[Free] New Updated (October) 220-801 CompTIA Real Exam 251-260

Ensurepass

 

QUESTION 251

Which of the following connectors would MOST likely be used on a POTS line?

 

A.

BNC

B.

ST

C.

RJ-11

D.

RJ-45

 

Correct Answer: C

Explanation:

RJ-11 is an old cable technology that was used with old telephones at home known as POTs.

http://en.wikipedia.org/wiki/Plain_old_telephone_service

 

 

QUESTION 252

Which of the following IP addresses can be pinged from the Internet?

 

A.

10.0.0.1

B.

68.14.24.3

C.

172.16.2.1

D.

192.168.1.1

 

Correct Answer: B

Explanation:

Any IP address that doesn’t start with 192.168 and 10.0.0 can be pinged from internet. These IP addresses are reserved for private network. 172.16.2.1 is not a valid IP address at all because it mixed class C and Class A addresses. 68.14.24.3 is a valid Class A IP address.

 

 

QUESTION 253

A technician is tasked with purchasing a wireless router that is backwards compatible with any other wireless device. Which of the following standards should the technician choose?

 

A.

802.11a

B.

802.11b

C.

802.11g

D.

802.11n

 

Correct Answer: D

Explanation:

http://en.wikipedia.org/wiki/IEEE_802.11#802.11n

 

 

QUESTION 254

A technician needs to extend the wireless signal in a building. Which of the following should the technician use?

 

A.

Access Point

B.

Switch

C.

Hub

D.

Router

 

Correct Answer: A

Explanation:

http://en.wikipedia.org/wiki/Wireless_access_point

 

 

QUESTION 255

Which of the following would MOST likely be used for a gigabit connection?

 

A.

RG-6

B.

CAT6

C.

CAT5

D.

CAT3

 

Correct Answer: B

Explanation:

http://en.wikipedia.org/wiki/Category_6_cable

 

 

QUESTION 256

A new firewall has recently been installed and several users are now unable to access the Internet. Which of the following ports is MOST likely being blocked?

 

A.

23

B.

25

C.

80

D.

110

 

Correct Answer: C

Explanation:

http://en.wikipedia.org/wiki/Port_80

 

 

QUESTION 257

A new secure SOHO is being setup using a wireless network. The users do not want any surrounding neighbors to be able to use this new network. Which of the following would MOST likely need to be configured? (Select TWO).

 

A.

Configure WAP to use Channel 7

B.

Configure WAP to use Channel 11

C.

Enable SSID broadcast

D.

Disable SSID broadcast

E.

Enable DHCP server on the router

F.

Configure wireless encryption

G.

Configure WAP to use Channel 1

 

Correct Answer: DF

Explanation:

https://www.gosafeonline.sg/how-do-i-secure-my-homesoho-wi-fi

 

 

 

 

 

 

 

QUESTION 258

A computer technician is installing a new wireless router for a small office. The office already has an internal device that assigns addresses to users. Which of the following functions needs to be disabled on the router to prevent conflicts?

 

A.

DMZ capability

B.

MAC filtering capability

C.

Network Address Translation

D.

DHCP server functionality

 

Correct Answer: D

Explanation:

DHCP automatically assigns IP address, subnet mask and default gateway to provide access to workstations. Disable DHCP server before installing a wireless router so that you can configure it without DHCP assigning IP addresses to other computers.

 

 

QUESTION 259

Which of the following wireless standards only uses TKIP encryption?

 

A.

WPA2

B.

AES

C.

WPA

D.

WEP

 

Correct Answer: C

Explanation:

http://en.wikipedia.org/wiki/Wi-Fi_Protected_Access

 

 

QUESTION 260

Which of the following ports MUST be open on a firewall for TELNET to be used?

 

A.

21

B.

23

C.

53

D.

110

 

Correct Answer: B

Explanation:

http://en.wikipedia.org/wiki/Telnet

Free VCE & PDF File for CompTIA 220-801 Real Exam

Instant Access to Free VCE Files: CompTIA | VMware | SAP …
Instant Access to Free PDF Files: CompTIA | VMware | SAP …

This entry was posted in 220-801 Real Exam (October) and tagged , , , , , , . Bookmark the permalink.