Core 1 Week 4

A user's smartphone has been slow recently. A technician sees the phone was purchased two months ago, and it is top of the line. About a month ago, a new OS update was installed. To address the issue, the technician runs a hardware diagnostic on the device, and it reports no problems. Which of the following is MOST likely the cause of the performance issue on the device?

• A. Too many applications are running updates
• B. The device is currently running in airplane mode
• C. The internal memory is failing on the device
• D. The OS update is too resource intensive for the device

Which of the following features will save the battery life of a laptop significantly if they are disabled? (Choose two.)

• A. Touchpad

• B. Volume

• C. Screen orientation

• D. Cellular

• E. Bluetooth

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?

• A. Document and label the cable and screw locations.
• B. Replace the screen with a non-OEM.
• C. Update the firmware on the device before repairing it.
• D. Wait for the vendor to provide more information.

A technician is setting up a Windows mobile device for a user who had trouble reading text on a previous device, especially at night. Which of the following adjustments would be MOST appropriate?

• A. Use the magnifier.
• B. Increase the resolution.
• C. Use haptic feedback.
• D. Utilize text-to-speech.

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?

• A. The connection if throttled.
• B. There is a low RFID signal.
• C. SSID is not found.
• D. It is out of range.

Joe, a user, reports that his new smart wearable device is not synchronizing to his mobile device. Both devices are powered on, but the mobile device fails to read the data from the wearable. Which of the following will MOST likely fix this issue?

• A. Pair the devices
• B. Set the SSID
• C. Update the smart wearable device firmware
• D. Enable NFC

Several company users are frequently forgetting passwords for their mobile devices and applications. Which of the following should the systems administrator do to reduce the number of help desk tickets submitted?

• A. Implement single sign-on.
• B. Enable multifactor authentication.
• C. Configure biometric authentication.
• D. Remove complex password requirements.

A technician needs to give users the ability to transfer files between mobile devices. The technician teaches the staff how to use a file transfer method in which the devices need to be in close proximity with line-of-sight access to each other. Which of the following technologies is the technician teaching to the staff?

• A. IR
• B. Bluetooth
• C. Tethering
• D. NFC

A user brings in a smartphone for repair. The device is unable to send/receive calls or connect to WiFi. All applications on the device are working unless they require connectivity. Which of the following is MOST likely causing the problem?

• A. Airplane mode
• B. Tethering
• C. Disabled hotspot
• D. VPN

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 actively while keeping in contact with the home office. Which of the following would be the BEST recommendation?

• A. Smart watch
• B. Fitness monitor
• C. Global positioning sensor
• D. Portable hotspot