test

Question 1

4-1 During normal computer use, you suddenly notice a burning smell coming from your PC. However, there’s no smoke visible and your computer is running just fine. What’s should your next step be?

Answer 1

Power off the computer and unplug it from the power source

Question 2

4-2 A mobile device app has stopped responding, but you can still control the device and use other applications. Which of these would be the first step to troubleshoot this app?

Answer 2

Stop and restart the problematic app

Question 3

4-3 Which of these components is used to power an LCD florescent backlight?

Answer 3

Inverter

Question 4

4-4 Which of these would be the best way to troubleshoot startup errors on a motherboard?

Answer 4

Connect to an expansion slot with a POST test card

Question 5

4-5 Which of these would be the best way to measure the voltage of a motherboard power rail with a multimeter?

Answer 5

Set the multimeter for DC, place one probe on a ground pin and the other on the voltage pin to be measured

Question 6

4-6 Which of these commands would check a hard drive file system for logical errors?

Answer 6

chkdsk /f

Question 7

4-7 The network connection from your headquarters building to one of your remote offices is no longer connected. Which of these would be the best help to determine where the network failure is occurring?

Answer 7

Traceroute utility

Question 8

4-8 You’ve recently upgraded the memory in your laptop computer, but now you notice that the signal of your wireless connection is much weaker than before. What is the most likely cause of this issue?

Answer 8

During the memory upgrade process, the wireless antenna was dislodged

Question 9

4-9 Which of these commands would be the best choice to provide the Windows name of a remote device at 192.168.1.6?

Answer 9

nbtstat -A 192.168.1.6

Question 10

4-10 You can’t browse to Google’s search page at http://www.google.com, so you’ve started the troubleshooting process. Your workstation IP address is 192.168.1.5, your subnet mask is 255.255.255.0, your default gateway is 192.168.1.1, and your domain name servers are 10.2.2.1 and 10.2.2.2. You can successfully ping your local IP address, your default gateway, and Google’s DNS server at 8.8.8.8. Which of the following is the most likely cause of this issue?

Answer 10

Your DNS servers are faulty

Question 11

4-11 The output from a graphics program to a laser printer shows a thin black streak that runs the length of the page. What’s the first thing you should do to troubleshoot this problem?

Answer 11

Print a test page

Question 12

4-12 One of your clients is having a problem with their printer. When printing certain graphical documents, the printer will not print the page and gives an “out of memory” error. What type of printer is the client using?

Answer 12

Laser

Question 13

4-13 You’ve upgraded the power supply of a computer to prepare for a video card and hard drive upgrade. However, when the computer is powered on, all of the components are functional except for the DVD-RW drive. The voltage at the wall outlet and the voltages coming from each output from the power supply appear to be normal. What is the most likely cause of this faulty DVD-RW drive?

Answer 13

. The DVD-RW drive is not connected to the new power supply

Question 14

4-14 Which of these would be the best choice for configuring a system boot partition?

Answer 14

DISKPART

Question 15

4-15 One of your print jobs appears to be “stuck” in the print queue. Which of these would be the best way to clear the queue?

Answer 15

Restart the Print Spooler service

Question 16

4-16 When you connect an external USB drive and start your computer, it tries to boot from the drive and gives an error message. How can you prevent the USB drive from booting?

Answer 16

Modify the BIOS to boot from the internal hard drive

Question 17

4-17 Which of these would best describe a laptop inverter?

Answer 17

Powers the LCD backlight

Question 18

4-18 Which of these tools would be the best choice for building a wire map?

Answer 18

Cable tester

Question 19

4-19 You’ve received a new computer, but you’re concerned that the hard drive might not be operating properly. Which of these would be best choice to address this issue?

Answer 19

Run a diagnostics program from the hard drive manufacturer

Question 20

4-20 Which of these would the most likely cause of slow transfer speeds?

Answer 20

Duplex mismatch

Question 21

4-21 You would like to view your corporate mail on your mobile device, but you receive a message that the device is unable to decrypt email. Which of these is the most likely reason for this message?

Answer 21

Your private key needs to be installed on your mobile device

Question 22

3-59 Which of these uses a pen-like device to input information into a laptop or tablet?

Answer 22

Digitizer

Question 23

3-60 Which of these would be the best way to add Bluetooth functionality to a laptop that does not currently support Bluetooth?

Answer 23

Install a USB to Bluetooth adapter