Here’s a set of 30 Multiple Choice Questions (MCQs) on Motherboard in computer hardware, covering its components, functions, types, and connectivity.
- What is the primary function of a motherboard?
a) To supply power to the PC
b) To connect and communicate between all hardware components
c) To store the operating system
d) To cool down the CPU
Answer: b - Which of the following is NOT a component of a motherboard?
a) CPU Socket
b) RAM Slots
c) PSU (Power Supply Unit)
d) Chipset
Answer: c (PSU is separate) - The motherboard is also known as:
a) System Board
b) Mainboard
c) Logic Board
d) All of the above
Answer: d - Which material is commonly used in motherboard manufacturing?
a) Fiberglass (FR4)
b) Plastic
c) Aluminum
d) Steel
Answer: a - The size and layout of a motherboard are defined by its:
a) Chipset
b) Form Factor
c) BIOS
d) CPU Socket
Answer: b
- Which is the most common motherboard form factor for desktops?
a) ATX
b) Micro-ATX
c) Mini-ITX
d) BTX
Answer: a - Which form factor is the smallest?
a) ATX
b) Micro-ATX
c) Mini-ITX
d) E-ATX
Answer: c - Which motherboard type is used in laptops?
a) ATX
b) Mini-ITX
c) Proprietary form factor
d) BTX
Answer: c - Which of these is an older, outdated motherboard form factor?
a) AT
b) ATX
c) Micro-ATX
d) Mini-ITX
Answer: a - Which form factor is used in high-end gaming PCs and workstations?
a) ATX
b) E-ATX
c) Mini-ITX
d) Micro-ATX
Answer: b
- Which chip manages data flow between CPU, RAM, and peripherals?
a) BIOS
b) Chipset (Northbridge/Southbridge)
c) CMOS
d) GPU
Answer: b - What is the purpose of the CMOS battery on a motherboard?
a) To power the CPU
b) To store BIOS settings and system time
c) To boost RAM speed
d) To cool the chipset
Answer: b - Which slot is used for installing a dedicated graphics card?
a) PCI
b) PCIe x16
c) DIMM
d) SATA
Answer: b - Which connector supplies power to the motherboard?
a) 24-pin ATX
b) SATA
c) USB
d) HDMI
Answer: a - Which port is used for connecting storage devices like HDDs/SSDs?
a) PCIe
b) SATA
c) DIMM
d) VGA
Answer: b
- What is the role of BIOS/UEFI in a motherboard?
a) To install the OS
b) To initialize hardware during boot-up
c) To increase CPU speed
d) To connect to the internet
Answer: b - Which key is commonly pressed to enter BIOS/UEFI setup?
a) F1 or Delete
b) F12
c) Esc
d) Any of the above (depends on manufacturer)
Answer: d - UEFI is an improvement over BIOS because it supports:
a) Faster boot times
b) Larger hard drives (>2TB)
c) Graphical interface
d) All of the above
Answer: d - Where are BIOS settings stored?
a) Hard Drive
b) CMOS RAM
c) CPU Cache
d) GPU Memory
Answer: b - What happens if the CMOS battery dies?
a) The PC won’t turn on
b) BIOS settings reset to default
c) The CPU overheats
d) The GPU stops working
Answer: b
- Which slot is used for Wi-Fi/Bluetooth cards?
a) PCIe x1
b) PCIe x16
c) DIMM
d) SATA
Answer: a - Which port is used for connecting monitors?
a) USB
b) HDMI/DisplayPort
c) SATA
d) Ethernet
Answer: b - Which connector is used for front-panel USB ports?
a) 24-pin ATX
b) USB header
c) SATA power
d) PCIe slot
Answer: b - Which port is used for wired internet connection?
a) HDMI
b) USB
c) Ethernet (RJ45)
d) VGA
Answer: c - Which slot is used for RAM modules?
a) PCIe
b) DIMM
c) SATA
d) M.2
Answer: b
- What does POST stand for?
a) Power-On Self Test
b) Program Operating System Test
c) Peripheral On Startup Test
d) None of the above
Answer: a - If a motherboard has no display, what should you check first?
a) RAM seating
b) CPU power connector
c) GPU installation
d) All of the above
Answer: d - Which feature allows a motherboard to support multiple GPUs?
a) SLI/CrossFire
b) Dual BIOS
c) Overclocking
d) M.2 slots
Answer: a - What is VRM in a motherboard?
a) Voltage Regulator Module (powers the CPU)
b) Video RAM Module
c) Virtual Reality Mode
d) None of the above
Answer: a - Which motherboard component is responsible for audio processing?
a) Southbridge
b) Audio Codec
c) BIOS chip
d) CMOS battery
Answer: b