Basics of IT infrastructure: hardware, software, and networking

What does IT infrastructure refer to?

• Only networking devices

• Only software applications

• Integrated components and services supporting IT services

• Only hardware components

Which of the following is an example of input hardware?

• Monitor

• Printer

• Keyboard

• Speaker

Which type of network is limited to personal devices within 10 meters?

• Local Area Network (LAN)

• Wide Area Network (WAN)

• Personal Area Network (PAN)

• Metropolitan Area Network (MAN)

What is the role of application software?

• To manage system resources

• To enable users to perform tasks

• To provide security updates

• To control hardware

Which of the following is a type of secondary storage hardware?

• RAM

• CPU

• Hard Disk

• Monitor

What does a router do in a network?

• Stores data

• Facilitates communication between networks

• Provides user interface

• Processes data

What is the main purpose of regular software updates?

• To change the user interface

• To improve graphics

• To increase storage capacity

• For security and functionality

What type of hardware is a modem?

• Networking device

• Output hardware

• Processing hardware

• Input hardware

Which type of communication uses Ethernet cables?

• Wireless communication

• Wired communication

• Satellite communication

• Bluetooth communication

Which wireless technology is commonly used for short-range communication between devices such as smartphones and wireless headphones?

• Bluetooth

• RFID (Radio-Frequency Identification)

• GPS (Global Positioning System)

• 4G