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2017 July CompTIA Official New Released 220-902 Q&As
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CompTIA A+ 220-902 Certification Exam

QUESTION 21

Which of the following should a technician implement to prevent external contractors from physically plugging devices into the company’s network jacks unless such jacks are designated for guest use?

 

A.

Disable DHCP and assign a static IP address to each network device physically connected to the network.

B.

Enable MAC address filtering across all network jacks and record the MAC address of guest devices.

C.

Disable all switch ports when they are not utilized and enable them on an as needed basis.

D.

Place guest network jacks in public areas and all other jacks in secure areas as needed.

 

Correct Answer: C

 

 

QUESTION 22

A PC is powering on but the only activity a technician can see is spinning fans. Which of the following components would MOST likely be at fault for such a condition? (Select TWO).

 

A.

SATA controller

B.

CPU

C.

Memory

D.

Hard drive

E.

Sound card

Correct Answer: BC

 

 

QUESTION 23

Which of the following explains why it is important to secure Personally Identifiable Information (PII)?

 

A.

So phishing attacks are not launched against employees of the organization.

B.

So sensitive information, such as corporate passwords, is not stolen.

C.

So man-in-the-middle attacks are not launched against the organization.

D.

So sensitive information, such as social security numbers, is not stolen.

 

Correct Answer: D

 

 

QUESTION 24

A small office experiences frequent power outages. Upon rebooting the Windows workstations after each power outage, users report the inability to open shared files. Which of the following MUST a technician configure to resolve this issue in the future?

 

A.

Check the “Reconnect at logon” checkbox for the mapped network drive

B.

Connect all computers in the office to UPS devices

C.

Re-map the mapped network drive with the domain administrator account

D.

Replace the hard drives on the file server hosting the shared files

 

Correct Answer: A

 

 

QUESTION 25

Which of the following is TRUE about the difference between a worm and a virus?

 

A.

Worms are written in assembly while viruses are written with scripting languages.

B.

Viruses hide in the boot record while worms hide within the file system.

C.

Worms self propagate while viruses need human intervention to replicate.

D.

Viruses disable the antivirus update service while worms kill the antivirus process.

 

Correct Answer: C

 

 

QUESTION 26

A customer calls the help desk to report an issue. The customer suggests that the problem is hardware related, but the technician knows from the description that this is not the case. Which of the following is the BEST course of action for the technician?

 

A.

Follow the customer’s prescribed course of action.

B.

Convince the customer to take a better course of action to resolve the issue.

C.

Explain why the customer’s prescribed course of action is incorrect.

D.

Acknowledge the customer’s input, but follow another course of action.

 

Correct Answer: D

 

 

 

 

QUESTION 27

Which of the following is the BEST option to prevent data breaches on lost mobile devices?

 

A.

Install a locator application on the mobile device so that it can be traced.

B.

Apply a restriction to lock the device after a certain number of failed login attempts.

C.

Configure the device to remote wipe as soon as it is reported lost.

D.

Utilize the fingerprint scanner and passcode for multifactor authentication.

 

Correct Answer: C

 

 

QUESTION 28

A user reports that any URL entered redirects to the same web page. A technician concludes that the user’s computer has been compromised. Which of the following tools would the technician use to resolve the issue?

 

A.

Last known good configuration

B.

Anti-malware

C.

System restore

D.

Rogue antivirus

 

Correct Answer: B

 

 

QUESTION 29

A technician is navigating through a Windows OS via command prompt. The technician needs to display the content of a folder. Which of the following is the BEST option for accomplishing this task?

 

A.

dir

B.

ls

C.

rd

D.

cmd

 

Correct Answer: A

 

 

QUESTION 30

A user’s smartphone runs very slow at the end of the day. When the user restarts the phone in the morning, it runs at its normal speed. Which of the following should be done throughout the day to BEST resolve this issue?

 

A.

Reset to the smartphone to factory default.

B.

Uninstall any unused apps.

C.

Close all running apps.

D.

Charge the smartphone.

 

Correct Answer: C

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