Types of IT Infrastructure Services Exam Questions and Answers Latest Update Graded A+
Infrastructure as a Service (IaaS) - Answers Providers give you preconfigured virtual machines that you
can use just as if you had a physical server.
What is the cloud alternative to maintaining your own infrastructure? - Answers IaaS
What are some popular IaaS providers? - Answers Amazon Web Services and their Elastic Compute
Cloud (EC2 instances), Linode, Windows Azure, and Google Compute Engine.
What are some key differences between your company's internal network and your network at home? -
Answers 1. You're going to have multiple computers that need to be on a certain subnet.
2. You have to assign them IP addresses statically or using DHCP.
3. The networking hardware has to be set up, wireless internet will probably need to be available, DNS
needs to be working, etc.
Networking as a Service (NaaS) - Answers Allows companies to offshore their networking services so that
they don't have to deal with the expensive networking hardware.
What is the cloud alternative to maintaining your own network? - Answers NaaS
What are some benefits for companies using NaaS? - Answers Companies won't have to set up their own
network security, manage their own routing, set up a WAN and private internets, and so on.
Software as a Service (SaaS) - Answers Software that is owned, delivered, and managed remotely and
delivered over the Internet to contracted customers on a pay-for-use basis or as a subscription based on
use metrics.
What is the cloud alternative to maintaining your own software? - Answers SaaS
Some companies have a product built around a software application. In this case, what are some things
that software developers need to be able to code, build and shape their software? - Answers 1. First,
specific applications have to be installed for their programming development environment.
2. Then, depending on the product, they might need a database to store info.
3. Finally, if they're serving web content like a website, they'll need to publish their product on the
internet.
What might you need if you're building a programming development environment? - Answers To set up
a database and a web server. Also this will have to be installed on every machine that needs it.
What can you use if you want an all-in-one solution to building and deploying a web application? -
Answers PaaS
Infrastructure as a Service (IaaS) - Answers Providers give you preconfigured virtual machines that you
can use just as if you had a physical server.
What is the cloud alternative to maintaining your own infrastructure? - Answers IaaS
What are some popular IaaS providers? - Answers Amazon Web Services and their Elastic Compute
Cloud (EC2 instances), Linode, Windows Azure, and Google Compute Engine.
What are some key differences between your company's internal network and your network at home? -
Answers 1. You're going to have multiple computers that need to be on a certain subnet.
2. You have to assign them IP addresses statically or using DHCP.
3. The networking hardware has to be set up, wireless internet will probably need to be available, DNS
needs to be working, etc.
Networking as a Service (NaaS) - Answers Allows companies to offshore their networking services so that
they don't have to deal with the expensive networking hardware.
What is the cloud alternative to maintaining your own network? - Answers NaaS
What are some benefits for companies using NaaS? - Answers Companies won't have to set up their own
network security, manage their own routing, set up a WAN and private internets, and so on.
Software as a Service (SaaS) - Answers Software that is owned, delivered, and managed remotely and
delivered over the Internet to contracted customers on a pay-for-use basis or as a subscription based on
use metrics.
What is the cloud alternative to maintaining your own software? - Answers SaaS
Some companies have a product built around a software application. In this case, what are some things
that software developers need to be able to code, build and shape their software? - Answers 1. First,
specific applications have to be installed for their programming development environment.
2. Then, depending on the product, they might need a database to store info.
3. Finally, if they're serving web content like a website, they'll need to publish their product on the
internet.
What might you need if you're building a programming development environment? - Answers To set up
a database and a web server. Also this will have to be installed on every machine that needs it.
What can you use if you want an all-in-one solution to building and deploying a web application? -
Answers PaaS
