The correct answer for this question is this one: "a. wireless local area network (WLAN)."
<span>The technology that is predominately used for contactless payment systems is called the </span><u>wireless local area network (WLAN)</u><u />. It is even used now a days.
Hope this helps answer your question and have a nice day ahead.
Answer:
Testing
Explanation:
From the question, we understand that Carlos just finished the coding of the app.
In software development life cycle, the coding phase is where Carlos is expected to make use of his choice of programming language to design the app;
This stage is an integral part of the implementation process and according to the question, the coding has been completed;
The next phase or stage after the implementation phase is testing.
Hence, Carlos is getting ready to test the app.
Answer:
20
Explanation:
assuming the print statement is not indented, the program effectively calculates 2+5+6+7.
The range(...) is <em>excluding </em>the end value (8 in this case).