System Administration and IT Review Questions with complete Solutions Graded A+

System Administration and IT Review Questions with complete Solutions Graded A+ Which of the following can be a responsibility of a systems administrator? - Answers Setting up new user accounts and machines Maintaining servers troubleshooting user issues Which of the following make up IT infrastructure? - Answers Hardware and Software Network Operation systems Which of these is considered a server? Check all that apply. - Answers A software that provides a service to other software A computer that provides a service to other computers Software that provides a service to other machines A KVM switch is used to: - Answers switch between multiple computers using one monitor, keyboard, and mouse; A KVM switch is a device used to switch between multiple computers using one keyboard and video display, like a monitor and mouse. That's where the name "KVM" comes from! Which of these server hardware can you stack on top of each other in a server rack? - Answers Blade Rack With _______, you can access your data, use applications, and more from anywhere in the world, as long as you have an Internet connection. - Answers Cloud computing What are the benefits of cloud computing over local computing? Check all that apply. - Answers Services are accessible from anywhere in the world. There are smaller starting costs for cloud computing. Software updates are handled by the company providing the service. What are the benefits of local computing over cloud computing? Check all that apply. - Answers Updates can be handled at anytime. You have complete control of the IT infrastructure. Which of the following is a good policy to enforce on passwords? Check all that apply. - Answers A long password length A mixture of symbols and numbers Which of these is part of the hardware lifecycle? Check all that apply. - Answers Retirement Procurement Deployment Maintenance Broken computers are being eco-recycled by the user. Which stage of the hardware lifecycle does this scenario belong to? - Answers Retirement The machine has to be returned to the vendor for proper recycling. Which stage of the hardware lifecycle does this scenario belong to? - Answers Retirement The IT department sets up a user account and software. Which stage of the hardware lifecycle does this situation belong to? - Answers Deployment A laptop gets replaced if there's a hardware issue. Which stage of the hardware lifecycle does this scenario belong to? - Answers Maintenance Which type of server hardware is the most space-efficient? - Answers Blade Which of these terms describe a facility that stores hundreds, if not thousands, of servers? - Answers Data center In additon to setting up services, what other tasks does a sysadmin have to keep in mind? Check all that apply. - Answers Maintain compatibility Security patches Routine updates What is it called when you set aside a regular time to update your servers at once? - Answers Batch update Which is NOT an important troubleshooting step? - Answers Updating services What device is commonly used to connect to and control multiple computers using a single keyboard, mouse, and monitor? - Answers KVM switch Which are examples of IT infrastructure? (Check all that apply) - Answers Computers employees use to access the internet File sharing service for project files an organizations website What is a machine that uses services provided by a server called? - Answers Client A company has a "bring your own device" (BYOD) policy for computers; anyone can just go out and buy whatever computer they want. Which stage of the hardware lifecycle does this scenario belong to? - Answers Procurement If you don't want to set up your own dedicated hardware to use for network file storage, what are your other options? - Answers Use a cloud file storage provider Which of these are common responsibilities of systems administrators? - Answers Work in the background to make sure a company's IT infrastructure is always working Help users with issues, such as lost passwords and logon problems Constantly troubleshoot problems, such as network issues Which might have an IT infrastructure run by a single person? - Answers Hometown independent computer company What are some important elements of working with vendors as a sysadmin? Check all that apply. - Answers Establishing relationships with vendors Scheduling on-site maintenace Which of the following is considered a physical infrastructure service? Check all that apply. - Answers Laptop Desktop Rack Server Which of these is considered a network service? Check all that apply. - Answers Wireless internet Ethernet cables DNS Which of these is considered a software service? Check all that apply. - Answers Chat applications word processors email If you're running a server, which one of the follow operating systems would be best suited for your server? - Answers Ubuntu Server What are the benefits of virtualizing servers? - Answers Better hardware resource utilization Easier maintenance Lower costs Which of the following do you need in order to SSH to a machine? - Answers An SSH client on the machine you want to connect from