Net & Cloud - Session 8 - Cloud Technologies

What is the purpose of Cache memory?

• When accessing data in a slower device it loads in the data you are likely to need next to speed up access when you need the next piece of data

• When you are accessing a faster device it buffers the data you are sending so you can send it faster

• Cache memory holds user security data such as encryption keys and passwords to prevent it being saved on a storage drive and this reduce the risk of data loss

• Cache memory is just the correct name for the main memory in a PC and it used to hold all the data the PC is working on

The two main types of Cache in the CPU are L1 and L2 cache. Which of the following is true

• L1 cache is larger and faster than L2

• L1 cache is smaller and faster than L2

• L1 cache is larger and slower than L2

• L1 cache is smaller and slower than L2

What does RAID stand for?

• Redundent Arrangement of Independent Devices

• Random Arrangement of Independent Disks

• Random Array of Independent Devices

• Redundant Array of Independent Disks

Answer explanation

The 'I' in RAID can also stand for 'Inexpensive' making it "Redundant Array of Inexpensive Disks" or "Redundant Array of Independent Disks"

Which of the following is NOT a common method for connecting Solid State Drives?

• M.2 in SATA mode

• Cabled to the onboard SATA controller

• M.2 in NVME mode

• Connected via a PATA ribbon cable

• Direct connection into a PCIex slot on the motherboard

Which two of the following ARE benefit of SSD over HDD?

• Faster data transfers

• Improved random access times

• Long term resilience to repeated writes

• Higher capacity at lower cost

What does DIMM stand for?

• Dynamic Internal Memory Management

• Double Inset Memory Module

• Dual Inline Memory Module

• Data Inset Memory Management