WorksheetsHardware Quiz - Basic 03 to Basic 04
Total questions: 40
Worksheet time: 20mins
Which hardware interface provides the highest theoretical bandwidth?
SATA III
USB 3.0
PCIe 4.0 x16
Thunderbolt 1
Which of the following is a non-volatile memory used for permanent storage on a motherboard?
SRAM
Cache
ROM
DRAM
What does “chipset” on a motherboard generally refer to?
Only the CPU interface
Combined functionality of the northbridge and southbridge
Graphics controller
RAM frequency controller
How does UEFI differ from traditional BIOS?
UEFI cannot use a mouse
BIOS is GUI-based
UEFI supports larger hard drives and faster boot
BIOS supports Secure Boot
Which type of RAM offers the lowest latency?
DRAM
SRAM
DDR4
DDR3
Which device is responsible for managing I/O requests between CPU and peripherals?
VRAM
GPU
Southbridge
PCIe Bus
Which protocol is typically used between CPU and RAM?
NVMe
SATA
DDR
USB
What advantage does a modular PSU provide over a non-modular PSU?
Increased voltage
Higher power output
Better cable management and airflow
Faster data transfer
What is a memory bank in RAM terminology?
A CPU instruction
A memory slot
A group of RAM modules that work in parallel
A cache location
Which component typically uses GDDR6 memory?
SSD
CPU
GPU
Network Card
How does ECC RAM correct errors?
It ignores faulty bits
It stops the system
It uses parity bits and Hamming code
It restarts the DIMM
Which RAID level offers both redundancy and performance improvement?
RAID 0
RAID 1
RAID 5
RAID 6
How many pins are there in a standard DDR4 DIMM used in desktops?
168
240
288
200
Which bus is used to connect high-speed components like video cards?
AGP
PCI
PCIe
ISA
Which interface is used for modern high-speed SSDs directly connected to the CPU?
SATA
USB
PCIe/NVMe
M.2 SATA
Which hardware component typically has the most impact on gaming performance?
SSD
GPU
PSU
RAM
Which component interprets and executes program instructions?
RAM
ROM
CPU
Chipset
What is TDP in CPUs?
Thermal Dissipation Prediction
Total Device Power
Thermal Design Power (max heat the cooling system should dissipate)
Threaded Data Processing
Which bus is used for connecting legacy devices?
PCIe
USB-C
ISA
M.2
What does an IOMMU (I/O Memory Management Unit) provide in virtualized environments?
Memory mirroring
Direct access to GPU
Hardware-level address translation and isolation for device memory access
Network optimization
Which instruction set architecture is widely used in mobile and embedded systems?
x86
MIPS
ARM
SPARC
What is the primary function of a DMA controller in hardware?
Performs disk encryption
Manages interrupt handling
Transfers data between memory and devices without CPU intervention
Schedules processes in real-time
Which interface supports hot-swapping and is used in enterprise storage?
NVMe
SCSI
SATA
SAS
What does the acronym SoC stand for in hardware architecture?
Storage-on-Chip
System-on-Chip
Serial-over-Controller
Silicon-on-Card
Which cache writing policy delays writing to main memory until block replacement?
Write-through
Write-around
Write-back
Lazy write
What is the advantage of multi-channel memory architecture?
Reduces heat generation
Increases memory bandwidth by parallelizing access
Prevents data corruption
Improves cache hit rate
Which instruction cycle phase fetches operands from memory?
Decode
Fetch
Execute
Operand Fetch
Which technique allows a single processor to run multiple threads simultaneously?
Pipelining
Multitasking
Hyper-Threading
Branch Prediction
Which subsystem handles address translation between virtual and physical memory?
MMU (Memory Management Unit)
DMA
PCI bridge
Paging controller
What is the role of the microcode in a CPU?
Manages boot configuration
Interfaces with RAM
Translates machine instructions into hardware-level operations
Runs BIOS firmware
In terms of lithography, what does 7nm refer to in CPU design?
Length of cache
Distance between two registers
Transistor size on silicon
Power supply rating
What does NUMA architecture optimize in multi-CPU systems?
Disk I/O
Cache size
Local memory access per CPU to reduce latency
Interrupt handling
Which of the following is true about ECC vs. non-ECC memory?
ECC is faster
ECC is cheaper
ECC detects and corrects memory errors
Non-ECC uses parity
Which of these is a primary role of the southbridge chipset?
Managing GPU interface
Connecting high-speed memory
Handling legacy I/O and low-speed peripherals
Controlling CPU instructions
Which standard defines pin configuration and communication for NVMe SSDs on M.2 interfaces?
SATA 3.0
PCIe 4.0
NVMe 1.4
M.2 Key-M specification
What is Intel VT-d technology used for?
Virtual GPU overclocking
Virtual memory segmentation
Direct I/O virtualization for better device performance in VMs
Cloud hardware encryption
Which power state in ACPI defines a fully powered-down system with no context retention?
S1
S3
S4
S5
What is the function of a PLL (Phase-Locked Loop) in CPU design?
Regulate power
Match bus frequency with CPU frequency
Manage thread scheduling
Balance cache load
Which hardware vulnerability exploits speculative execution in modern CPUs?
BlueKeep
Heartbleed
Spectre
Rowhammer
In a server, what is hot-plugging commonly associated with?
GPU overclocking
CPU fan calibration
Replacing components like disks or NICs without shutting down
Cooling system replacement
