What are Computers ? | Let's learn the basics of Computers

This paragraph introduces the viewer to the basics of computer literacy. It starts by welcoming the audience to the first video in the computer literacy course and outlines the plan to cover theoretical aspects as well as practical demonstrations. The main question addressed is 'what is a computer?', and various examples are given, including laptops, tablets, smartphones, and desktop computers. The paragraph emphasizes the multi-purpose nature of these devices, highlighting their ability to perform multiple functions like watching videos, listening to music, messaging, and more. The difference between portable and non-portable devices is also discussed, with laptops, tablets, and smartphones being categorized as portable and the desktop computer as non-portable. The paragraph concludes with an introduction to the terms 'hardware' and 'software,' explaining that hardware refers to the physical parts of a computer and software to the instructions given to the computer to perform tasks.

This paragraph delves into the classification of smartphones as computers. It explains that smartphones, like traditional computers, are capable of running various programs and applications, making them multi-purpose tools. The operating system of a smartphone, such as Android, is highlighted as an example of software that enables the device to perform a multitude of tasks, including running social media apps, games, and other software. The paragraph also touches on the evolution of phones from basic models that could only make calls and send messages to modern smartphones that can shoot videos, take photos, and record audio. The information processing cycle is introduced, detailing the stages of input, processing, storage, and output, which are essential to understanding how computers work. The paragraph concludes with an example of adding a contact to a smartphone, illustrating how the device processes and stores the information.

This paragraph provides an in-depth look at the hardware components of a computer. It begins by explaining the concept of a system unit, which is the main body of a desktop computer containing all the necessary components for the computer to function. The paragraph describes the various ports and buttons found on the system unit, including the power button and the ports for connecting peripherals like a monitor, keyboard, and mouse. The difference between a desktop computer and a laptop is also discussed, with emphasis on the portability and built-in features of a laptop. The paragraph further explores the specifics of a traditional mouse and keyboard, explaining their functions and how they connect to the computer. It concludes by contrasting the built-in mouse and keyboard of a laptop with the external peripherals of a desktop computer.

This paragraph focuses on the features and functionality of laptops. It explains that laptops have built-in screens, keyboards, and mice, which are integrated into a single device for portability and convenience. The paragraph highlights the laptop's ability to work off a battery, making it a truly portable device in contrast to a desktop computer that requires a direct power source. The differences between a laptop screen and a monitor, as well as the built-in mouse pad versus a traditional mouse, are discussed. The paragraph also touches on the practical aspects of using a laptop, such as its sleep mode and the convenience of having all components in one place. It concludes by reinforcing that whether one uses a desktop or a laptop, the choice depends on the individual's needs and the tasks they plan to perform with the device.