common computing devices and platforms

from Coursera "Introduction to Hardware and Operating Systems"

What are the three main types of stationary computing devices?

Workstations, servers, and tabletop (desktop) gaming consoles.

What components are typically found in a workstation?

Processors, memory, storage, slots for add-on cards, and ports for monitors, keyboards, mice, etc.

What operating systems do workstations commonly use?

Microsoft Windows, macOS, and Linux.

What is the primary purpose of servers in a network?

To enable shared access to media, manage print requests, store emails, and provide fault tolerance.

What is fault tolerance in servers?

The ability for work to continue even if one server fails, thanks to data redundancy.

Name some server operating systems.

Microsoft Windows Server, Linux, UNIX, macOS X, and FreeBSD.

What are key features of desktop gaming consoles?

Processors, memory, graphics processors, storage, and wireless connectivity (modern ones).

Are gaming consoles usually upgradeable?

No, they are generally not upgradeable.

What are the main types of mobile computing devices?

Laptops, tablets, mobile phones, and portable gaming systems.

What operating systems do laptops commonly use?

Microsoft Windows, macOS, Linux, and Chrome OS.

How do tablets differ from laptops?

They are less powerful (though improving), lack a physical keyboard, and are usually not upgradeable.

What operating systems do tablets use?

Microsoft Windows, iOS, and Chrome OS.

What are key features of mobile phones?

Specialized processors, SIM card slots, multifunctional charging ports, and wireless connectivity (Wi-Fi, Bluetooth, NFC).

What are the dominant mobile operating systems?

Android (Google) and iOS (Apple).

Are portable gaming devices upgradeable?

No, their hardware is generally not upgradeable.

What does IoT stand for?

Internet of Things.

What are some examples of consumer IoT devices?

Smart speakers, TVs, fitness trackers, smart appliances, light bulbs, and medical devices.

How do IoT devices communicate?

Via Wi-Fi, Bluetooth, NFC, Zigbee, and other wireless protocols.

Can IoT devices receive software updates?

Yes, but their hardware is usually not upgradeable.

What are some enterprise IoT devices?

Smart meters, occupancy sensors, security systems, and industrial monitoring devices.

What are the three main categories of computing devices?

Stationary, mobile, and IoT devices.

Which category of devices is most upgradeable?

Stationary (desktop) devices.

Which operating systems dominate the mobile market?

Android and iOS.