[Free] New Updated (October) 220-801 CompTIA Real Exam 641-650

Ensurepass

 

QUESTION 641

Which of the following technologies uses a Cold Cathode Florescent Lamp Inverter to backlight the screen?

 

A.

Plasma

B.

LCD

C.

LED

D.

OLED

 

Correct Answer: B

 

 

QUESTION 642

For a wireless network configured to use WPA2 with AES encryption, which of the following is the MAXIMUM bit strength of the encryption?

 

A.

64 bits

B.

128 bits

C.

256 bits

D.

1024 bits

 

Correct Answer: C

 

 

QUESTION 643

Which of the following would be the BEST means of securing access to a user’s corporate laptop?

 

A.

Kensington lock

B.

Enable Trusted Platform Module

C.

Enable SMART in the BIOS

D.

Biometrics

 

Correct Answer: D

 

 

 

 

 

QUESTION 644

Which of the following wireless security standards uses AES, and is considered the MOST secure means of encryption?

 

A.

Wireless Protected Access v2

B.

Temporal Key Integrity Protocol

C.

Wired Equivalent Privacy

D.

Wireless Protected Access

 

Correct Answer: A

 

 

QUESTION 645

Which of the following is the MAXIMUM number of unique addresses in a Class C network?

 

A.

64

B.

128

C.

254

D.

255

 

Correct Answer: C

 

 

QUESTION 646

Which of the following is a public IP address?

 

A.

10.4.160.1

B.

55.5.254.1

C.

172.17.45.12

D.

192.168.100.100

 

Correct Answer: B

 

 

QUESTION 647

A technician is testing the voltages of connectors on the motherboard. Which of the following connectors would give a reading of 12V?

 

A.

USB

B.

Molex

C.

SATA

D.

IEEE 1394

 

Correct Answer: B

 

 

QUESTION 648

A technician needs to set up three wireless AP’s in a single small office building. Which of the following channels should the technician select (one channel per AP) to ensure the APs do not interfere with each other? (Select THREE).

 

A.

1

B.

3

C.

5

D.

6

E.

7

F.

8

G.

10

H.

11

 

Correct Answer: ADH

 

 

QUESTION 649

A company would like to connect multiple departments into one network operations center (NOC), yet provide each department with autonomy from one another and enable them to share their high speed Internet connection. Which of the following devices would BEST enable the NOC to accomplish this?

 

A.

Repeater

B.

Switch

C.

Hub

D.

Bridge

 

Correct Answer: B

 

 

QUESTION 650

A customer has a shared printer on their front desk. Both the printer and computer are heavily utilized on a daily basis. The user states the computer is constantly bogged down when they print a large document and would like it fixed. The BEST solution would be to:

 

A.

remove the printer share from the network.

B.

attach the printer to a print server.

C.

purchase inexpensive inkjet printers for all users.

D.

move the print share to another computer.

 

Correct Answer: B

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