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Studentka2010 [4]
2 years ago
6

The Early Days (Pre-Mechanical Period)​

Computers and Technology
1 answer:
Irina18 [472]2 years ago
7 0

Answer:

The earliest age of technology. It can be defined as the time between 3000 B.C. and 1450 A.D. When humans first started communicating, they would try to use language to make simple pictures – petroglyphs to tell a story, map their terrain, or keep accounts such as how many animals one owned, etc.

<h2>Please mark me as brainliest</h2>

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Why should you use a named constant for the size of an array?
Brut [27]
I can think of the following reasons:

- Avoid magic numbers. The constant will have a descriptive name like "MAX_MEASUREMENTS" so it can be inferred what the array size really means.

- Avoid duplication. There could be some related code (e.g., code that checks if an index is within the array bounds) that can benefit from using the same constant. Then it makes sense to tie them together such that if you change the constant, you're actually changing all its occurrances.

- Central configuration. By placing all your constants in a centralized place in the code, it is clear to see where your configuration resides. This is easier than having magic numbers scattered throughout the code.
3 0
4 years ago
Digital dashboards provide the decision makers with a quick overview of key performance indicators and other key operational sta
Alona [7]

Answer: E) Push reporting

Explanation:

Push reporting is defined as the reporting process in which information is believed to be shared by the reporter among the audience or viewers. Audience does not have any particular knowledge about that subject and basically unaware.Reporter researches about the topic significantly before sharing information.

Other options are incorrect because pull reporting is the reporting in which audience approach to gain knowledge on topic .Adhoc reporting is type of business intelligence mechanism. Exception reporting is reporting of actual task which moved away from expectation. Drill down reporting is exploration of data in layers.

Thus, the correct option is option(E).

6 0
3 years ago
One rule in the Java programming language is that you have to place a semicolon at the end of each statement. What is this rule
slavikrds [6]

Answer:

A data structure if I'm correct.

Explanation:

The computer would need to know when one command is over, as you can write code like this,

ellipse(20, 20, 20, 20);fill(255, 0, 240);

and without the semicolon it would end up looking like this,

ellipse(20, 20, 20, 20)fill(255, 0, 240)

and the computer would not know when you've stopped creating the circle and when you've started to color it.

8 0
3 years ago
Read 2 more answers
Wrire a code that display elements at indices 1 and 4 in the follwoing array.
Sveta_85 [38]

Answer:

Console.log(userArray[1]);

Console.log(userArray[4]);

Explanation:

The programming language was not stated; however, the variable declaration implies JavaScript.

JavaScript prints using the following syntax:

Console.log(print-name);

Since, the code is to print some elements of array userArray.

First, we need to determine the index of the elements.

The indices are given as 1 and 4.

So, the code to print these elements is as follows:

Console.log(userArray[1]);

Console.log(userArray[4]);

8 0
3 years ago
Write a function that accepts a pointer to a C-string as an argument and returns the number of words contained in the string. Fo
Anon25 [30]

Answer:

To preserve the original format of the answer, I've added it as an attachment

Explanation:

This line defines the function

int countWords(const char ptr){

   

This line initializes number of words to 0

   int words = 0;

The following iteration is repeated until the last character in the argument is reached

   while(*(ptr) != \0){

This checks if current character is blank

       if(*ptr==  ){

If yes, then it increments number of words by 1

        words++;

 }

This moves the pointer to the next character

       ptr++;

   }

This returns the number of words in the argument

   return words+1;

}

The main begins here

int main() {

This declares user input as a character of 200 length

   char userinput[200];

This prompts user for input

   cout << Enter a string: (200 max): ;

This gets user input

cin.getline(userinput, 200);

This passes the c-string to the function and also prints the number of words

cout << There are  << countWords(userinput)<< words;

Download cpp
4 0
3 years ago
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