Basic Hardware Interview Questions & Answers

Showing 10 of 27 questions

Technical interview questions and answers are very important for Basic Hardware Interviews because companies want to check whether candidates understand computer components, troubleshooting, motherboard basics, RAM, CPU, storage devices, and peripheral handling. Hardware knowledge is extremely valuable for IT support, technical assistant, and computer operator roles. Companies like TCS, Infosys, Wipro, Cognizant, and Capgemini often include hardware questions in entry-level interviews to test practical understanding. This guide covers commonly asked Basic Hardware interview questions with simple explanations that help students, freshers, and job seekers grasp the fundamentals easily. These questions will strengthen your confidence in answering technical support queries and performing well in campus placements and walk-in interviews.

Showing 10 of 27 questions

1. What form of software can also be called firmware?

System BIOS

2. What would you set your multimeter to if you wanted to detect an AC ripple?

AC Voltage

3. After you install a new floppy drive and restart the system, the floppy drive light stays on constantly and you get an “FDD Controller Failure” POST error. What is the problem?

Floppy cable on backwards

4. What type of port communicates information to a peripheral device one bit at a time?

Serial port

5. Should you wear a grounding strap when servicing a CRT monitor?

+5V -5V +12V -12V

6. If your monitor just shows dots when you turn it on, what is most likely the problem?

Bad Video RAM

7. You have 2 hard drives installed on your primary EIDE controller. You install a CD-ROM on your secondary EIDE controller. What jumper setting would you use for the CD-ROM?

Master

8. What factor determines the amount of RAM a CPU can control?

Width of the Address Bus

9. What would you use to clean a monitor screen?

Anti-static spray

10. Missing slot covers on a PC can cause what problem?

Overheating
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