Free IT Operations & System Administration Questions and Answers

Question 1

What is the primary role of a system administrator?

Accepted Answer

Managing servers and systems

Answer

The primary role of a system administrator (sysadmin) is to manage, maintain, and ensure the reliable operation of computer systems and servers within an organization. This includes tasks such as installing and configuring hardware and software, monitoring system performance, troubleshooting issues, and implementing security measures. They are crucial for maintaining the stability and efficiency of IT infrastructure.

Question 2

Which command displays the current IP configuration on Windows?

Accepted Answer

ipconfig

Answer

The `ipconfig` command is a command-line utility used on Microsoft Windows operating systems to display the current TCP/IP network configuration. It provides details such as IP address, subnet mask, and default gateway for all network adapters. This command is essential for network troubleshooting and verifying network settings.

Question 3

Which type of backup includes all selected files regardless of previous backups?

Accepted Answer

Full

Answer

A full backup involves creating a complete copy of all selected data, regardless of whether it has changed since the last backup. This method ensures that all data is captured in a single backup set, making the restoration process straightforward and complete. While it requires more storage space and time compared to incremental or differential backups, it offers the most comprehensive data protection.

Question 4

What is Active Directory used for?

Accepted Answer

Organizing and securing user access

Answer

Active Directory (AD) is a directory service developed by Microsoft for Windows domain networks, primarily used for centralized management of network resources. It stores information about users, computers, and other devices, providing authentication and authorization services. This allows administrators to efficiently organize and secure user access to network resources and enforce security policies.

Question 5

Which tool is used to monitor system performance in Windows?

Accepted Answer

Task Manager

Answer

Task Manager is a utility in Windows that provides real-time information about running processes, applications, and system performance metrics like CPU, memory, disk, and network usage. It allows users to monitor system health, identify resource-intensive applications, and troubleshoot unresponsive programs. Device Manager manages hardware, Control Panel configures system settings, and Event Viewer logs system events.

IT - Information Technology Certified Practice Test

IT - Information Technology Certified Practice Test

Free IT Operations & System Administration Questions and Answers