CompTIA A+ Core 2 (220-1102) Practice Exam #1

Question 1 of 50

1. Question

Your laptop is running Windows 10 and starts getting slower and slower over time. After a quick investigation, you notice that the CPU utilization is between 85% and 95%. Then you start closing open applications to drop the CPU utilization. Unfortunately, the next day the issue with the CPU utilization happens again. Which of the following tools can you use to check the CPU utilization on Windows 10?

Task Manager
MSConfig
Disk Management
Administrative

Question 2 of 50

2. Question

You are troubleshooting an issue using your laptop which is running Windows 10. You need to display all the active TCP connections on the workstation. You open the command prompt. Which of the following commands should you use?

ipconfig
ping
tracert
netstat

Question 3 of 50

3. Question

You just bought the brand new MacBook Pro, 2.3GHz 8-Core Processor, 1TB Storage, and AMD Radeon Pro 5500M. You then decide to install Windows 10 on it because of the software you often use; they run on Windows environment but not compatible with the macOS. To allow both operating systems to exist on your brand new MacBook Pro, which of the following tools should you use?

Keychain
Boot Camp
Dock
Finder

Question 4 of 50

4. Question

You are working with the products of VMware using your Mac OS. You are trying to install an Ubuntu 20.04 Focal Fossa on a virtual machine but after numerous attempts, you keep getting error messages. You review your VM’s specification and notice that you have configured the VM with 10GB of hard drive space, 2 GHz dual-core processor and 4 GiB RAM (system memory). Which of the following actions should you perform to install Ubuntu on the virtual machine (VM)?

Increase the number of CPU cores
Increase hard drive space
Increase the memory
Install the VM on the Windows environment

Question 5 of 50

5. Question

Which of the following MacOS built-in utilities should be used to restore access to the files that have been deleted?

Time Machine
Disk Utility
Shell
Force quit

Question 6 of 50

6. Question

You have been tasked to install Windows 10 on one of your co-worker’s workstations. What is the minimum amount of hard drive space needed to install Windows 10 on a 64-bit system?

10 GB
15 GB
20 GB
25 GB

Question 7 of 50

7. Question

Your Windows 10 workstation crashes from time to time. At first, you didn’t pay attention to this but as time goes on, you are unable to find out what’s the cause of these crashes. Which of the following tools should you use next to identify the cause of the system crash?

Device Manager
Windows Firewall
Task Scheduler
Event Viewer

Question 8 of 50

8. Question

Your manager announces that 2 workstations were stolen from the company. The workstations include important files and financial statements that were unencrypted. Your manager needs your help to provide a solution to keep files encrypted and secure on all devices running Windows in case of loss. Which of the following tools should you use to meet the requirement?

BitLocker
BranchCache
Domain Access
Media Center

Question 9 of 50

9. Question

You are trying to locate some .dll and .ocx files to edit and send them to your co-worker, but you are unable to see the files. Which of the following Control Panel utility should you use to find the hidden files?

Power Options
Folder Options
Internet Options
User Accounts

Question 10 of 50

10. Question

Which of the following file systems is used for organizing files on a Macintosh hard disk?

NTFS
CDFS
FAT32
HFS

Question 11 of 50

11. Question

You are using a Master Boot Record disk for dividing your disk into multiple partitions, each a maximum of 2.2TB. Which of the following type of partitions have a limit of one partition?

Primary
Extended
Logical
Dynamic

Question 12 of 50

12. Question

After you’ve successfully installed a new hard drive in a Windows 10 system you have been tasked to create partitions on it. Which of the following tools should you use to create the partitions on the new hard drive?

Task Manager
MSConfig
Disk Management
Administrative

Question 13 of 50

13. Question

The senior network engineer of your company just notifies you that one of the web servers is down and the hosted-websites on this server return 503 status error code. You open your workstation to confirm the issue, which of the following commands will you type first to test if the webserver is reachable or not?

nslookup
ping
sfc
chkdsk

Question 14 of 50

14. Question

You have been tasked to take incremental backups from the Windows server every morning at 5:00 AM. You need a tool that will automatically notify your manager of the backup completion. Which of the following tools should you use to meet the requirement?

Regedit
Task Scheduler
MSTSC
Services.msc

Question 15 of 50

15. Question

Assuming you are working in a Linux environment, trying to troubleshoot a network connectivity issue. You need to find out the IP address and the subnet mask of the current workstation, using the command prompt. Which of the following commands would be used to display the IP address and subnet mask of the workstation?

chmod
grep
ls
ifconfig

Question 16 of 50

16. Question

You have recently been hired as an IT security specialist by a small company to improve the security of their wireless network. You have been tasked to harden the wireless network infrastructure to the highest possible level. Which of the following protocol encryption methods should you implement for the BEST security? (Choose all that apply.)

WEP
WPA
WPA2
TKIP
AES

Question 17 of 50

17. Question

Your friend recently heard the flaw in Windows 10 could cause a PC to bluescreen–even when locked–by simply inserting a malicious USB drive. He comes to you for advice on how to eliminate this flaw. Which of the following actions should your friend perform to prevent this type of attack from occurring?

Disable autorun
Enable BitLocker
Disable guests accounts
Enable multifactor authentication

Question 18 of 50

18. Question

A hacker works through all possible combinations hoping to guess login credentials correctly. Which type of attack would this BEST be categorized as?

DDoS
Spoofing
Brute force
Rainbow table

Question 19 of 50

19. Question

The workstations in the IT department have been compromised by a hacker and used for DDoS attacks. Which of the following word BEST describes the compromised workstations in the IT department?

Zero-day
Dictionary
Zombie
Man-in-the-middle

Question 20 of 50

20. Question

You have just received an email from your bank stating that you need to change the e-banking password by pressing a button that says “Reset your password here”. The password of your e-banking has already been changed a week ago and this email seems suspicious. Which of the following best describes this type of attack?

Dumpster diving
Phishing
Shoulder surfing
Tailgating

Question 21 of 50

21. Question

After downloading a file from the web, you start noticing your workstation behaving weirdly. Two days later you receive an email from an unknown source stating that the workstation is hacked and now they can use the device to mine for cryptocurrency. Which type of malware MOST likely infected your workstation?

Keylogger
Rootkit
Ransomware
Trojan

Question 22 of 50

22. Question

Your friend Steve worries that if his smartphone is stolen or lost, the sensitive data the phone contains might be exposed to the wrong person. He wants to find a way to secure the device in case of loss. Which of the following is the BEST method of securing the phone?

Passcode lock
Swipe lock
Fingerprint lock
PIN lock

Question 23 of 50

23. Question

Which of the following describes the security method that permits a user to use one set of login credentials — for example, a name and password — to access multiple applications?

Multifactor authentication
Single sign-on
Directory permissions
Access control lists

Question 24 of 50

24. Question

You have been tasked to improve the security of the company’s network infrastructure. The task is to provide a way to authenticate the employees for accessing the corporate wireless network and other network resources before gaining access. Which of the following authentication methods should you implement to complete the task?

RADIUS
Single-factor
Multifactor
TACACS

Question 25 of 50

25. Question

You have been hired to provide a solution to a well-known hotel chain. The hotel manager wants to keep the wireless network open and free for all guests but also wants to prevent people in the neighborhood from accessing it. What will you do to achieve that?

Change default SSID
Set encryption
Modify the radio power level
Configure the WPS

Question 26 of 50

26. Question

Which of the following is the LAST step of the seven-step malware removal process according to CompTIA’s best practice procedures?

Quarantine the infected systems
Educate the end-user
Schedule scans and run updates
Enable System Restore and create a restore point

Question 27 of 50

27. Question

You received a trouble ticket from your co-worker, complaining that his workstation is booting up very slowly. He is working on a Windows 10 environment. Which of the following actions should you perform to speed up the boot process on his workstation as fast as possible?

Format the PC
Disable programs that you don't need from automatically starting up
Configure a firewall
Replace the workstation

Question 28 of 50

28. Question

One of your day-to-day tasks is to run an anti-virus scan on your company’s workstations. If you find out that one of the workstations is infected with malware what action should you perform next according to CompTIA’s best practice procedures for malware removal?

Quarantine the infected systems
Schedule scans and run updates
Identify and research malware symptoms
Educate the end user

Question 29 of 50

29. Question

It has been noticed that the touchscreen on your iPhone doesn’t respond correctly to your touch. Sometimes the touchscreen works sometimes not. Which of the following actions should you perform to possibly solve this issue as soon as possible?

Reboot the device
Turn off the Wi-Fi for 10seconds
Delete unnecessary apps
Reinstall iOS on the iPhone

Question 30 of 50

30. Question

You are browsing the web and after pressing a click on a well-known website you get the following notification. What sort of threat are you experiencing?

Trojan
Phishing
Rogue antivirus
Ransomware

Question 31 of 50

31. Question

Your co-worker Anna just came to you for explanations. Her workstation was infected with malware three (3) days ago. You had removed the malware from her system and the system went back to a normal condition. Today she has the same symptoms as before. Which of the following steps did you forget to follow as part of the CompTIA’s malware removal procedure?

Educate Anna on how to avoid malware in the future
Quarantine Anna's workstation
Schedule scans and run updates on Anna's system
Remediate Anna's systems

Question 32 of 50

32. Question

You’ve been noticed that your smartphone’s battery is draining fast. Even after a full charge, the battery lasts between three (3) and four (4) hours. What actions should you perform to possibly fix this issue as cost-effective as possible? (Choose all that apply.)

Close all the unnecessary apps
Lower screen brightness
Buy a new smartphone
Replace the battery
Stop apps from working in the background

Question 33 of 50

33. Question

You got an email from Gmail stating that “someone is trying to access your account, check the activity and confirm that was you”. Which of the following threats is this an example of?

Unauthorized account access
Unintended Bluetooth pairing
Unauthorized location tracking
Unauthorized camera

Question 34 of 50

34. Question

Your co-workers complain about slow network speed whenever they are in the company’s kitchen. Your co-workers use the Wi-Fi in the lobby area without issues. Though the access point (AP) shares the same distance between the kitchen and lobby, the data speed in the former is slower. Which of the following actions should you perform to increase the data speed?

Change the brand of the AP
Assign dynamic IPs to the users
Increase the Wi-Fi signal
Update the AP's firmware

Question 35 of 50

35. Question

You receive a trouble ticket from your co-worker, stating that while he was preparing his financial report, all of a sudden his workstation was frozen. What is MOST likely the problem?

Firewall misconfiguration
Outdated OS
Software malfunction
The workstation is connected to a wrong Wi-Fi network

Question 36 of 50

36. Question

You open Google Chrome, Adobe Illustrator, and the Downloads folder all at once on your workstation. Suddenly, the workstation became unresponsive, and an infinite spinner replaced your mouse cursor. Which of the following actions should you perform to fix the unresponsive system?

Defragment the hard drive
Kill the tasks
Update network settings
Rollback updates

Question 37 of 50

37. Question

Your close friend Peter is facing an issue with his browser. Each time he types www.google.com on Google Chrome, the URL redirects him to www.malware.com. He cannot find out what’s happening, as the rest of the URLs work perfectly fine. Which of the following does Peter need to do to fix the issue?

Configure the firewall
Clear up the browser cache
Change the host.ini file
Renew the IP address

Question 38 of 50

38. Question

Your co-worker is complaining that his profile keeps getting locked out on his Windows 10 system. Which of the following action is the BEST solution to this problem?

Downgrade to Windows 8.1
Recreate the profile from scratch
Format the workstation
Connect to other network

Question 39 of 50

39. Question

You see streaking, lines, and missed prints when you are printing documents using your office’s laser printer. What action should you perform next to solve this problem?

Fill the printer will papers
Replace the toner cartridge
Replace the paper tray
Clean the toner cartridge

Question 40 of 50

40. Question

What is the SECOND step of the seven-step malware removal process?

Identify and research malware symptoms
Schedule scans and run updates
Quarantine the infected systems
Educate the end user

Question 41 of 50

41. Question

You just received a new troubleshooting ticket from your co-worker, Peter. He is trying to connect on the internet (wirelessly) but he receives an error message that says “There is an IP address conflict with another system on the network”. Which of the following option will resolve the issue?

Change the network interface card from Peter's laptop
Change the way he receives the IP address from static to dynamic using DHCP
Connect to the internet using an Ethernet cable
Change the IP address manually

Question 42 of 50

42. Question

Your smartphone displays a notification stating that a new pair of Bluetooth devices such as headphones have connected to your device without your consent. Which of the following threats is described in this scenario?

Unintended WiFi connection
Unintended Bluetooth pairing
Unauthorized account access
Unauthorized location tracking

Question 43 of 50

43. Question

Which of the following protocols and technologies SHOULDN’T be used when you need to connect remotely to another workstation/device/network?

Telnet
SSH
VPN
RDP

Question 44 of 50

44. Question

You have been tasked to increase the security of the company’s server which is running hundreds of virtual machines, including an email server, DHCP server, DNS server, and web server. Which of the following actions should you take to complete the task? (Choose all that apply.)

Place the server into DMZ
Configure ACLs on the switches
Assign static IP address
Configure NAT on the routers
Block unused ports to avoid any exploitation

Question 45 of 50

45. Question

You are building a new MySQL database for the payrolls of the IT department. The data type of the primary key in the table is stored as an integer. Which of the following data types would the employee’s name be store in the table?

Integer
Float
String
Boolean

Question 46 of 50

46. Question

You are writing a Python automation script that sends a notification to the network administrator if a port of any switch goes down. Which of the following script file types should the file be in?

.js
.py
.sh
.bat

Question 47 of 50

47. Question

Which of the following is used to help programs know what directory to install files in, where to store temporary files, and where to find user profile settings?

Comment syntax
Basic loops
Variables
Environment variables

Question 48 of 50

48. Question

Which of the following terms is a set of rules applied by the administrator of a network, or website, that restrict the ways in which the network or website may be used by the users and sets guidelines as to how it should be used?

Incident documentation
Knowledge base
Acceptable use policy
Regulatory and compliance policy

Question 49 of 50

49. Question

You have a meeting with a client to discuss the upcoming project. Unfortunately, due to the heavy traffic, you will be late. What should you do?

Return back
Contact the customer
Turn off the phone
Wait in the traffic queue

Question 50 of 50

50. Question

What should you do if your cellphone rings while you are working with a customer?

Apologize to the customer and send the call to voicemail
Ignore the phone and let it continue ringing
Answer the phone while continuing to work with your customer
Apologize to the customer and answer the phone