 192.168.4.0 netmask 255.255.255.0 192.168.0.2

E.

route add – net 192.168.4.0 netmask 255.255.255.0 gw 192.168.0.2

 

Correct Answer: E

 

 

QUESTION 87

Which of the following is needed, to synchronize the Unix password with the SMB password, when the encrypted SMB password in the smbpasswd file is changed?

 

A.

Nothing, because this is not possible.

B.

Run netvamp regularly, to convert the passwords.

C.

Rin winbind –sync, to synchronize the passwords.

D.

Add unix password sync = yes to smb.conf.

E.

Add smb unix password = sync to smb.conf.

 

Correct Answer: D

 

 

QUESTION 88

Which of these ways can be used to only allow access to a DNS server from specified networks/hosts?

 

A.

Using the limit{…;};statement in the named configuration file.

B.

Using the allow-query{…;};statement in the named configuration file.

C.

Using the answer only{…;};statement in the named configuration file.

D.

Using the answer{…;};statement in the named configuration file.

E.

Using the query access{…;};statement in the named configuration file.

 

Correct Answer: B

 

 

QUESTION 89

Which of the following can the program tripwire NOT check?

 

A.

File size.

B.

File signature.

C.

Permissions.

D.

File existence.

E.

Boot sectors.

 

Correct Answer: E

 

 

QUESTION 90

A web server is expected to handle approximately 200 simultaneous requests during normal use with an occasional spike in activity and is performing slowly. Which directives in httpd.conf need to be adjusted?

 

A.

MinSpareServers & MaxSpareServers.

B.

MinSpareServers, MaxSpareServers, StartServers & MaxClients.

C.

MinServers, MaxServers & MaxClients.

D.

MinSpareServers, MaxSpareServers, StartServers, MaxClients & KeepAlive.

 

Correct Answer: B

 

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