Answer:
D
Explanation:
Boolean Operators are simple words (AND, OR, NOT or AND NOT) used as conjunctions to combine or exclude keywords in a search, resulting in more focused and productive results. ... Proximity Operators (with, near and others) can also help you in searching. See Using Proximity Operators for more details and examples.
Because it is the back-end programming. It is the basis of all of the other computer languages and allows the computer to function.
Shutter speed<span> is </span>generally measured<span> by the scientific symbol “s”. The </span>measurement means<span> that the </span>measurements<span> in "s" is the reciprocal of the number when the denominator is put on the numerator side instead. ... Aperture is </span>measured<span> by f's.</span>