Types of Server Virtualization: A Comprehensive Guide for Beginners

Question 1

Which server virtualization type executes guest operating systems directly on virtual hardware without modifications?

Accepted Answer

Full Virtualization

Answer

Paravirtualization

Answer

Hardware-Assisted Virtualization

Question 2

Which virtualization technique optimizes guest operating system performance on virtual machines by making modifications?

Accepted Answer

Paravirtualization

Answer

Full Virtualization

Answer

Hardware-Assisted Virtualization

Question 3

What technology provides enhanced hardware support for virtualization, resulting in improved performance?

Accepted Answer

Native Virtualization

Answer

Hypervisors

Answer

Virtual Machine Monitors

Question 4

Which virtualization type is best suited for legacy operating systems that lack virtualization extensions?

Accepted Answer

Full Virtualization

Answer

Paravirtualization

Answer

Hardware-Assisted Virtualization

Question 5

What is the primary advantage of server virtualization?

Accepted Answer

Optimized resource utilization

Answer

Enhanced security

Answer

Increased scalability

Question 6

Which virtualization technique involves running virtual machines on a host operating system?

Accepted Answer

Hosted virtualization

Answer

Bare-metal virtualization

Answer

Containerization

Question 7

Which type of server virtualization leverages the capabilities of the underlying physical hardware for virtual machine management?

Accepted Answer

Hardware-assisted virtualization

Answer

Full virtualization

Answer

Paravirtualization

Answer

Hosted virtualization

Question 8

Which of the following is a valid concern regarding security in virtualized environments?

Accepted Answer

Potential for data leakage and unauthorized access

Answer

Risk of resource starvation and performance degradation

Answer

Increased susceptibility to hardware failures and outages

Answer

Challenges with application compatibility and software conflicts

Question 9

Virtual machine migration refers to the process of seamlessly transferring a virtual machine from one physical host to another without interrupting its operation.

Accepted Answer

True

Answer

False

Question 10

Which of the following factors is NOT relevant when considering and selecting a server virtualization solution for an organization?

Accepted Answer

Reputation and reliability of the hosting provider

Answer

Compatibility with existing hardware infrastructure

Answer

Software and application support

Answer

Availability of technical documentation and community support

Question 11

Hardware-assisted virtualization involves the addition of specific instructions to the CPU architecture, designed to enhance virtualization capabilities and performance.

Accepted Answer

True

Answer

False

Question 12

Virtualization can contribute to improved server utilization and energy efficiency within data centers.

Accepted Answer

True

Answer

False

Question 13

Effective server virtualization management encompasses a comprehensive approach, including tasks such as performance monitoring, capacity planning, and regular security audits.

Accepted Answer

True

Answer

False

Question 14

Which emerging technology in server virtualization employs lightweight, isolated, and portable execution environments tailored for applications?

Accepted Answer

Containers

Answer

Microservices

Answer

Serverless computing

Answer

Cloud virtualization

Question 15

How does paravirtualization differ from other virtualization types in its approach to guest operating systems?

Accepted Answer

Requires modifying guest OS for enhanced interaction with the virtualization layer.

Answer

Fully isolates guest OS from the underlying hardware.

Answer

Operates without guest OS modifications or specialized drivers.

Question 16

In server virtualization, which technique grants a guest operating system direct access to the host computer's hardware resources, eliminating the need for a hypervisor?

Accepted Answer

Hardware-Assisted Virtualization

Answer

Full Virtualization

Answer

Paravirtualization

Question 17

Which type of server virtualization creates a complete virtual environment that mimics the behavior of physical hardware?

Accepted Answer

Full virtualization

Answer

Hardware-assisted virtualization

Answer

Container virtualization

Answer

Paravirtualization

Question 18

What is a key advantage of paravirtualization compared to full virtualization?

Accepted Answer

Improved performance due to reduced overhead

Answer

Enhanced security features

Answer

Lower initial setup costs

Answer

Simpler management and configuration

Question 19

Which component is essential for hardware-assisted virtualization, enabling the hypervisor to directly interact with hardware resources?

Accepted Answer

Virtual Machine Monitor (VMM)

Answer

Hypervisor

Answer

Memory

Answer

CPU

Question 20

Which of the following is NOT a limitation of full virtualization?

Accepted Answer

Increased hardware requirements

Answer

Compatibility issues with certain software

Answer

Performance overhead due to emulation

Answer

Potential security vulnerabilities

Question 21

Which virtualization type requires specific modifications to the guest operating system for optimal performance?

Accepted Answer

Paravirtualization

Answer

Full virtualization

Answer

Hardware-assisted virtualization

Answer

Container virtualization

Question 22

What is the primary function of a hypervisor in a virtualized environment?

Accepted Answer

Managing and controlling virtual machines

Answer

Allocating system resources to virtual machines

Answer

Protecting data and system security

Answer

Providing a graphical user interface for virtual machine management

Question 23

Which of the following is NOT a benefit of server virtualization?

Accepted Answer

Increased network congestion due to virtual machine traffic

Answer

Enhanced scalability by adding virtual machines easily

Answer

Reduced hardware costs by sharing resources

Answer

Improved resource utilization by consolidating servers

Question 24

What is the term used to describe the process of creating and configuring a virtual machine?

Accepted Answer

Provisioning

Answer

Deployment

Answer

Migration

Answer

Cloning

Question 25

Which virtualization type is best suited for applications that require direct access to hardware resources, such as high-performance computing or specialized hardware?

Accepted Answer

Hardware-assisted virtualization

Answer

Paravirtualization

Answer

Container virtualization

Answer

Full virtualization

Question 26

What is the key difference between Type 1 and Type 2 hypervisors?

Accepted Answer

Type 1 hypervisors run directly on the physical hardware, while Type 2 hypervisors run as software within an operating system.

Answer

Type 1 hypervisors are generally more secure, while Type 2 hypervisors offer greater flexibility.