Comptia++ Study Guide

Ann, an accountant, reports that after turning on her new laptop, she received a message stating her IP address is already in use on the system. She tried going back to her old desktop, which she now only uses for email, but received the same message. The technician checks the account and sees a comment that Ann requires a special network setup to connect to the banking software. Which of the following should the technician do to resolve the issue?

• Remove the static IP configuration from the desktop.

• Set the laptop configuration to DHCP to prevent conflicts.

• Replace the network card in the laptop, as it may be defective.

• Bridge the LAN connection between the laptop and the desktop.

A customer wants to purchase a new home computer. The machine will mainly be used for internal browsing and streaming video, except on weekends when the customers’ son will use it to play games with friends. Which of the following should the technician focus on to meet these requirements?

• 80mm case fans

• Four-core processor

• RAID 5 array

• 16GB DDR2 memory

• Dual monitors

Which of the following cable types should be used to connect a cable modem to a SOHO router?

• Thunderbolt
• Coaxial
• USB
• Ethernet

Which of the following channels would commonly be used on an 802.11 wireless network?

• 6
• 17
• 802
• 8080

A technician is troubleshooting a Windows CAD workstation that is running slow. The computer uses RAID 10and has dual GPU cards. The user states that the same application runs faster on an identical workstation. Which of the following should the technician perform FIRST to troubleshoot the problem?

• Replace the write cache battery.

• Check the event log any cache issues.

• Clear the RAID configuration file and restart the PC.

• Replace the RAID controller write cache module.

A business owner wants to provide security to laptop users with the ability to charge their devices, access<br />corporate LAN resources, and allow for a variety of their removable hardware.<br />Which of the following devices would BEST meet the owner’s needs?

• Docking station
• Port replicator
• Thunderbolt
• USB hub

A technician has noticed that when at company headquarters the laptop connection to the Internet is more responsive than when using the company-provided phone as a hotspot. The technician updated the drivers on the WiFi NIC without resolution and then verified the configuration on the WiFi was correct. Which of the following configurations could cause the decreased performance?

• The connection if throttled.

• There is a low RFID signal.

• SSID is not found.

• It is out of range.

An associate is seeking advice on which device to purchase for a friend who is a business owner. The friend needs the ability to chat activity while keeping in contact with the home office. Which of the following would be the BEST recommendation?

• Smart watch

• Fitness monitor

• Global positioning sensor

• Portable hotspot

A technician is replacing a broken screen on a new company laptop but does not have repair information from the vendor. Which of the following is the BEST way to proceed?

• Document and label the cable and screw locations.

• Replace the screen with a non-OEM.

• Update the firmware on the device before repairing it.

• Wait for the vendor to provide more information.

Ann, a user, needs to attend several day-long conferences and wants to ensure her mobile device will have<br />enough power for these events. She is concerned about wall outlet availability at the conferences and needs to<br />continuously use her device for important updates.<br />Which of the following should a technician recommend to BEST accommodate Ann’s needs?

• Wireless charging pad
• Built-in battery case
• Extra charging cords
• Airplane mode