Computers 11

Question #496

Topic 1

A technician attempts to join a Windows client to a domain but receives the following error:

An attempt to resolve the hostname has failed.

The technician generates the display shown below utilizing ipconfig /all.



Which of the following is the most likely reason for the error?

• • A. DNS

• • B. Physical address

• • C. Subnet mask

• • D. IPv4 address

• • E. Default gateway

Question #497

Topic 1

A technician is troubleshooting a wireless network issue. The users are all connected to the network, but the throughput is slow, and connections often drop. Which of the following should the technician check first?

• • A. Encryption cipher

• • B. Channel interference

• • C. Number of connected devices

• • D. Antenna type

Question #498

Topic 1

Which of the following best describes the primary function of a spam gateway?

• • A. Serves as a repository for email routing logs

• • B. Blocks unrequested ICMP packets from external networks

• • C. Categorizes incoming network messages

• • D. Mitigates DDoS attacks

Question #499

Topic 1

A user reports having an issue charging a laptop from home. When the user connects the USB-C adapter that is attached to the office workstation to the laptop charging port, the laptop charges correctly. When the user connects the home USB-C adapter to the laptop charging port, the laptop does not charge. Which of the following should the technician do to ensure the user can work at home and in the office?

• • A. Provide a UPS for the user's home office.

• • B. Give the user an OEM power supply for home use.

• • C. Replace the user's laptop with a desktop, and enable remote log-in.

• • D. Instruct the user to use a USB-C hub when working at home.

Question #500

Topic 1

A technician is installing a network interface card in a desktop computer. Which of the following connectors should the technician use to connect the card to the computer's motherboard?

• • A. PCIe

• • B. AGP

• • C. USB

• • D. IDE

Question #501

Topic 1

A technician needs to test a new USB headset for videoconference calls. Audio playback is working as expected, but sound from the microphone is not being recorded. The Device Manager and Sound settings show the microphone is installed. Which of the following should the technician do next?

• • A. Examine the application and device mute controls.

• • B. Connect the headset to a different USB port.

• • C. Check the device's driver release date.

• • D. Increase the speaker volume setting.

Question #502

Topic 1

A user added a heater underneath a desk, and now an external monitor is not working. A technician verified the monitor gets power. Which of the following should the technician do next?

• • A. Have the user unplug the heater.

• • B. Replace the monitor.

• • C. Open the display settings on the computer.

• • D. Ensure a VGA cable is connected properly.

Question #503

Topic 1

Which of the following is used to define a range of IP addresses available to assign using DHCP?

• • A. Scope

• • B. Address

• • C. Lease

• • D. Reservation

Question #504

Topic 1

Some keys on a user's laptop keyboard are sticking. Which of the following should the user use to clean the laptop keyboard?

• • A. Antistatic cloth

• • B. Compressed air

• • C. Cleaning wipe

• • D. Soap and water

Question #505

Topic 1

Which of the following should the label on a network jack faceplate refer to?

• • A. MAC address

• • B. Patch panel port

• • C. Switch port in use

• • D. VLAN identification