Get All Modules System Administration and IT Infrastructure Services Quiz Answers
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Q1. Google’s GSuite (now called Google Workspace) is an example of which Cloud service?
Answer: Software as a Service (SaaS)
Explanation: Google Workspace provides applications like Gmail, Google Docs, and Google Drive, which are accessed through the internet without needing to install software locally. This is a hallmark of SaaS.
Q2. You are the sole IT professional at your company and you need to know how many users or computers are in your organization. Which of the following services helps manage users in your company?
Answer: Directory services
Explanation: Directory services, such as Microsoft Active Directory, are used to manage users, computers, and other resources in a networked environment.
Q3. What happens when you virtualize a server?
Answer: It puts many instances on a single physical server.
Explanation: Server virtualization allows multiple virtual machines to run on a single physical server, improving efficiency and resource utilization.
Q4. Which of the following best describes an intranet?
Answer: An intranet is used to host a company’s internal websites and resources.
Explanation: An intranet is a private network that provides access to internal websites, resources, and applications exclusive to a company’s employees.
Q5. What is a type of tool a client could use to access a server and transfer files?
Answer: An FTP Client
Explanation: An FTP (File Transfer Protocol) client is software used to transfer files between a client and a server over a network.
Q6. A sysadmin wants to use preboot execution over a network. Which type of server will the sysadmin likely use to administer operating system installation files?
Answer: A TFTP server
Explanation: A TFTP (Trivial File Transfer Protocol) server is often used in network boot environments to transfer operating system installation files.
Q7. You want to access the CLI (command line interface) of a Linux terminal at work from your Apple laptop at home. You have the proper client installed on your laptop. What needs to be installed on the remote Linux machine?
Answer: OpenSSH
Explanation: OpenSSH is a secure protocol for remote login and file transfer. It must be installed on the Linux machine to enable SSH connections.
Q8. Which of the following are reasons for using DNS? Select all that apply.
Answer:
It maps names humans can understand to IP addresses.It maps local addresses to simple names without editing hosts files.
Explanation:
DNS simplifies network management by translating user-friendly domain names into IP addresses and avoiding the need for manual updates to host files.
Q9. Which of the following is an advantage of using DHCP?
Answer: DHCP leases IP addresses, removing the need to manually assign addresses.
Explanation: Dynamic Host Configuration Protocol (DHCP) automates IP address assignment, reducing manual configuration efforts.
Q10. A network technician is unable to resolve a domain name. What is the first step the technician should take to troubleshoot the problem?
Answer: Check that the network connection is working
Explanation: Before diagnosing DNS-specific issues, verifying that the network connection is operational ensures the problem isn’t caused by connectivity issues.
Q11. Which service gives access to pre-configured virtual machines that can be used like physical servers?
Answer: IaaS
Explanation: Infrastructure as a Service (IaaS) provides access to virtualized computing resources such as virtual machines, storage, and networks. Users can configure these resources to function like physical servers.
Q12. You are the sole IT professional at your company and need to know how many users or computers are in your organization. Which of the following services helps manage users in your company?
Answer: Directory services
Explanation: Directory services, like Active Directory, are designed to store, organize, and provide access to information about users, computers, and other resources in a network.
Q13. Which of the following best describes an intranet?
Answer: An intranet is used to host a company’s internal websites and resources.
Explanation: An intranet is a private network for an organization that provides employees with access to internal websites, applications, and resources.
Q14. You are setting up a website for your company. You have purchased a domain name for the site and have decided to host your web content yourself. What might you need to set up to point your new domain name to where web content is located?
Answer: An authoritative DNS server
Explanation: An authoritative DNS server is responsible for responding to queries about the domain and ensuring the domain name points to the correct IP address where the website content is hosted.
Q15. What does DHCP do?
Answer: DHCP assigns IP addresses to computers on a network.
Explanation: Dynamic Host Configuration Protocol (DHCP) automatically assigns IP addresses to devices on a network, reducing the need for manual configuration.
Q16. Why would you reload a service instead of stopping and then starting the service?
Answer: Reloading avoids a service interruption.
Explanation: Reloading a service applies configuration changes without interrupting its operation, ensuring continuous availability.
Q17. You’re an IT Support Specialist and you’re trying to make changes to DNS with dnsmasq. However, you’re running into some issues and you want to troubleshoot your setup. In which mode should you run dnsmasq?
Answer: debug
Explanation: Running dnsmasq in debug mode allows you to see detailed error messages and logs, which are useful for troubleshooting configuration issues.
Q18. You check the status of the cups service on a Linux machine. What status would be printed if the service is inactive?
Answer: cupsd is not running ... failed!
Explanation: The message “cupsd is not running … failed!” indicates that the CUPS (Common Unix Printing System) service is inactive or has failed to start.
Q19. You’re an IT support specialist who wants to use logs to monitor the performance of a Windows machine. This service is called Performance Logs and Alerts. How can you start this service from the Windows GUI?
Answer: Navigate to the Services menu, scroll through the services to find Performance Logs and Alerts, right-click Performance Logs and Alerts, and select Start from the dropdown menu.
Explanation:
The Performance Logs and Alerts service can be started by accessing the Services menu, locating the service, and using the “Start” option from the context menu.
Q20. You want to install some web-serving features that are available on a Windows system but are not currently installed. Which command can you use to install web-serving features from the PowerShell CLI?
Answer: Install-WindowsFeature Web-WebServer,Web-Mgmt-Tools -IncludeAllSubFeature
Explanation: The Install-WindowsFeature cmdlet installs specified roles, role services, or features on a Windows server. The Web-WebServer and Web-Mgmt-Tools options enable web server and management features.
Get All Graded Quiz Answers of System Administration and IT Infrastructure Services >>
Module 01 Challenge: What is System Administration? Quiz Answers
Module 02 Challenge: Network Services Quiz Answers
Module 03 Challenge: Software and Platform Services Quiz Answers
Module 04 Challenge: Directory Services Quiz Answers
Module 05 Challenge: Data Recovery & Backups Quiz Answers