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neonofarm [45]
2 years ago
13

PLS HELP!!

Computers and Technology
1 answer:
Vera_Pavlovna [14]2 years ago
7 0

Answer:

A. f/2.8

Explanation:

A hole within a lens, through which light travels into the camera body is referred to as the APERTURE.

It is typically expressed as "f number" in photography. Basically, a fast lens is any lens with a maximum aperture of f/4 or more i.e f/2.8 , f/1.8 , f/1.4 etc.

The smaller the number is the bigger the maximum aperture is. Hence, the bigger the maximum aperture the more light that your lens will allow in.

Therefore, the ideal aperture settings for a fast lens is f/2.8

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The smallest unit of a spreadsheet, and it is formed by the intersection of a row and a column.
slega [8]
The answer would be: B. Cell
5 0
3 years ago
Which of the following are incorrect? Group of answer choices An interface can contain constructors. You may declare a final abs
spin [16.1K]

Answer:

Explanation:

1. The answer is No, interface cannot have constructors. ... In order to call any method we need an object since there is no need to have object of interface, there is no need of having constructor in interface (Constructor is being called during creation of object).

2.A final class is considered complete and can not be subclassed (It's methods can not be overridden ). In case of abstract class, we have to proved implementation to abstract methods in subclasses. A final class can not have abstract methods and an abstract class can not be declared final.

3.private constructors are acceptable, however the class should be marked final instead, as doing so means the class is to be extended.

4.Yes! Abstract classes can have constructors! Yes, when we define a class to be an Abstract Class it cannot be instantiated(i.e an object cannot be created) but that does not mean an Abstract class cannot have a constructor. Each abstract class must have a concrete subclass which will implement the abstract methods of that abstract class.

6 0
3 years ago
Read 2 more answers
Which statement best describes the types of products and services that are suitable for online sale?
garri49 [273]

A statement which best describes the types of products and services that are suitable for online sale is: D. Not all products or services are well-suited for sale on the Internet.

<h3>What is e-commerce?</h3>

E-commerce is also referred to as an online sale and it can be defined as a business model which is designed and developed to involve the buying and selling of goods (products) over the Internet.

Basically, e-commerce technologies are designed and developed to comprises software and information technology (IT) systems which typically support safe and secure transactions over network and the Internet, so as to make e-commerce possible.

<h3>What is a product?</h3>

A product can be defined as any physical object (tangible item) that is typically produced by a manufacturer so as to satisfy and meet the demands, needs or wants of every customer. Some examples of a product include the following:

  • Mobile phones
  • Television
  • Microwave oven
  • Laptop

In conclusion, we can infer and logically deduce that it is not all products or services that are well-suited for sale on the Internet through e-commerce.

Read more on e-commerce here: brainly.com/question/23369154

#SPJ1

4 0
2 years ago
PHP Create a for loop that initialize with the variable $i = 10 The loop outputs $i as long as $i is greater than 1 using for lo
Tanzania [10]

Answer:

The PHP code is as follows

<?php

for ($i = 10; $i>1; $i--)

{

echo $i.' ';

}

?>

Explanation:

The code is self explanatory and doesn't require comments before it can easily understood.

The program starts with a php opening tag <?php

And it ends with the closing tag ?>

The interpretation of the question is to print integer values from 10 to 1

To do this, an iteration is needed.

The above program makes use of a for loop iteration.

Analysis;

for ( -> This shows that it is a for loop iteration

$i = 10; -> Iterating variable $i is initialized to 10 (that is; printing will start at 10)

$i>1; -> Iteration is valid while $i is greater than 1 (e.g. 2,3,4...10)

$i-- -> For every Iteration, decrease $i by 1

) -> End of Iterating condition

echo $i.' '; -> This line prints the valid values of $i. In this case, the values of $i is from 10 and stops at 2

The output is as follows

10 9 8 7 6 5 4 3 2

4 0
3 years ago
Everything is made of tiny Antoms each of these Antoms is made up of a core that has a positive charge and some electrons that c
arlik [135]

Answer:

Magnetism

Explanation:

Magnetism or magnetic energy is a natural phenomenon, we can find magnetism in some materials like nickel, cobalt, and iron, or their alloys are magnets, this was produced the first time in Greece at the city Magnesia del Meandro, for this city is the name magnetism, there were stones that attracted and this was called natural magnetism.

4 0
3 years ago
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