Download New Updated (July) CompTIA N10-005 Actual Test 291-300

Ensurepass

 

 

QUESTION 291

Which of the following preventative measures would BEST secure a web server from being port scanned by attackers publicly?

 

A.

Content filter

B.

Proxy server

C.

ACL implicit allow

D.

Firewall

 

Correct Answer: D

 

 

QUESTION 292

Which of the following has the LEAST amount of collisions in a domain?

 

A.

Bridge

B.

Hub

C.

Repeater

D.

Switch

 

Correct Answer: D

 

 

 

 

QUESTION 293

Which of the following will BEST block a host from accessing the LAN on a network using static IP addresses?

 

A.

IP filtering

B.

Port filtering

C.

MAC address filtering

D.

DHCP lease

 

Correct Answer: A

Explanation:

IPFilter (commonly referred to as ipf) is an open source software package that provides firewall services and network address translation (NAT) for many UNIX-like operating systems. The author and software maintainer is Darren Reed. IPFilter supports both IPv4 and IPv6 protocols, and is a stateful firewall.

 

 

QUESTION 294

Which of the following network protocols is used for a secure command line interface for management of network devices?

 

A.

SSH

B.

TELNET

C.

IGMP

D.

HTTP

 

Correct Answer: A

Explanation:

Secure Shell is a cryptographic network protocol for secure data communication, remote command-line login, remote command execution, and other secure network services between two networked computers.

 

 

QUESTION 295

A user is unable to open up websites on the Internet from a browser. The administrator determines that the workstation can ping its local gateway, but not the remote web server. At which of the following layers of the OSI model does the problem MOST likely exist?

 

A.

Data link

B.

Network

C.

Session

D.

Physical

 

Correct Answer: B

 

 

QUESTION 296

Which of the following proto
cols is used to send time synchronization updates on a given network?

 

A.

NTP

B.

POP3

C.

DNS

D.

IMAP

 

Correct Answer: A

 

 

QUESTION 297

A network administrator is performing a penetration test on the WPA2 wireless network. Which of the following can be used to find the key?

 

A.

DoS

B.

Buffer overflow

C.

Dictionary file

D.

SQL injection

 

Correct Answer: C

Explanation:

A file used by the debugger. It contains information about a program’s structure and contents. The Compiler creates the dictionary file in the first phase of compilation, when checking the syntax. A dictionary file has the filename extension .idy, and is often referred to an .idy file.

 

 

QUESTION 298

A customer with a SOHO requires fast, secure, cost-effective access to the Internet. Which of the following would be the MOST appropriate solution? (Select TWO).

 

A.

OC3 line with built-in firewall

B.

DS3 line with a separate firewall

C.

Cable modem with a separate firewall

D.

Dial-up modem with separate firewall

E.

DSL router with firewall capabilities

 

Correct Answer: CE

 

 

QUESTION 299

A user arrives at a new house and the Internet provider states the connection will run through the cable. If the user wants to
install multiple PCs, which of the following will the user need in order to establish a connection? (Select TWO).

 

A.

VPN

B.

Router

C.

T1 card

D.

WEP

E.

Modem

 

Correct Answer: BE

 

 

QU
ESTION 300

Which of the following can a network technician change to help limit war driving?

 

A.

Signal strength

B.

SSID

C.

Frequency

D.

Channel

 

Correct Answer: A

Explanation:

War driving is a term used to describe the process of a hacker who, armed with a laptop and a wireless adapter card and traveling via a car, bus, subway train, or other form of mechanized transport, goes around sniffing for WLANs. Over time, the hacker builds up a database comprising the network name, signal strength, location, and ip/namespace in use.

 

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