general knowledge Flashcards
how many bits in a byte
remember: (The ones and zeros are referred to as bits (short for binary digits).
Byte 8 bits
Kilobyte 1,024 bytes
Megabyte 1,024 kilobytes
Gigabyte 1,024 megabytes
Terabyte 1,024 gigabytes
Petabyte 1,024 terabytes
Exabyte 1,024 petabytes
Zettabyte 1,024 exabytes
Yottabyte 1,024 zettabytes
What determines a monitor’s resolution?
A monitor’s resolution is determined by the number of distinct pixels in each dimension that can be displayed. It’s usually quoted as width × height, with the units in pixels. For instance, “1920 × 1080” means the width is 1920 pixels and the height is 1080 pixels. Here’s what mainly influences a monitor’s resolution:
Panel Size and Type: The physical size of the monitor and the technology behind the panel (like LCD, LED, OLED, etc.) can impact how densely pixels can be packed together, hence affecting resolution.
What is the main component of a system unit?
The main component of a system unit in a computer is the motherboard. It serves as the central platform that connects all the components of the computer together, including the CPU (Central Processing Unit), RAM (Random Access Memory), storage devices (like SSDs and HDDs), and expansion cards (such as graphics cards, network cards, and sound cards).
What is another name for an OS?
Another name for an Operating System (OS) is “platform” or “operating environment.” These terms are often used interchangeably to describe the system software that manages hardware and software resources on a computer, provides common services for computer programs, and enables the user interface and application software to interact with hardware components. The term “platform” is particularly common when discussing the base software environment in contrast to the applications that run on top of it.
what is a toolchain
a collection of tools that work together to perform a complex task or create a software product
what is ECMAScript 2015+ vs es6?
ES6 and ES2015 are essentially the same thing. ES6 is the sixth edition of the ECMAScript programming language, which is standardized by ECMA International. ES2015 is simply the new name for ES6, reflecting the year it was released.
what is ECMAScript 2015+
The latest update on javascript programming. it is the adition of es6 and 2015 is the year it came out.
What is Babel?
Babel is a JavaScript compiler
Babel is a toolchain that is mainly used to convert ECMAScript 2015+ code into a backwards compatible version of JavaScript in current and older browsers or environments. Here are the main things Babel can do for you:
Transform syntax
Polyfill features that are missing in your target environment (through a third-party polyfill such as core-js)
Source code transformations (codemods)
And more! (check out these videos for inspiration)
what is eslint?
ESLint is a static code analysis tool that helps identify and fix issues in JavaScript code.
what is stylelint?
A mighty CSS linter that helps you avoid errors and enforce conventions.
what is eslintignore?
tells eslint what files in the app to ignore when linting
what is stylelint wordpress
a CSS linter that can be used with WordPress to ensure that CSS files adhere to WordPress’s CSS Coding Standards:
what is webpack
Webpack is a free, open-source JavaScript module bundler that helps developers organize and bundle assets into a single output file for use in a browser
how do you check what services are running on a specific port?
Get-NetTCPConnection -LocalPort [port number] | Select-Object LocalAddress, LocalPort, State, OwningProcess
