Operating Systems
What is a common native file system type used in Linux?
Answer: XFS
Why: XFS is a high-performance journaling file system widely supported in Linux distributions and optimized for large storage systems and fast data handling.
What is tailgating in physical security?
Answer: Tailgating is when someone sneaks in by following an employee through a door.
Why: It’s easy because it describes a real-life situation you can imagine (someone slipping in behind another person).
An application crashes unexpectedly or stops responding to data operations. What is the most likely cause
Answer: Faulty RAM or memory errors
Why: Bad or failing memory causes programs to crash because they can’t store or process data correctly.
What should a technician do before working inside a computer to prevent electrical damage?
Answer: Power off and unplug the device
Why: This prevents electric shock and protects hardware from damage.
What upgrade path allows Windows 10 to move to Windows 11 without losing personal files?
Answer: In-place upgrade
Why: An in-place upgrade installs the new OS over the existing one while keeping user files, apps, and settings intact.
What is a badge reader used for in physical security?
Answer: A badge reader checks ID cards to let people into secure areas.
Why: It’s simple because it directly connects to everyday card scanners.
The computer runs slower than usual and applications open very slowly. What is the most likely cause?
Answer: Low disk space or insufficient RAM
Why: Not enough memory or storage slows down system performance and app loading.
What should be done with old or broken computer hardware that is no longer needed?
Answer: Recycle or properly dispose of it through e-waste procedures
Why: This protects the environment and ensures sensitive data is safely handled.
Question: What command is used in Windows to create a new folder?
Answer: mkdir
Why: mkdir stands for “make directory” and is a standard command used in Windows Command Prompt to create folders.
What are bollards used for in physical security?
Answer: Bollards are strong posts that stop vehicles from driving into buildings.
Why: Harder because it involves a specific type of barrier and vehicle protection.
New software fails to install or the update process fails. What is the most likely cause?
Answer: Insufficient permissions or disk space
Why: The system needs enough space and admin rights to install or update software.
What should you do before repairing or replacing a device that contains user data?
Answer: Back up the data
Why: This prevents data loss if something goes wrong during repair.
Where would you look to find detailed logs about what caused a Blue Screen of Death (BSOD)?
Answer: Event Viewer
Why: Event Viewer records system, application, and error logs, including critical crash data like BSOD events.
A previously unknown vulnerability is being exploited after a software update. What is this?
Answer: Zero-Day attack
Why: It’s an attack on a security flaw before a fix or patch exist
Programs crash after a Windows or macOS update. What is the most likely cause?
Answer: Software compatibility issues with the update
Why: Updates can break older apps if they are not compatible with the new system version.
Why is it important to document what you did during a technical repair or support task?
Answer: To keep a record of changes and steps taken
Why: It helps with future troubleshooting and accountability.
What version of Windows is typically used in enterprise server environments?
Answer: Windows Server 2022 Windows Server 2022
Why: Windows Server 2022 is designed for managing networks, hosting services, and supporting enterprise-level infrastructure.
What is used to physically destroy a hard drive?
Answer: Degauussing
Why: It destroys the magnetic data on the drive so it cannot be recovered.
The browser works, but some applications cannot connect to the internet. What is the most likely cause?
Answer: Firewall or port blocking the application
Why: Security settings can block certain apps from accessing the network while allowing others like browsers.
What should be done before making major changes to a system or network in a workplace?
Answer: Get approval through change management procedures
Why: It ensures changes are tested, approved, and won’t disrupt operations.