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Dafna1 [17]
3 years ago
9

Describe three main types of testing and the order in which they are performed.

Computers and Technology
2 answers:
butalik [34]3 years ago
8 0

Answer: The three types of testing in the computing field are unit testing, integration testing and system testing .The following testing are mentioned in working order of as follows:-

  • Unit testing -It is the testing that is used for the evaluation of the task performed by small unit code of the software system.It has the main focus on the function testing of the codes individually.

  • Integration testing:- It checks the modules that are combined togather are working in the required manner or not. It can evaluate almost whole system through it's testing . Top-down integration and bottom-up integration are the two methods for integration testing.

  • System Testing:- system testing is the evaluation that covers the complete system by functional and non-functional test.The parameters tested in this testing are usability, reliability, scalability,security etc.

horsena [70]3 years ago
7 0

Answer and explanation:

There are four (4) main types of testing and the order in which they are performed is the following:

1) Unit Testing

2) Integration Testing

3) System Testing

4) Acceptance Testing

<em>Unit testing</em> is usually made by software developers individually. Modular codes are used so it implies they will be more reliable easier to be reused. <em>Integration testing</em> implies combining the results of the testing in unit testing. The goal of this testing is to measure how well the system works by interacting with others. <em>System testing</em> comes third after evaluating all the units as only one- At this level, the system is evaluated to find out if it meets the requirements established. Finally, <em>acceptance testing</em> takes place before the software will be sent to the final users.

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Help ASAP
Gelneren [198K]

Answer:

By supplying a variety of charts and graphs to present the information in best way.

By tracking and analyzing the data

By conveying large amount of numerical data in more understandable format.

Explanation:

You need to know the limitations of Excel software. You will find that it does not support more than 3 variables while analyzing. However, if you use analytic software like Tableau and Microsoft Power BI then you can use a lot number of variables. And this is done through graphs and charts, and the other variables apart from x, y, z are the colors, shades. etc. Even color alone can add a good number of variables, and hence you can understand. Thus, you will be able to query better. Queries become better if you have more variables. And charts and graphs always present the information in the best way/ Also you can track and analyze the data. And through it conveying a large amount of numerical data in a more understandable format is made possible, and this is definitely quite helpful. Hence, all of the options mentioned above are helpful. But they do not do complex calculations and complex queries in fact.

4 0
3 years ago
Read 2 more answers
Select the proper ergonomic keyboarding techniques.
SCORPION-xisa [38]

Answer:

The correct options are;

-Position the keyboard directly in front and close to you so you don't have an excessive reach

-Keep your shoulders, arms, hands and fingers relaxed

-Position your wrists straight or in neutral position while typing

-Adjust your chair height and position so your feet rest flat on the floor, or add a footrest to compensate for a higher chair

-Adjust the keyboard height so that your shoulders can relax and your arms are straight in front of you

Explanation:

1) It is important to keep the fingers in a relaxed position when typing

2) Ensure to type in a tapping fashion when typing rather than pressing on the keys of the keyboard

3) The fingernails should be kept short when frequent typing is done

4) The wrist is better kept above the keyboard than resting on it

5) Ensure that the mouse is easily reached.

4 0
3 years ago
Write code that prints: usernum ... 2 1 blastoff! your code should contain a for loop. print a newline after each number and aft
Svetradugi [14.3K]

You never said what language so I used C

#include <stdio.h>

<span>int main () { </span>

<span>  int a;  </span>

<span>  for( a = 3; a > 0; a-- ){ </span>

<span>      printf("%i \n", a); }</span>

<span>  printf(" Blast OFF !!!\n");   </span>

<span>return 0; </span>

<span>}</span>

4 0
3 years ago
Why is OS important in every data processing system? <br>Please Answer Fast! ​
Artist 52 [7]

Answer:

Functions of an operating system. An operating system provides three essential capabilities: It offers a UI through a CLI or GUI; it launches and manages the application execution; and it identifies and exposes system hardware resources to those applications -- typically, through a standardized API.

Explanation:

6 0
3 years ago
The file includes 4993 tweets including the keyword 'election'. Each tweet is represented in a separate line. Write a program to
Likurg_2 [28]

Answer:

import re

with open("../../Downloads/Tweets.txt","r", encoding="utf-8") as tweets:

   myfile = tweets.readlines()

   for item in myfile:

       item = item.rstrip()

       mylist = re.findall("^RT (.*) ", item)

       if len(mylist) !=0:

           for line in mylist:

               if line.count("#") >=1:

                   ln = line.split("#")

                   dm = ln[1]

                   print(f"#{dm}")

Explanation:

The python source code filters the document file "Tweets" to return all tweets with a hashtag flag, discarding the rest.

7 0
3 years ago
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