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.
I have annotated the errors in the picture.
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<em>Hope this helps :)</em>
Answer:
Slide transition
Explanation:
See open chapter 4 page 49 and you will get it
- The subnet mask would be a 32-bit integer which is formed by assigning the host bits to all 0's and the networking bits to so many 1's.
- In this method, the subnetting separates the IP address between host and network addresses.
- The subnet mask covers an IP address with its 32-bit number, thus the term "mask".
Given:
Network IP address
Subnet numbers
Calculating the borrow bits:

a)
Calculating the dotted decimal value for the subnet mask:

b)
The additional bits which will be needed to mask the subnet mask that is = 4.
Learn more: brainly.com/question/2254014
Answer:
A trial balance will not balance if both sides do not equal, and the reason has to be explored and corrected.
Explanation:
The debit side and the credit side must balance, meaning the value of the debits should equal the value of the credit