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CompTIA A+ 220-901 Certification Exam

 

QUESTION 161

A user has downloaded an image file and needs to install an application from the image. When trying to execute or open the file, an error is displayed. Which of the following should the user perform?

 

A.

Download a different file from the website

B.

Rename the extension of the file to a known extension

C.

Verify the MD5 hash of the downloaded file

D.

Mount the file as an emulated DVD

 

Correct Answer: D

 

 

QUESTION 162

Which of the following would need to be enabled on a mobile phone to share its Internet connection with multiple devices simultaneously?

 

A.

NFC

B.

Bluetooth

C.

Hotspot

D.

Tethering

 

Correct Answer: C

 

 

QUESTION 163

A laptop logon screen can barely be seen, despite adjusting the display’s brightness setting. Which of the following display components is defective?

 

A.

Backlight

B.

Digitizer

C.

Inverter

D.

Polarizer

 

Correct Answer: A

 

 

QUESTION 164

Which of the following panel types would allow for the THINNEST possible display monitor?

 

A.

LED

B.

CRT

C.

DLP

D.

Plasma

 

Correct Answer: A

 

 

QUESTION 165

Which of the following connections are typically on the external PC chassis? (Select TWO).

 

A.

AGP

B.

SAS

C.

IEEE1394

D.

eSATA

E.

IDE

 

Correct Answer: CD

 

 

QUESTION 166

A customer states that when booting up the workstation, there is a message that says “no operating system detected”; then, it continues to boot into the operating system. The customer is preparing to modify files on a USB drive. Which of the following should a technician perform to resolve the problem?

 

A.

Reinstall the operating system to reinstall the hardware drivers.

B.

Modify the boot.ini within the operating system.

C.

Modify the boot sequence within the UEFI.

D.

Disable the TPM chip to turn off data encryption.

 

Correct Answer: C

 

 

QUESTION 167

A customer wants a computer for performing a single-threaded task as quickly as possible. Which of the following CPU characteristics is the MOST important?

 

A.

Clock speed

B.

Hyperthreading

C.

Fan speed

D.

Number of cores

 

Correct Answer: A

 

 

QUESTION 168

A technician connects a second monitor to a desktop. It is physically located to the right of the existing monitor, but the mouse pointer can only get to the second monitor by moving to the left edge of the screen of the first monitor. Which of following display settings needs to be adjusted to get the pointer to move with the physical placement of the monitor?

 

A.

Scaling

B.

Rotation

C.

Position

D.

Resolution

 

Correct Answer: C

 

 

QUESTION 169

Which of the following is an advantage of using DHCP for network addressing?

 

A.

Simplified configuration

B.

More addresses are available

C.

Faster connection speeds

D.

Lower latency times

 

Correct Answer: A

 

 

QUESTION 170

Which of the following are factors when designing a home theater PC?

 

A.

Wireless NIC

B.

Audio frequency

C.

Video refresh rate

D.

Video output

 

Correct Answer: D

 

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