1. The answer is Command-line base
MS-DOS is a single user, single tasking OS that use a command line interface. MS –DOS is the perfect example of a command line interface. CLI is a text based interface used by operating systems and software and performs particular tasks by entering commands. Unlike the GUI (Graphical User Interface), the CLI uses a very easy mechanism which is not user friendly.
2. The answer is carry electrical current
Transistors are semiconductor devices used to control the flow of electricity in circuits. They contain three layers of silicon that are used to amplify or switch electric currents. They are very fundamental in modern electronic devices and are considered one of the greatest inventions in modern history. In small quantities, transistors are used to make simple switches and digital logic. In huge quantities, transistors are interconnected and combined into small chips that create complex ICs, computer memories, and processors.
3. The answer is True
A peripheral device such as a keyboard, a mouse, or a printer is a hardware input or output device that gives the computer additional functionalities and serve as an auxiliary computer device. They are commonly known as I/O devices because they provide input and output information for the computer.
4. The answer is A: Interacts with or sends data to the computer
A peripheral device as mentioned above is used to input information into and get it out of the computer. In addition, an input device sends data, information, or instructions to the computer. Examples of input devices include, keyboard, mouse, graphics tablet, game controller, read only memory, and many more.
5. The answer is doc
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Doc file extension is the general default binary and XML-based format for Word 97 all the way to Word 2019. This file extension can contain formatted texts, tables, images, page formatting, and graphs. Depending on the versions of the Microsoft Word, the standards for the DOC extension change slightly from .doc to .docx
