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vazorg [7]
3 years ago
15

Kayle is building a web form. He has included space where users can input their phone numbers and email addresses. However, he w

ants to validate people’s input in the web form so that the form doesn’t captures any gibberish or blank values. He also wants to validate the values before users submit the form. Which language can he use to address these concerns?
A.
Java
B.
C++
C.
Python
D.
JavaScript
Computers and Technology
1 answer:
Digiron [165]3 years ago
8 0

Answer:

D. javascript

Explanation:

use form validation method bro

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nataly862011 [7]

Answer:

identify materials to create a prototype

6 0
2 years ago
Darian is preparing for a presentation about the poor condition of the locker rooms at school. Match each of the key components
Gemiola [76]

Answer:

Purpose - To paurswade the board to change the conditions of the locker room

Topic - Locker room condition

Method - Electronic Slideshow

Audience - School Board

7 0
3 years ago
Select one technology limitation in regards to quality improvement (QI) programs Technology is not fast enough Not all electroni
pashok25 [27]

Answer:

The answer is "Not all electronic health records can generate quality reports" .

Explanation:

The main objective of QI is to improve results, that uses the CDC to identifies improvement as just an aspect of the three-pronged service delivery scheme. It uses information for decision-making to improve strategies, initiatives, and outcomes, and other option can be described as follows:

  • It the technology, which is fast enough.
  • In this technology vendors are interested.
  • In this, all the program does not require wireless networks.
3 0
4 years ago
What would be the results of the following code? int[] x = { 55, 33, 88, 22, 99, 11, 44, 66, 77 }; int a = 10; if(x[2] > x[5]
Nezavi [6.7K]

Answer:

The answer is "Option A".

Explanation:

In the given code an integer array "x" is defined, that stores some elements and another integer variable "a" is declared, that holds a value that is "10". In this code a conditional statement is defined, which checks array element value, in if block element of array that position is 2 is greater then the element of array that position is 5.if this condition is true, so variable a value is change that is equal to 5. In else block if the above condition is not true so the value of a variable is equal to 8, and another options is wrong that can be described as follows:

  • In option B, The given condition is not false, that's why it is not correct.
  • In option C, The value of variable a is changed when condition is true or false, that's why it is not correct.
  • In option D, It is wrong because we can compare array elements.

6 0
4 years ago
Give a big-O estimate for the number additions used in this segment of an algorithm.
rjkz [21]
Big-O notation is a way to describe a function that represents the n amount of times a program/function needs to be executed. 

(I'm assuming that := is a typo and you mean just =, by the way) 

In your case, you have two loops, nested within each other, and both loop to n (inclusive, meaning, that you loop for when i or j is equal to n), and both loops iterate by 1 each loop.

This means that both loops will therefore execute an n amount of times. Now, if the loops were NOT nested, our big-O would be O(2n), because 2 loops would run an n amount of times.

HOWEVER, since the j-loop is nested within i-loop, the j-loop executes every time the i-loop <span>ITERATES. 
</span>
As previously mentioned, for every i-loop, there would be an n amount of executions. So if the i-loop is called an n amount of times by the j loop (which executes n times), the big-O notation would be O(n*n), or O(n^2). 

(tl;dr) In basic, it is O(n^2) because the loops are nested, meaning that the i-loop would be called n times, and for each iteration, it would call the j-loop n times, resulting in n*n runs.

A way to verify this is to write and test program the above. I sometimes find it easier to wrap my head around concepts after testing them myself.
3 0
4 years ago
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