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CompTIA A+ Core 220-1002 Questions

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The CompTIA A+ 220-1002 (Core 2) is exam covers everything from software and hardware, to network security. This exam will cover installing and configuring operating systems, expanded security, software troubleshooting, and operational procedures.

CompTIA A+ Core 220-1002 Questions

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25 Questions

1. What is a file system?

it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.winverTeamviewerOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

2. What is Spotlight Search in MacOS?

Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Teamviewerwinver

3. What command can you use in Windows to get the build version?

winverit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.TeamviewerOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

4. What is a popular third party remote desktop viewer / controller?

it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.TeamviewerOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the fileswinver

5. What is RTO with regards to backups?

Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the fileswinverit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.RTO = recovery time objective says how long it will take to get back up if a data failure occurs.RTO is how much time services can be down for.

6. What are some key things to remember about mobile device security for your own phone?

winverKey things to remember for mobile device securityDon’t leave your phone unattendedLock your phone. It’s a disaster if unlocked, like how my phone was stolen.2 factor or multi-factor authentication is very useful. Usually it consists of 3 things:Something you know (like a password), something you have like a OTP, and something you are (like using biometrics)it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

7. What are the steps of a Windows computer bootup?

it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.winverBoot process is not particularly simple. POST (power on self test). Motherboard does this when powerfulMBR (looking up master boot record). Somewhere in hard drive or flash drive. OR GUID. first MBR it finds it boots it. identifies how and where an operating system is located so that it can be boot (loaded). Motherboard and computer work together to find MBR. It goes in order of the devices you specify to look for a sector that has MBR.BOOTMGR loading of boot manager. MBR loads BOOTMGR. We’ve moved from hardware portion to software loading. Handles the booting process. Here is where we start OS troubleshooting.BCD (Boot Config Data). Info of what to boot. Specifies options what it can and can’t boot. And what kind of devices it can boot from. And what info it will need.Winload.exe. Once it understands files, processes, options available to it, the BOOTMGR loads this. This starts windows boot process.Sleep? Optional step. if screen is closed for example.Executive subsystems. Load this. These are components that can look at and parse through registry. The registry is where configurations and drivers are storedRegistry - registry is loaded and reviewed and finds device drivers that it needs to load because it knows it will need to load Windows subsystem. Takes inventory of drivers and applications it needs to load.Kernel. After has inventory of what needed to load, it passes control to kernel. This will load drivers themselves.Winlogon.exe. The login screen you are presented with to type a username and a password. By default, boot process logging is disabled. To enable: msconfig -> boot tab -> click on boot log and apply. It creates a file in C:\WIndows\ntbtlog.txt. You can check in logs if anything went wrong.Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

8. What are some reasons to have automatic backups?

winverIt’s important to have automated backups. Usually people won’t do them manually enough. Make sure data is backed up.it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

9. If you are going to get rid of your hard drive, regarding software, how should you make sure data is securely destroyed?

winverOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesregarding software, make sure to do a proper format. Can use special software or full format to do that.it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.

10. What is defragging? And which OS(es) have it?

Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the fileswinverit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Defragging is basically where a computer will write a file not just in one location but in different pieces over the hard drive, and later will need to read different parts to be able to read.We mainly have defragging in Windows due to NTFS file system. But in linux, ext4 and Apple file system have dealing with defragging built in.

11. You would want to unplug the computer in which of the following scenarios? (Choose two) When working with the power supply When wiping it down When working with the graphics card You always unplug it

winverOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesYou would want to unplug the computer in which of the following scenarios? (Choose two) When working with the power supply When wiping it down When working with the graphics card You always unplug itit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.

12. Talk about Linux permissions and what does drwxr-xr-x mean?

winverLinux permissions first is d or -. d means directory and - means it's a file then there are 3 groups of 3 permissions. it goes owner, group, others r means read, w means write, x means execute. and if there is a - in the permissions part, it means that person(s) doesn't have that type of permission. drwxr-xr-x means it is a directoryRead it as owner can read write and executeGroup can read (not write) and executeAnd others can read (not write) and executeOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.

13. Talk about cold vs hard boot

Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the fileswinverit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Cold boot is also known as a hard boot that is when we bring the machine up from scratch.Warm boot is also known as a soft boot where we restart machine without power cycling it.

14. HTTPS - Hypertext Transfer Protocol Secure has what port?

15. What is time machine in MacOS?

winverTime machine will try to make a backup of your entire computer and dump it onto external hard drive. It has to be physically connected. It won’t work in a network share.it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

16. If you have a choice between using WEP, WPA, WPA2, which should you use and why?

WPA2. WEP has already been broken by hackers, and WPA2 has better encryption than WPA. WPA2 uses AES, while WPA does not.it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.winverOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

17. What are 3-4 types of backup media?

it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.winverTape librariesMagnetic drives typically store more than solid states, but solid states getting more popular because we need to read and write faster.Cloud. We can also backup files to cloud. Even if total disaster in physical environment, we can get to files in cloud. But drawbacks in cloud, restore services, will need to download files from cloud, can take a long time.Cloud might be able to restore whole computers. You can just use their software software and put it in the cloud. Azure.Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

18. If you have a website, what is a way to prevent password cracking?

Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the fileswinverit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.How to prevent this from happeningClipping / limits. Like limit max number of failed logins before short timeout. If an attacker is trying 11 million combinations, to get through 11 million, 5 times, wait, 5 times, wait, this will be virtually forever.

19. What is piping in the Linux command line?

it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Pipe commandIt says pass to me all of the results from the first command into the 2nd command.For examplels | grep fullOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the fileswinver

20. What is the usefulness of groups?

it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesEasier to sign permissions to group and all users inherit those permissions rather than to give each user permissions individually.winver

21. What are some ways to open command prompt in Windows 10?

winverSearch cmd, or right click on start button and choose command or elevated command prompt.Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.

22. What is an analogy we can think of MAC address filtering being like?

winverOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.like a bouncer at a club who makes sure those who are banned don't get in and only those who are allowed can get in.

23. What is an ACL and what is it used for?

it is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.access control list. It is something in a firewall that controls the types of traffic that comes in and out of a network.winverOperating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the files

24. SMB - Server Message Block has what port?

winvertcp/445Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.

25. What are 2 types of attacks for trying to crack passwords?

Operating systems need file systems in order to store, manage, and retrieve dataWithout a way to organize our stuff, it would be very difficult to find and manage the filesAttack types:Brute force attack. Every possible combination. We don’t have to manually type them. We could have the computer automatically go through all of them.Dictionary attack - one tendency of humans is to use common passwords.winverit is in upper right of screen with magnifying glass icon. it allows you to quickly search for different applications to run.

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25 Questions

❤ If you liked Fatskills, consider supporting us by checking out The Life Manuals You Never Got.

About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | What Should We Know? Privacy | Terms |

Without work one finishes nothing. - Ralph Waldo Emerson© 2026 Fatskills.com

All trademarks, logos and brand names are the property of their respective owners. All company, product and service names used in this website are for identification purposes only. Use of these names, trademarks and brands does not imply endorsement.

About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | What Should We Know?
Privacy | Terms |

Without work one finishes nothing. - Ralph Waldo Emerson
© 2026 Fatskills.com