ICT with Era

OS is the bridge between the user and the device hardware. Mobile operating systems power our phones Android, iOS, BlackBerry OS, and Windows Phone ,while computer operating systems like Microsoft Windows, macOS, and Linux (including Fedora and Ubuntu) drive computers.

CPU clock speed refers to how fast a computer’s processor executes instructions. It is usually measured in gigahertz (GHz), which means billions of cycles per second.

A selection control structure in an algorithm is used to make decisions based on certain conditions. It allows the program to choose different paths of ex*****on depending on whether a condition is true or false.

Algorithm is a step-by-step way to solve problems 💻.

Erangika Kankanamge

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