CompTIA A+ Cert Master 1.1 Mobile Devices Study

A retailer is upgrading its point-of-sale equipment to allow customers to pay through Apple Pay or Samsung Pay. What technology are they looking to implement?

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Terms in this set (18)

A retailer is upgrading its point-of-sale equipment to allow customers to pay through Apple Pay or Samsung Pay. What technology are they looking to implement?

Near-field communication
Near-field communication devices allow people to access or pay for things without entering a password or using biometrics.

A computer component was upgraded recently to improve speed. However, during the boot process, the screen states "no bootable disk." What may have been upgraded?

Hard drive
The main component of a computer used to store data is the hard drive. Hard drives come in multiple forms, such as a magnetic spinning drive or solid-state drive.

A user reports that their laptop is starting to bulge outward. What component should be immediately replaced to prevent a fire?

Battery
Laptop computers use removable, rechargeable Lithium-ion (Li-ion) battery packs. Li-ion batteries are typically available in 6-, 9-, or 12-cell versions.

A user reports their computer is making a loud clicking noise and no files can be opened on the computer. What component of the computer is the issue?

A computer is having issues reading and writing data. It takes an extraordinarily long time to do basic tasks because of it. What component of the computer is the cause of this issue?

Hard drive
The main component of a computer used to store data is the hard drive. Hard drives come in multiple forms, such as a magnetic spinning drive or solid-state drive.

A company's IT department is looking to improve security on its computer equipment by enforcing the use of fingerprints to unlock the device. What security feature are they looking to implement?

A company is looking to upgrade the performance of its computers as cost-effectively as possible. What computer component can be cheaply upgraded to improve read/write times?

A user with an SSD and an Intel Core i7 recently had another component upgraded. The upgrade has not improved the speed because it is not being recognized by the operating system. What component was upgraded but is not being recognized?

A customer at a retailer is unable to pay because their phone is not being recognized by the payment processing device at checkout. What technology failed to function properly?

Near-field communication

A user reports that their computer runs slow when using Excel. They have an SSD and an Intel Core i7. What computer component could the support team upgrade to improve performance?