Cloud Computing Introduction

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Questions and Answers

In the context of web communication, what is the primary role of IP addresses for both clients and servers?

To encrypt data transmitted between the client and server.
To manage the allocation of network bandwidth.
To verify the geographical location of the server.
To enable clients to find the server and the server to find the clients for communication. (correct)

Which component of a server is primarily responsible for performing calculations and processing data?

CPU (Central Processing Unit) (correct)
Router
Switch
RAM (Random Access Memory)

Besides CPU, which of the following is a crucial component of a server that provides fast memory for storing and retrieving information quickly?

Switch
RAM (correct)
Router
Database

What is the role of a database in a server?

To store data in a structured format that allows for easy searching and querying. (A) Signup and view all the answers

Which of the following networking components forwards data packets between computers across different networks, directing them to their intended destination on the internet?

Router (D) Signup and view all the answers

What is the function of a switch within a local network environment?

To direct network packets to the correct device within the same network. (D) Signup and view all the answers

In traditional IT infrastructure, what is a significant limitation of scaling resources in a physical data center?

The need to manually order, install, and configure additional servers, which can be time-consuming. (B) Signup and view all the answers

What are the main factors that contribute to the overhead costs of maintaining an in-house data center?

Rent, power supply, cooling, and maintenance. (C) Signup and view all the answers

What is a critical risk associated with relying solely on a physical data center for IT infrastructure?

The risk of service disruption due to disasters such as earthquakes, power shutdowns, or fires. (A) Signup and view all the answers

What is the primary benefit of migrating to the cloud regarding IT infrastructure management?

It allows organizations to externalize the costs and complexities of managing physical servers and data centers. (D) Signup and view all the answers

How does the analogy of sending a letter relate to the communication between a client and a server on the internet?

The letter represents the data, the client is the sender, and the postal service network represents the network routing the data to the server (destination). (D) Signup and view all the answers

What is the implication of needing to hire a 24/7 team to monitor infrastructure when using traditional IT solutions?

It increases operational costs and complexity. (A) Signup and view all the answers

Explain how the function of a switch differs from that of a router in a network.

A switch directs data to specific devices within a network, while a router directs data between different networks. (B) Signup and view all the answers

How did the early approach to building websites or companies by setting up servers in personal spaces evolve into the establishment of data centers?

As websites grew, the need for more servers to handle increased demand exceeded the capacity of personal spaces, necessitating dedicated facilities. (C) Signup and view all the answers

How does the concept of 'the cloud' aim to address the limitations associated with traditional IT infrastructure, such as in-house data centers?

By externalizing the management, maintenance, and scaling of IT resources, making them available on demand. (C) Signup and view all the answers

Why is RAM considered a critical component for servers, similar to the role of memory in the human brain?

It facilitates quick storage and retrieval of frequently accessed data, enhancing processing speed. (C) Signup and view all the answers

What role do routers, switches and DNS servers play in enabling server functionality?

These components facilitate network connectivity, routing data packets to and from the server ensuring communication within the network and with external networks. (B) Signup and view all the answers

Why is it important to define IT terminology such as 'network' and 'router' before discussing cloud computing?

Understanding IT terminology provides a foundation for understanding how cloud services are architected, delivered, and managed. (D) Signup and view all the answers

What challenges do companies face as their websites grow, particularly concerning their IT infrastructure?

Complex scaling limitations due to manual ordering, installation, configuration, and higher expenses of managing and buying more servers which takes time and can be physically restrictive. (B) Signup and view all the answers

How does cloud computing propose to alleviate the challenges of traditional IT for infrastructures like data centers, and what difference does this make to businesses?

By providing on-demand resources that reduce the need for physical infrastructure and the associated operational burdens and costs. (D) Signup and view all the answers

Flashcards

What is a Server?

A computer that delivers webpages or other content.

What is an IP Address?

Unique numerical label assigned to each device connected to a computer network.