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Orlov [11]
3 years ago
14

Explain the history of computing of mechanical era

Computers and Technology
2 answers:
PilotLPTM [1.2K]3 years ago
6 0

Answer:

there a lot and there some stuff we dont know

Explanation:

OLga [1]3 years ago
4 0

Answer:The Mechanical Era

Created a machine that could add and subtract numbers. Dials were used to enter the numbers. ... Designed a machine called the Analytical Engine. The design had all the basic components of a modern day computer. In addition, it was designed to be programmable using punched cards.

Explanation:Hope this helped

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A bag of cookies holds 40 cookies. The calorie information on the bag claims that there are 10 servings in the bag and that a se
laila [671]

Answer:

import java.util.Scanner;

public class ANot {

   public static void main(String[] args) {

   Scanner in = new Scanner (System.in);

       System.out.println("How many cookies did you eat today");

       int numOfCookies = in.nextInt();

       double numCalories = (numOfCookies*300)/4;

       System.out.println("The total number of calories you consumed in "+numOfCookies+" cookies is " +

               " "+numCalories);

   }

}

Explanation:

This code is implemented in Java.

  1. We know from the question that 4 cookies contain 300 calories
  2. Therefore number of calories consumed = (number of cookies eaten*300)/4
  3. To implement this in java we used the scanner class to prompt user for the input
  4. save the input to a variable and write mathematical expression for the number of calories consumed
  5. Then output the result

4 0
3 years ago
4. In Drag and Drop method of Excel , to copy the data , you need to press __________ key while dragging the cells.
alexgriva [62]

Answer:

The <u>control</u> [Ctrl] key

Explanation:

While holding down left click and pressing control key it will copy to where you drag and drop it.

6 0
3 years ago
Explain the Decision making statement​
Blizzard [7]

Answer:

Decision making structures require that the programmer specify one or more conditions to be evaluated or tested by the program, along with a statement or statements to be executed if the condition is determined to be true, and optionally, other statements to be executed if the condition is determined to be false.

4 0
3 years ago
Object-oriented systems have three general types of cohesion: _____, _____, and _____. A. method, class, inheritance B. method,
Verdich [7]

Answer:

D. method, class, generalization/specialization

Explanation:

The Cohesion is said to be the level to what an element of a module is related to others. Generally, the cohesion can be understood as an internal adhesive that holds together the modules. If the software is good then it is going to have high cohesion. Method and class are type of cohesion, as they hold the modules together. And generalization/specialization also is a general type of cohesion as generalization tracks the common features among the class, and binds them into one superclass. However, the specialization means creating subclasses out of the classes, and which is the meaning of the specialization. In an ideal situation, there should be high cohesion or single responsibility. However, in the case of inheritance, there can be multiple responsibilities. And hence composition like a generalization, specialization, association, aggregation are used to make use of the composition for reuse rather than inheritance. Have you seen language supporting multiple inheritances. You will never see it though there is some way. And its never allowed to ensure high cohesion. And hence three general types of cohesion are method, class and generalization/specialization. And this is option D.

4 0
3 years ago
Hilda is troubleshooting a problem with the encryption of data. at which layer of the osi reference model is she working?
Fittoniya [83]
The la<span>yer of the osi reference model that hilda is currently working on is: presentation
On Osi reference model, the presentation layer is created </span><span>to take care of the semantics and syntax of the information exchanged between two systems. The presentation layer will make sure that the receiver of the information will understand the data that being given.</span>
7 0
3 years ago
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