SESSION 01

Question 1

What is Virtualization?

Answer 1

Virtualization is the process of making virtual versions of physical resources.

It allows multiple virtual systems to run separately on the same physical hardware.

Question 2

What is resource abstraction?

Answer 2

Process of simplifying and hiding the complex details of physical resources (like hardware) to make them easier to use.

Question 3

What are the core concepts of resource abstraction?

Answer 3

1. Hardware virtualization
2. Operating system virtualization
3. Storage virtualization 4. Network virtualization 5. Application virtualization

Question 4

What are the benefits of virtualiztion?

Answer 4

(*වරක බෙදන කොස්තගෙ ඇඟේ රැස් උට්ටෝ *)
1. Cost reduction
2. Improved agility
3. Increased resource utilization

Question 5

What are the challenges of Virtualization

Answer 5

(skillset complexity cost performance troubleshoot)

Skillset requirements:
New skill acquisition/Change management and training

Potential complexity:
Increased management overhead / security considerations / Vendor Lock-in

Licensing costs:
While virtualization can reduce hardware costs, there might be additional licensing fees associated with management tools

Performance optimization:
Fine-tuning virtualization environments to ensure optimal performance for workloads.

Troubleshooting and Debugging:
Troubleshooting issues in virtual environment can be more complex compared to physical servers due to layered nature of virtualization.

Question 6

What are the real-world applications of virtualization?

Answer 6

(අපේ වරක කාල කෝම්පිට්ටු දෙසීයෙ වරක සර්ට කෝ)
1. Cloud computing
2. Desktop virtualization
3. Server Consolidation