Use this free practice quiz with 20 questions to review 1 IT Infrastructure Operations Foundations, test your knowledge, and prepare for your next test or exam.
In a small organization, one person may hold several operational responsibilities. During a major incident, the team should still make clear who coordinates the response, who performs technical work, and who communicates updates.
True
False
Once a service diagram has been created, it does not need to be updated when the system or its dependencies change.
True
False
A monitoring team wants to create an alert that will help responders act quickly on a service problem. Which alert is the most actionable?
A disk metric has moved slightly, but no action is needed.
Users are experiencing a rise in failed sign-ins.
A dashboard has refreshed successfully.
A log file has grown by a small amount within its normal range.
A team wants to check whether servers built for the same role follow the approved operating-system version, security settings, and network rules. Which artifact should define those expected settings?
A list of every user request received by the service desk.
A record of the service's monthly availability target.
A defined set of approved system settings for a server role.
A schedule for communicating status during an incident.
A business service has become unavailable. Which actions belong in a sound incident response? Select all that apply.
Establish the incident's severity.
Wait until the incident ends before assigning responsibilities.
Assign response responsibilities.
Communicate status to affected stakeholders.
Restore service and review what can be improved.
Avoid recording decisions so responders can focus only on technical work.
What is the name for a measurement of an aspect of service performance, such as the proportion of successful requests? Enter the full term.
A server reports that it is healthy, but users cannot access an important application. Is it safe to conclude that the service is available to users?
True
False
A team sets a goal that 99.9% of requests to its service will succeed each month. What kind of reliability measure is this goal?
Service level indicator (SLI)
Service level objective (SLO)
Service level agreement (SLA)
Employees report that they cannot access a business application. Which support function should receive the requests, record symptoms, and route the work to the appropriate team?
Responders need to understand whether an application depends on a particular DNS service, firewall, and database. Which operational document would best help them see those relationships?
A list of user support requests
A record of the service's monthly success-rate target
A current service or network diagram
Users can reach an application by its IP address, but not by its hostname. Which network service should responders investigate first?
The service's recovery time objective
Name resolution, such as DNS
The server's operating-system baseline
A team wants alerts that help it respond to user-impacting problems. Which alert is the most actionable?
An alert that the sign-in service is failing
A notice that a resource metric changed but requires no action
A routine report that a server is powered on
After a firewall change, responders need to determine what was changed, whether it was approved, and what happened afterward. Which record is most useful for that investigation?
A monthly count of successful user requests
A diagram showing service dependencies
A change record with its approval and outcome
A major incident is disrupting a business service. Which approach best establishes clear responsibilities for the response?
Have everyone investigate independently and communicate whenever they can
Assign clear coordination, technical-work, and communication responsibilities
Wait to assign roles until the service has been restored
A recovery plan sets a target that a service should be restored within six hours after a disruption. What is the standard acronym for this recovery target?
An organization is preparing for a serious disruption that could make IT systems unavailable. Which actions belong in sound continuity and disaster-recovery planning? Select all that apply.
Identify critical services and their dependencies.
Estimate the impact of downtime on important work.
Select recovery approaches suited to the services and their needs.
Assign responsibilities and provide actionable recovery procedures.
Exercise and maintain the plan.
Assume the plan will work as expected without exercising it.
Plan only to restore IT systems, without considering how important work will continue while they are unavailable.
What is the planned restoration of IT systems and data after a serious disruption called?
A recovery plan sets a limit, measured in time, for how much data loss is acceptable. This target is the .
Users can reach a business application from one network segment but are blocked from another by a network security control. Responders should inspect the relevant .
A business application is reachable from some office networks but not from another. Describe a systematic network investigation that could help narrow the cause. Include the kinds of network information and components responders should consider.