It Workshop Lab Viva Questions And Answers 〈2027〉

A22: Complementary Metal-Oxide-Semiconductor stores BIOS settings (date, time, boot order). The battery keeps these settings when PC is unplugged.

A18: An interactive table in Excel that automatically sorts, counts, and summarizes data for analysis.

A8: Linux is open-source, free, highly customizable, uses kernel-based architecture, and has many distributions. Windows is proprietary, paid, user-friendly, and widely used for desktops. it workshop lab viva questions and answers

A13: Media Access Control address — a unique hardware identifier burned into NIC (e.g., 00:1A:2B:3C:4D:5E). Works at Data Link Layer.

Q1: What are the main components inside a CPU cabinet? A1: Motherboard, Processor (CPU), RAM, Hard Disk (HDD/SSD), SMPS (Power Supply), Graphics Card (optional), Cooling fans, and CMOS battery. A8: Linux is open-source, free, highly customizable, uses

A12: IPv4 has 32-bit addresses (e.g., 192.168.1.1) — ~4.3 billion addresses. IPv6 has 128-bit addresses (e.g., 2001:0db8::1) — virtually unlimited.

A2: Switched-Mode Power Supply converts AC mains (230V) to low-voltage DC (3.3V, 5V, 12V) required by computer components. Works at Data Link Layer

A3: HDD uses magnetic platters and moving heads (slower, mechanical, cheaper per GB). SSD uses flash memory (faster, no moving parts, more expensive, durable).

A23: Software emulation of a physical computer, allowing multiple OSes to run on one host (e.g., VirtualBox, VMware).