AWS, JavaScript, React - Deploy Web Apps on the Cloud - Introduction to Cloud Computing

The video tutorial explains cloud computing, highlighting its on-demand service model and scalability. It delves into virtualization, a key technology enabling resource provisioning, and describes how virtual instances are deployed using a Hardware Abstraction Layer (HAL) and hypervisors. The tutorial emphasizes the benefits of cloud solutions for organizations of all sizes, from small developers to large enterprises.

What is a key feature of cloud computing that allows resources to be adjusted based on demand?

• Resource limitation

• Fixed resource allocation

• On-demand resource scaling

• Manual resource provisioning

What technology enables the running of a virtual instance of a computer system?

• Cloud storage

• Virtualization

• Data mining

• Network segmentation

What is the role of a hypervisor in virtualization?

• To encrypt data

• To allow interaction with hardware devices

• To manage data storage

• To provide internet connectivity

Which layer allows a virtual instance to operate independently on another system?

• Hardware Abstraction Layer

• Application Layer

• Network Layer

• Data Link Layer

Why is virtual cloud computing considered a viable solution for various projects?

• It is only suitable for large enterprises

• It requires extensive hardware

• It limits resource usage

• It offers flexible resource provisioning