Which of the following is NOT a component of computing and processing?

• Input

• Processing

• Output

• Networking

Answer explanation

Networking is NOT a component of computing and processing. Input, Processing, and Output are essential components in the computing and processing cycle.

Which of the following devices is NOT typically considered a computing device?

• Mobile phones

• Tablets

• Refrigerators

• Workstations

Answer explanation

Refrigerators are NOT typically considered a computing device, unlike mobile phones, tablets, and workstations which are commonly used for computing purposes.

What is the primary purpose of an operating system?

• To manage disk space

• To interface between applications and hardware

• To provide internet connectivity

• To manage power supply

Answer explanation

The primary purpose of an operating system is to interface between applications and hardware.

Which of the following is NOT a type of operating system mentioned in the document?

• Mobile device OS

• Workstation OS

• Server OS

• Cloud OS

Answer explanation

The correct choice is Cloud OS because it is NOT a type of operating system mentioned in the document.

Which of the following is NOT a component of an operating system?

• Services

• Processes

• Utilities

• Hardware

Answer explanation

The correct choice is 'Hardware' because it is not a component of an operating system. Services, Processes, and Utilities are all components found in an operating system.

What is the first step in the troubleshooting methodology?

• Implement the solution

• Identify the problem

• Verify full system functionality

• Document findings

Answer explanation

The first step in the troubleshooting methodology is to identify the problem, which involves recognizing and defining the issue before proceeding with any solutions.

Which of the following actions is part of establishing a theory of probable cause?

• Implement the solution

• Verify full system functionality

• Question the obvious

• Document findings

Answer explanation

Questioning the obvious is part of establishing a theory of probable cause as it involves critically examining all aspects to determine the validity of the cause.

What should be done if the theory of probable cause is not confirmed?

• Implement the solution

• Establish a new theory or escalate

• Verify full system functionality

• Document findings

Answer explanation

If the theory of probable cause is not confirmed, the correct action is to establish a new theory or escalate the situation for further investigation.

What is the final step in the troubleshooting methodology?

• Identify the problem

• Establish a theory of probable cause

• Document findings/lessons learned, actions and outcomes

• Test the theory to determine the cause

Answer explanation

Document findings/lessons learned, actions and outcomes is the final step in the troubleshooting methodology.

Which step involves gathering information and duplicating the problem if possible?

• Identify the problem

• Establish a theory of probable cause

• Implement the solution

• Verify full system functionality

Answer explanation

The step that involves gathering information and duplicating the problem if possible is to Identify the problem.