28 Questions
Which form factor is commonly used for desktop hard disks?
3.5-inch
What is the maximum capacity of laptop HDDs?
1TB
Which factor affects hard disk drive performance?
Cache size
What is the purpose of a cache in a hard disk drive?
To store recently read information for quick reuse
What is the spin rate of high-performance desktop drives?
10000rpm
What type of drives combine SATA hard disk with solid-state memory?
Hybrid drives
What is the purpose of implementing fault-tolerant measures using RAID and hot-swappable drives?
To enhance data security
Which type of drives can be powered through USB ports?
External hard disks
What is the maximum capacity of desktop hard disks?
2TB
What is the purpose of a bridge controller in external drives?
To enable connection to USB, Thunderbolt, or eSATA ports
Which type of RAM triples the speed of RAM bandwidth?
Triple-channel RAM
How many memory modules are used in dual-channel operation?
Two
In systems with different-colored socket pairs, where are matching modules installed?
In the same color sockets
What is the purpose of parity checking in memory reliability?
To protect against memory errors
What is the main difference between dual, triple, and quad memory?
The way the motherboard accesses the chips
Which memory protection method became less popular in PCs in the mid-1990s?
Parity checking
What does ECC stand for in memory reliability?
Error-correcting code
How many sockets are there in Intel LGA series chipsets that support triple-channel RAM?
Six
What should be done to optimize performance when using a triple-channel motherboard with four sockets?
Avoid using the last socket
What is the method to fix memory errors in individual memory chips?
Testing and replacing faulty chips
Which type of memory is recommended for maximum data safety but slightly slows performance?
ECC memory
What feature of ECC memory is used to identify and fix memory corruption?
Parity bit
Which optical drive has the highest storage capacity?
Blu-ray
What is the storage capacity of an 80-minute CD-R?
700MB
Which type of media is recordable but not erasable and has a 25GB capacity?
BD-R
What does the X-rating system measure for CD media?
Data transfer rate
Which protocol allows SSDs to transfer data at higher rates by bypassing the HDD infrastructure bottleneck?
NVMe
Which motherboard expansion slot allows peripheral devices like SSDs and GPUs to access the CPU directly?
PCIe
Test your knowledge on dual-channel memory operation and learn how to install memory modules correctly to improve memory access speed. Find out why RAM upgrades are often done in pairs and how to match modules in systems with different-coloured socket pairs.
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