CompTIA Tech+ Practice Questions: Infrastructure

33 free, exam-style CompTIA Tech+ (FC0-U71) practice questions covering Infrastructure. Each question shows the correct answer and a clear explanation. Ready for the real thing? Take the full timed quiz below.

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Q1. What type of software is responsible for managing hardware and software resources?

Explanation: The operating system (OS) manages hardware and software resources. Learn more.

Q2. Which of the following is a volatile memory type?

Explanation: RAM (Random Access Memory) is volatile, meaning it loses data when power is off. Learn more.

Q3. What is the function of a CPU?

Explanation: The CPU (Central Processing Unit) executes instructions from software. Learn more.

Q4. What is the primary benefit of SSDs over HDDs?

Explanation: SSDs (Solid State Drives) are faster than HDDs (Hard Disk Drives) because they have no moving parts. Learn more.

Q5. What is the purpose of an operating system's kernel?

Explanation: The kernel is the core part of an OS, managing hardware and processes. Learn more.

Q6. Which of the following is a characteristic of a solid-state drive (SSD)?

Explanation: SSDs have no moving parts, making them faster and more durable than HDDs. Learn more.

Q7. What is the purpose of a UPS (Uninterruptible Power Supply)?

Explanation: A UPS provides temporary power during electrical outages to allow safe shutdowns. Learn more.

Q8. What does 'BIOS' stand for?

Explanation: BIOS initializes hardware during the boot process. Learn more.

Q9. Which file system is commonly used by Windows?

Explanation: NTFS (New Technology File System) is the default for modern Windows OSes. Learn more.

Q10. Which of the following is NOT a type of computer memory?

Explanation: CPU is the processor, not a type of memory. Learn more.

Q11. What is the purpose of a GPU?

Explanation: GPU (Graphics Processing Unit) specializes in rendering images and graphics. Learn more.

Q12. Which of these is an example of optical storage?

Explanation: Blu-ray discs use lasers to read/write data, making them optical storage. Learn more.

Q13. Which of these is a mobile operating system?

Explanation: Android is designed for mobile devices. Learn more.

Q14. What is the purpose of a touchscreen digitizer?

Explanation: Digitizers translate physical touch into digital input. Learn more.

Q15. Which of these is an advantage of LCD displays over CRT?

Explanation: LCDs use less power than older CRT monitors. Learn more.

Q16. What is the purpose of a heatsink?

Explanation: Heatsinks prevent overheating by drawing heat away from CPUs/GPUs. Learn more.

Q17. Which of these is a characteristic of a thin client?

Explanation: Thin clients rely on server resources rather than local power. Learn more.

Q18. Which of the following is NOT a type of computer memory?

Explanation: CPU is the processor, not a type of memory. Learn more.

Q19. What is the purpose of a GPU?

Explanation: GPU (Graphics Processing Unit) specializes in rendering images and graphics. Learn more.

Q20. Which of these is an example of optical storage?

Explanation: Blu-ray discs use lasers to read/write data, making them optical storage. Learn more.

Q21. Which of these is a mobile operating system?

Explanation: Android is designed for mobile devices. Learn more.

Q22. What is the purpose of a touchscreen digitizer?

Explanation: Digitizers translate physical touch into digital input. Learn more.

Q23. Which of these is an advantage of LCD displays over CRT?

Explanation: LCDs use less power than older CRT monitors. Learn more.

Q24. What is the purpose of a heatsink?

Explanation: Heatsinks prevent overheating by drawing heat away from CPUs/GPUs. Learn more.

Q25. Which of these is a characteristic of a thin client?

Explanation: Thin clients rely on server resources rather than local power. Learn more.

Q26. Which component performs most general-purpose calculations in a computer?

Explanation: The central processing unit executes instructions and performs core processing tasks. Learn more.

Q27. Which type of memory is volatile and loses contents when power is removed?

Explanation: Random access memory is temporary working memory and is cleared when the system powers off. Learn more.

Q28. Which connector is commonly used for wired Ethernet networking?

Explanation: RJ45-style connectors are commonly used with twisted-pair Ethernet cables. Learn more.

Q29. Which device converts printed documents into digital images?

Explanation: A scanner captures physical documents or images and converts them into digital files. Learn more.

Q30. Which device provides visual output from a computer?

Explanation: A monitor displays visual information generated by the computer. Learn more.

Q31. Which storage device has no moving parts and is usually faster than a hard disk drive?

Explanation: Solid-state drives use flash memory and generally provide faster access than spinning hard drives. Learn more.

Q32. Which component stores firmware settings used when a PC starts?

Explanation: UEFI or BIOS firmware initializes hardware and stores startup settings. Learn more.

Q33. Which peripheral captures sound input?

Explanation: A microphone converts sound into digital input for a computer. Learn more.

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