Answer:
Optical system. An overhead projector works on the same principle as a slide projector, in which a focusing lens projects light from an illuminated slide onto a projection screen where a real image is formed.
Explanation:
A person is to find the information to be classified on the internet are the best in the screenshot.
What is internet?
The word “internet” is also referred to as “net.” The global system of networks known as the Internet. Online services offered via the Internet include social media, email, and others. The without internet are the not possible to share the information at the time.
A person is to find the information through which the internet is the best to justify. There used of the internet are the search the information with the help of the internet are the mic, keyboard. The information are the save and the screenshot was the used.
As a result, the person is to find the information to be classified on the internet are the best in the screenshot.
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The 4gl languages that enable non-programmers to use certain easily understood commands to search and generate reports from a database are called <u>query</u>.
<h3>What is 4gl?</h3>
A computer programming language that is part of a class that is intended to improve upon third-generation programming languages (3GL) is known as a fourth-generation programming language (or 4GL).
Every generation of programming language strives to provide a greater level of abstraction of the internal workings of the computer hardware, making the language more user-friendly, potent, and adaptable.
Despite the fact that the definition of 4GL has evolved over time, it can still be characterized by the fact that it works more with large groups of data at once rather than concentrating on just bits and bytes.
The support for report generation, database management, mathematical optimization, GUI development, and web development may be found in languages that advertise themselves as 4GL. According to some academics, domain-specific languages include 4GLs as a subset.
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I don’t know if I 100% understand the question… But GPS/ Geotracking can be used to track your device at specific times
