[Free] New Updated (October) CompTIA 220-802 Real Exam 411-420

Ensurepass

 

QUESTION 411

A technician notices that a computer is making a loud clicking noise but continues to run. System speed is barely affected, but they cannot access certain drives. These are the symptoms of which of the following?

 

A.

Failing second hard drive

B.

Failing system hard drive

C.

Bad CMOS chip

D.

Bad CPU fan

 

Correct Answer: A

Explanation:

There must be a second hard drive that is failing. When you hear clicking noises and the speed of the system is not affected, the second hard drive is failing since the primary hard drive is running the
OS and other applications and it is working fine, it means the second hard drive has a problem.

 

 

 

 

QUESTION 412

A user’s laptop has died but the hard drive is still functioning. Which of the following is the BEST way for the user to still access and edit all of their data?

 

A.

Burn their data to DVDs

B.

Use a SCSI to USB adaptor

C.

USB hard drive enclosure

D.

Copy their data to a USB flash drive

 

Correct Answer: C

Explanation:

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

 

 

QUESTION 413

Which of the following is the BEST way to get rid of dead pixels on a laptop screen?

 

A.

Replace the inverter

B.

Replace the back bezel

C.

Replace back light

D.

Replace the LCD

 

Correct Answer: D

Explanation:

http://www.notebookreview.com/default.asp?newsID=2211

 

 

QUESTION 414

A technician is tasked with upgrading a network card on a Windows 7 Professional PC. The technician installs the network card, loads Windows XP drivers that came with the network card, and reboots the PC. Upon rebooting, the computer blue screens and the technician cannot get the computer to boot up properly. Which of the following should the technician perform to resolve this issue without any data loss? (Select TWO).

 

A.

Remove network drivers

B.

Install Windows XP Service Pack 3

C.

Reinstall Windows 7 Professional

D.

Install Windows 7 Service Pack 1

E.

Boot up in safe mode

 

Correct Answer: AE

Explanation:

The best way to solve this issue is to remove network drivers and restart the computer. Boot up in safe mode and reinstall the drivers.

 

 

QUESTION 415

A technician is installing and configuring a SOHO wireless network for a client. The client only wants five authorized computers to connect to the network with a defined IP range. Which of the following should the technician configure on the router? (Select TWO).

 

A.

DMZ

B.

DHCP

C.

ARP

D.

SSID

E.

MAC filtering

 

Correct Answer: BE

Explanation:

http://technet.microsoft.com/en-us/magazine/ff521761.aspx

 

 

QUESTION 416

A user calls the helpdesk and states that they are receiving an IP conflict error on their computer. The user is on a company network that uses DHCP. The technician verified the PC is using DHCP to obtain TCP/IP settings. Which of the following commands should the helpdesk technician use to resolve this issue? (Select TWO).

 

A.

Ipconfig /renew

B.

Ipconfig /registerdns

C.

Ipconfig /all

D.

Ipconfig /flushdns

E.

Ipconfig /release

 

Correct Answer: AE

Explanation:

http://technet.microsoft.com/en-us/library/cc938688.aspx

 

 

QUESTION 417

A user calls the helpdesk and states that they suddenly cannot connect to the Internet or any other network resources. The user is on a company network that uses DHCP. The technician runs IPCONFIG from the command prompt and the PC has an IP address of 0.0.0.0. Which of the following steps should the technician perform FIRST to troubleshoot this issue?

 

A.

Check the network cable

B.

Replace network card

C.

Assign a static IP address

D.

Reinstall the network drivers

 

Correct Answer: A

Explanation:

http://bonzamobilecomputerrepairs.com/blog/?p=151

 

 

QUESTION 418

A user reports that the desktop PC shuts down 10 minutes after turning it on in the morning. When the technician moves the PC, it sounds like there are loose parts sliding around in the case. Which of the following is the MOST likely explanation for the PC shutting down?

 

A.

The CMOS battery is bad.

B.

A memory module has become unseated.

C.

The heat sink retaining clip has broken loose.

D.

The hard drive cable has become unseated.

 

Correct Answer: C

Explanation:

http://www.bleepingcomputer.com/forums/t/96260/broken-heatsink-on-mother-board/

 

 

QUESTION 419

A technician is diagnosing a PC running Windows 7 which has been affected with an “NTLDR is missing” error message. Which of the following command line tools would BEST resolve the problem?

 

A.

Fixboot

B.

CHKDSK

C.

Scandisk

D.

DEFRAG

 

Correct Answer: A

Explanation:

http://pcsupport.about.com/od/findbyerrormessage/a/ntldrmissingxp.htm

 

 

QUESTION 420

A user reports that people are receiving emails from their account that the user never sent. Which of the following security measures would BEST resolve the problem?

 

A.

Check the boot.ini on the PC for malicious entries.

B.

Change the account password.

C.

Upgrade the email client to a newer version.

D.

Install a more expensive spam filter.

 

Correct Answer: B

Explanation:

The best security measure is to rename or change the account password. Hackers sometimes break into email accounts to send malicious emails to various people.

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