When in doubt, decompose (break into smaller parts) the problem!
You need to display a GUI.
You need to accept input from two widgets and convert it integers.
You need to add a range of numbers.
You need to concatenate a string of what you're doing with the addition.
You need to display an answer in a widget and maybe redraw the window.
I've been having success copying the assignment into my source file and decomposing it as comments to frame out my program.
Answer:
The answer is likely C. "Can be used by CSS to apply the same formatting to more than one HTML element."
Explanation:
Given that the name of the attribute is "class," it sounds like the kind of code that would be applied to multiple elements intended to display something a specific way.
Qualification:
I've invested hours of my time into learning HTML, but I've never dealt with the "class" attribute. So, maybe take my answer as a grain of salt.
Answer:
The purpose of the DASH protocol in the streaming videos are that it provide the high quality for the streaming media content from the HTTP servers.
DASH stands for the dynamic streaming over HTTP and it is a standard for the steaming over the HTTP that has potential for replacing the various technology. It is basically produces various on demand resources file depending upon the processing power and the bandwidth of the delivery to the clients.