System & Network Administration

What are the main components of IT infrastructure?

• Hardware, software, network, and human resources

• Hardware, software, network, and facilities

• Applications, policies, and cloud storage

• Only computers and routers

A firewall is used in IT infrastructure to:

• Block physical intrusions into the data center

• Protect the network from unauthorized access

• Improve computer processing speed

• Store sensitive data securely

What does RAID stand for in storage management?

• Redundant Array of Independent Disks

• Random Access Internet Data

• Remote Automated Information Drive

• Real-time Automated Infrastructure Database

Which IT infrastructure component allows centralized access to applications?

• Workstation

• Data center

• Firewall

• Network switch

The role of a UPS (Uninterruptible Power Supply) in IT infrastructure is to:

• Improve internet connection speed

• Provide temporary power during outages

• Store critical files securely

• Enhance wireless network range

Which of the following is NOT a component of cloud infrastructure?

• Virtual machines

• Network infrastructure

• Physical servers

• Mechanical hard drives

What is the primary advantage of virtualization in IT infrastructure?

• Reducing software licensing costs

• Allowing multiple operating systems to run on a single physical machine

• Eliminating the need for hardware

• Improving physical network security

Which storage type is best suited for high-speed performance in enterprise systems?

• HDD

• SSD

• NAS

• Tape backup

What is the purpose of redundant IT infrastructure?

• Reduce network latency

• Increase system availability and reliability

• Improve data processing speed

• Decrease network bandwidth usage

Which type of IT infrastructure is commonly used in cloud computing?

• Traditional physical servers

• Hybrid infrastructure

• Isolated computing environments

• Mainframe-only networks