CompTia A+ Chapter 8,9,10

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Which cloud feature allows users to immediately get additional storage space as needed?

Rapid elasticity

Which type of hypervisor is also called a bare metal hypervisor?

Type 1

Which LCD component is responsible for providing brightness?

backlight

What is the name of the OS used by the Apple Watch, which was designed specifically for the watch?

watchOS

An autoswitching power adapter for a laptop accepts what approximate range of voltages as input?

100-240VAC

What are two possible pin counts for SODIMM modules?

204 262

Which port is used to transfer mail between mail servers on a network?

25

What term is used to refer to a mobile device's mirroring of data with a conventional computer?

Synchronization

What port number does SMTP with SSL use?

465

You're setting up a virtual machine for one of your customers who needs a legacy OS to run software for a paper-cutting machine in an envelope factory. Windows 10 64-bit is the host OS. The legacy client OS requires a minimum 1 GB of RAM and the software running on it requires a minimum of 2 GB of RAM. What is the absolute minimum RAM needed on the virtual machine?

5 GB

A laptop has 1GB of installed memory and uses shared video memory. If the video card is using 256MB, how much is left for the rest of the system?

768MB

What should you use with a laptop to avoid frequent insertion and removal of external input and video devices?

Docking station

You are configuring the mail app on an iPhone to use an Outlook.com email address. What configuration information do you need to enter to establish connectivity?

Email address and password

Where can you find applications for both Android and iOS devices?

From sources designed for the operating systems*

Which type of laptop hard drive is most resistant to shock damage from drops?

M.2

What is the name of the service that allows or denies mobile device access to a wireless network?

MDM

Where is the best place to find the laptop service manual?

Manufacturer's website

Which feature of clouds do cloud providers use to appropriately charge clients?

Metered Service

Using client-side virtualization, how many operating systems can be running on your computer at one time?

Only limited by available resources

What type of update is done to mobile devices over the air?

PRI and PRL

Your friend's iPhone 13 will no longer charge. They have tried replacing the charging block and cable with compatible ones and tested the wall outlet. What should be done next?

Take the phone to a repair shop.

A coworker is having a problem with their laptop and has asked you to fix it. When an external keyboard is plugged in, the laptop works just fine, but without it strange characters appear on the screen when typing. What is likely the cause? (2 things)

The ribbon cable is partially disconnected and needs to be reseated. The driver is corrupted and needs to be updated/replaced.

What is the most reliable way to reduce the cost of connecting to the Internet on a mobile device?

Turn off cellular data and connect to a Wi-Fi network

Your company has decided to host its own website and maintain DNS on site. How many DNS servers are needed?

Two

What type of device centralizes security management?

UTM

Your friend is a software developer. They have Windows 10 Pro installed on their SOHO computer. They are creating an application that needs to run smoothly on both Windows and Linux machines, so it will need to be tested in both of those environments. What would be the best solution for your friend?

Virtual machines on their PC

What is the name of the file on a DNS server that stores records?

Zone File

What service is built into Apple-developed devices and permits users and subscribers to store documents, media, and contact information off their devices?

iCloud

What are the two common methods used to sync an iPhone? (two things)

iCloud; iTunes

Your customer has an iPhone 8 and wants to read and write NFC tags with it. What advice will you give them? (two things)

iPhone 12 and iPhone 13 can read NFC tags simply by holding the phone over the tag. With iOS 13 or better on their device, they'll be able to read and write NFC tags using a third-party app.


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