A technician is troubleshooting the reason that an application is down. The technician verifies that a service that was running has unexpectedly stopped. The technician tries to manually start the service, but it fails to start. Which of the following is the cause of this issue?
When a Windows service suddenly stops and then fails to start manually, one of the first places to confirm why it cannot start is the service logon context. A very common root cause is that the account configured on the service cannot authenticate anymore---often because the password changed or the account is locked. Quentin Docter notes that if the service fails due to misconfiguration, ''the most likely cause is the user account the service is configured to start with,'' and you should ensure ''the user account is not locked out.'' This aligns with standard service troubleshooting: check Event Viewer (Service Control Manager events) for login failures, then validate the service's Log On tab configuration and the account state.
The All-in-One guide also reinforces validating services via the Services console and correcting service settings when services fail to start.
Therefore, the best cause given the options is that the service account is locked out (C).
A technician reviews an organization's incident management policy. The organization uses a third-party vendor with multiple tools to protect its assets. What service type is this?
Managed Detection and Response (MDR)involves outsourcing security monitoring to a third-party that uses multiple tools and analytics.
FromTravis Everett -- All-in-One Exam Guide:
''MDR providers handle threat detection and response using a combination of advanced tools, analytics, and expert personnel.''
An organization is experiencing an increased number of issues. A technician notices applications that are not installed by default. Users are reporting an increased number of system prompts for software licensing. Which of the following would the security team most likely do to remediate the root cause?
If unauthorized or non-standard applications are appearing on systems and users are receiving licensing prompts, it's likely users are installing software themselves. Removing users from the local administrators group will prevent them from installing software without approval and reduce the likelihood of introducing unapproved or malicious programs.
A . Deploying a PKI helps with secure communications but doesn't address user software installation rights.
C . Blocking suspicious websites is helpful but doesn't prevent local installations.
D . Stricter UAC may add prompts but can still be bypassed by admin users.
CompTIA A+ 220-1102 Objective 2.2: Compare and contrast access control methods and user privilege settings.
Study Guide Section: Principle of least privilege and managing local admin rights
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A malicious actor uses multiple endpoints to target a single endpoint. Which of the following describes this threat?
Using many separate systems (endpoints) to attack one target is the defining characteristic of a Distributed Denial of Service (DDoS) attack. Mike Meyers' Lab Manual defines DDoS as: ''An attack on a computer or network device in which multiple computers send data and requests to the device in an attempt to overwhelm it so that it cannot perform normal operations.'' That description exactly matches the scenario: many endpoints are coordinated to flood one endpoint, preventing legitimate use.
This is different from an on-path (man-in-the-middle) attack, which intercepts traffic between two parties; SQL injection, which targets databases via malicious input; and brute-force attacks, which attempt repeated authentication guesses. The key clue is multiple endpoints working together, which implies distribution (often via botnets) and service disruption by volume. That is why the correct classification is Distributed Denial of Service (D).
After completing malware removal steps, what is the next step the technician should take?
End-user education is crucial after malware removal to prevent recurrence. Teaching safe browsing habits and security awareness completes the remediation cycle.
Mark Soper -- Mike Meyers' Lab Manualstates:
''Educating the user after malware remediation is part of the CompTIA malware response methodology. This includes training on phishing and safe practices.''
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