Answer: Media access control layer (MAC layer)
Explanation:
The media access control layer is also known as MAC layer. The main function of the media access control layer is that it is used in the transmission of the data into the frame and perform the error detection and the address recognition which basically govern the accessing to the local area network (LAN) transmission medium.
The media access control layer is basically responsible for transmission of the data packets from NIC (Network interface card) to the another channel.
<u><em>This is for answers not snap</em></u>
A bar code is a series of bars and spaces representing numbers or letters.
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Explanation:</u></h3>
A method that is used for the purpose of representing a data in the form of a picture or image that can be easily understood by the machine. It consists of many lines that has different widths and spaces. They either represent the letter or a number. These are mainly used for the representation of data in the machine understandable format.
For example an UPC-A bar codes has 12 numbers. The numbering system is represented by the first digit. The manufacturer will be represented by the next five digits in it. The product will be represented by the five digits following it. Check digit is represented in the last digit.
<span>A(n) ERP can replace many applications with one unified set of programs, making the system easier to use and more effective.
ERP stands for Enterprise Resource Planning system. It is a </span><span>set of integrated programs that manages vital business operations for an entire multi-site, global organization. It supports manufacturing & finance aspects of the organization. </span>