Cloud Networking Services

What are the main components of internetworking architecture?

• Packet switching, firewall-based interconnectivity

• Circuit switching, hub-based interconnectivity

• Connection-oriented packet switching, switch-based interconnectivity

• Connectionless packet switching, router-based interconnectivity

What is the purpose of a router in a network?

• Forward packets between multiple networks

• Encrypt data packets

• Manage user authentication

• Control network bandwidth

What is the function of a hypervisor in virtualization technology?

• Handle user authentication

• Encrypt data transmissions

• Manage hardware resources

• Optimize network performance

What is a common architectural abstraction for Web applications?

• Three-tier model

• Single-tier model

• Four-tier model

• Two-tier model

What is the purpose of multitenant application design?

• Prevent users from customizing the application

• Isolate each user in a separate application instance

• Allow multiple users to access the same application simultaneously

• Limit the number of users accessing the application

Which technology is a key foundation of cloud computing and led to the development of 'as-a-service' delivery models?

• Blockchain Technology

• Quantum Computing

• Web Services

• Artificial Intelligence

What are the core technologies behind Web services?

• REST, JSON, GraphQL

• Python, Java, C++

• WSDL, XML Schema, SOAP, UDDI

• HTML, CSS, JavaScript

What is a characteristic of REST services?

• Stateful communication

• Use of proprietary protocols

• Uniform contract via HTTP methods

• Complex messaging formats

What is the purpose of a VPC endpoint?

• To enable private connection between VPC and supported AWS services

• To translate domain names to IP addresses

• To improve network performance by caching content

• To establish a dedicated network connection between VPCs

What is the main benefit of using a content delivery network (CDN)?

• To translate domain names to IP addresses

• To cache copies of commonly requested files for faster delivery

• To provide a secure private network connection

• To create a globally distributed system of data centers