Question 1

A user reports that an application has been closing unexpectedly for the past two days when posting transactions. When an administrator attempts to access the application, it generates an error stating a data library is missing. Which of the following should a technician attempt FIRST?
A) Uninstall and reinstall the application using the Windows Control Panel.
B) Reinstall the application using the Windows Control Panel
C) Repair the application using the Windows Control Panel.
D) Locate the missing data library and copy it to the Windows program folder.

Accepted Answer

Repairing the application using the Windows Control Panel is the least invasive first step and may resolve the issue by restoring missing or corrupted files without needing a full reinstall.

Question 2

An administrator is creating a new user account and wants to grant access to only the resources required to perform the user's assigned job duties. Which of the following will the administrator MOST likely use?
A) Access control lists
B) Multifactor authentication
C) Directory permissions
D) Principle of least privilege

Accepted Answer

The principle of least privilege ensures that users are granted only the permissions necessary to perform their job functions, minimizing access to unnecessary resources.

Question 3

Joe, a user, is receiving automated replies but does not remember sending any emails to those recipients. He checks the sent items folder and sees email messages he did not send. Which of the following would be the BEST way to resolve this issue?
A) Reset Joe's email password.
B) Set up a rule to delete the automated replies.
C) Mark the automated replies as spam.
D) Rebuild Joe's profile.

Accepted Answer

Resetting Joe's email password is the best way to resolve this issue as it is likely that his email account has been compromised. Changing the password will help secure the account and prevent further unauthorized access.

Question 4

A technician is removing malware from a workstation. The malware was installed via a phishing attack, which was initiated from a link that was included in an email. Which of the following should the technician do to address this issue? (Choose two.)
A) Ensure the anti-rootkit utility is up to date and run it to remove the threat.
B) Update the host firewall to block port 80 on the workstation.
C) Restore the system using the last known-good configuration from the recovery console.
D) Ensure antivirus is up to date and install the latest patches.
E) Educate the user on verifying email links by hovering over them before clicking.
F) Ensure endpoint protection is up to date and run the utility to remove the threat.

Accepted Answer

The answer of A technician is removing malware from a...

Question 5

A technician has enabled port security on a switchport. Which of the following BEST describes the effect this will have?
A) Devices must match a list of allowed MAC addresses before accessing the network.
B) Devices need to conform to the policies set forth by the MDM software.
C) Data loss prevention software will be monitoring for data exfiltration on the port.
D) A firewall is actively monitoring the network traffic using heuristic analysis.

Accepted Answer

Port security on a switchport restricts access to the network by allowing only devices with specific MAC addresses to connect, enhancing network security by preventing unauthorized devices from accessing the network.

Question 6

A technician is in the process of removing a recently discovered Trojan horse application from a user's laptop. Which of the following should the technician complete to prevent reinfection of the same machine?
A) Reenable Windows System Restore after rebooting the device.
B) Research the symptoms to identify the threat.
C) Update the operating system and anti-malware signatures.
D) Isolate the infected machine from all networks.

Accepted Answer

Updating the operating system and anti-malware signatures ensures that the system has the latest security patches and definitions, which helps prevent reinfection by protecting against known vulnerabilities and threats.

Question 7

An administrator wants to search a file on a Linux server for the plus symbol (+). Which of the following will the administrator MOST likely use?
A) ls
B) sh
C) cat
D) grep

Accepted Answer

The `grep` command is used to search for patterns within files, and it can be used to search for the plus symbol (+) by escaping it or using it directly if not part of a regular expression.

Question 8

A technician is working on a computer that has the following symptoms: • Unable to access the Internet • Unable to send email • Network connection (limited or no connectivity) The technician runs hardware diagnostics on the computer and verifies the computer's NIC is functioning correctly. The technician attempts to access the Internet and receives the message: page cannot be displayed . The technician runs a command to verify the computer network settings and sees the following information: IP address: 192.168.0.100 Subnet mask: 255.255.255.0 Gateway: 192.168.0.1 DNS: 192.168.0.1 The technician confirms other computers on the network can access the Internet. Which of the following is MOST likely causing the issues?
A) Rogue antivirus
B) Firewall rule
C) Ransomware
D) Proxy settings

Accepted Answer

The proxy settings are most likely causing the issues because the computer is unable to access the Internet, send email, or establish a network connection. The other options are not likely causing the issues because the computer's NIC is functioning correctly, there are no rogue antivirus programs or firewall rules blocking the connection, and there is no evidence of ransomware.

Question 9

Which of the following is an example of PHI?
A) Phone number
B) Credit card number
C) Salary information
D) Employer information

Accepted Answer

A phone number is considered PHI (Protected Health Information) when it is associated with health information, as it can be used to identify an individual in the context of healthcare.

Question 10

A technician wants to write a script that will check data line by line until the end of the file. Which of the following elements will perform the check?
A) Loop
B) Integer
C) String
D) Variable

Accepted Answer

A loop is used to iterate over data line by line until the end of the file is reached.

Question 11

A technician encounters a previously unidentified issue. The technician conducts some research, finds a solution, and resolves the issue. According to best practices, which of the following should the technician do so the issue can be addressed if it is encountered again?
A) Inform the immediate supervisor about the findings.
B) Email all the other technicians to explain the problem and resolution.
C) Enter the resolution in the ticket and close it.
D) Add the findings to the knowledge base.

Accepted Answer

Adding the findings to the knowledge base ensures that the information is documented and accessible to other technicians in the future, facilitating quicker resolution if the issue arises again.

Question 12

A user tries to open a client/server application, but a prompt appears for the username and password. The user is able to open and use the email client with no issues. The user's workstation is a loaner laptop. Everyone at the company is given administrator rights on their individual workstations. Which of the following is MOST likely preventing the user from running this program?
A) EFS
B) NTFS
C) UTP
D) UAC

Accepted Answer

User Account Control (UAC) is likely prompting for credentials because the application requires elevated permissions that the user does not have on the loaner laptop.

Question 13

A computer running Windows 7 has an icon that has the appearance of an unlocked padlock with a yellow warning graphic. This icon advises the user that:
A) BitLocker is operating on the system but not for the user.
B) BitLocker has locked the drive, and it is no longer accessible.
C) BitLocker is suspended, and the drive is no longer encrypted.
D) BitLocker has encountered an error, and the user should run the check disk utility.

Accepted Answer

The answer of A computer running Windows 7 has an...

Question 14

A technician needs to manage a Linux workstation remotely. This workstation contains highly sensitive data, and therefore, it must be accessed in the most secure method possible. Which of the following technologies should the technician use to manage this system?
A) Telnet
B) HTTPS
C) SSH
D) RDP
E) SFTP

Accepted Answer

SSH (Secure Shell) provides a secure channel over an unsecured network, making it ideal for securely managing Linux workstations remotely.

Question 15

Which of the following should be replaced after a voltage spike?
A) Surge suppressor
B) Battery backup
C) Power supply
D) Electrical cable

Accepted Answer

The answer of Which of the following should be replaced...

Question 16

A user received a brand new mobile device about six months ago. The device is now running very slowly and is hotter than normal, and certain applications crash when they are started. Which of the following are the BEST options for troubleshooting this phone? (Choose two.)
A) Check for any applications that are running and stop them.
B) Check the device's battery and replace it.
C) Check the smartphone's screen and replace it.
D) Check the smartphone's charging cable to ensure it is working properly.
E) Check for any unnecessary applications and uninstall them.
F) Check for any OS updates and install them.

Accepted Answer

The answer of A user received a brand new mobile...

Question 17

Joe, a user, cannot read encrypted email messages on a corporate smartphone, but he has been able to read them in the past. A technician restarts Joe's smartphone, but the issue remains. The technician deletes the corporate email account and has Joe re-add it, verifying all settings are correct. Despite these steps, the issue persists. Which of the following is MOST likely causing the issue?
A) The certificate is expired.
B) The TPM is bad.
C) The phone is not encrypted.
D) The incorrect mail server is selected in settings.

Accepted Answer

The most likely cause is that the certificate used for decrypting the emails has expired, preventing Joe from reading the encrypted messages.

Question 18

A technician needs to recommend a disaster recovery solution for a company that has three offices across two states. The technician must ensure the solution has: • The ability to centralize data backups • High availability • The ability to synchronize user data to local machines Which of the following solutions will the technician MOST likely recommend? (Choose two.)
A) Cold storage of all corporate data
B) Redundant network links
C) Hot site
D) Servers at each location
E) Clustered backups
F) Cloud replication
G) Local backups

Accepted Answer

The answer of A technician needs to recommend a disaster...

Question 19

Joe, a mobile device user, reached his monthly quota of data about halfway through the current billing cycle. Joe contacts a technician to identify potential issues with the mobile device, as his usage patterns have not changed over the past month. Which of the following is MOST likely causing this issue?
A) There are unintended WiFi connections.
B) Location tracking has been enabled.
C) Applications are causing high resource utilization.
D) Malware is causing excessive data transmission.

Accepted Answer

There are unintended WiFi connections.

Question 20

Several mobile users are reporting issues connecting to the WLAN within a warehouse. A technician tests wireless connectivity in the lobby and is able to connect successfully. Mobile users can connect to the Internet using cellular service, but they cannot access any internal resources on the WLAN. The technician received alerts of devices failing throughout the network due to a power outage. Which of the following is MOST likely causing the wireless issues?
A) SSID is configured to not broadcast.
B) The system locked out for all wireless users.
C) The DHCP scope for WLAN is full.
D) The WAP in the warehouse is down.

Accepted Answer

The power outage likely caused the Wireless Access Point (WAP) in the warehouse to go down, preventing users from connecting to the WLAN.

Exam 2: CompTIA A+ Certification Exam: Core 2

A user reports that an application has been closing unexpectedly for the past two days when posting transactions. When an administrator attempts to access the application, it generates an error stating a data library is missing. Which of the following should a technician attempt FIRST?

An administrator is creating a new user account and wants to grant access to only the resources required to perform the user's assigned job duties. Which of the following will the administrator MOST likely use?

Joe, a user, is receiving automated replies but does not remember sending any emails to those recipients. He checks the sent items folder and sees email messages he did not send. Which of the following would be the BEST way to resolve this issue?

A technician is removing malware from a workstation. The malware was installed via a phishing attack, which was initiated from a link that was included in an email. Which of the following should the technician do to address this issue? (Choose two.)

A technician has enabled port security on a switchport. Which of the following BEST describes the effect this will have?

A technician is in the process of removing a recently discovered Trojan horse application from a user's laptop. Which of the following should the technician complete to prevent reinfection of the same machine?

An administrator wants to search a file on a Linux server for the plus symbol (+) . Which of the following will the administrator MOST likely use?

Which of the following is an example of PHI?

A technician wants to write a script that will check data line by line until the end of the file. Which of the following elements will perform the check?

A technician encounters a previously unidentified issue. The technician conducts some research, finds a solution, and resolves the issue. According to best practices, which of the following should the technician do so the issue can be addressed if it is encountered again?

A computer running Windows 7 has an icon that has the appearance of an unlocked padlock with a yellow warning graphic. This icon advises the user that:

A technician needs to manage a Linux workstation remotely. This workstation contains highly sensitive data, and therefore, it must be accessed in the most secure method possible. Which of the following technologies should the technician use to manage this system?

Which of the following should be replaced after a voltage spike?

A user received a brand new mobile device about six months ago. The device is now running very slowly and is hotter than normal, and certain applications crash when they are started. Which of the following are the BEST options for troubleshooting this phone? (Choose two.)