I believe they are called track changes. because when you scroll to the top you are able to track the changes to see where things changed. hope this helps.
Answer:
Multiplexing
Explanation:
Multiplexing allows transport layer to combine data packets from different application layers in one envelope with header and directing as a segment toward the receiving services.
<em>Demultiplexing</em> later uses the header information to differentiate the packets from different application layer sources.
They work to a depth of just over four kilometres, and can "ping" once a second for 30 days before the battery runs out, meaning MH370's black box stopped pinging around April 7, 2014. After Air France flight 447 crashed into the Atlantic Ocean, it took search teams two years to find and raise the black boxes.
Answer:d)Intellisense
Explanation: Visual Studio.NET is the tool for the development of the application .Intellisense is the type of code that is found in the Visual Studio.NET which is used for the intelligent completion of text or code. The factors present in the Visual studio NET has are tracking of the values, increasing the understanding of code,presenting the class member etc.
Other options are incorrect because real time error checking is for the checking of the error raising at the time of execution, Quick info is for gaining data rapidly and outlined code are for display of the hierarchical structure of codes.Thus, the correct option is option(d).