The ________ function looks for a value in the top row of a table and returns a value from a row in the same column

TCP is a robust protocol: sequencing and error correction are assured, but there is a penalty in overhead (e.g., if no resequencing or error correction is needed). UDP does not provide these services but is correspondingly simpler. Cite specific situations in which the lightweight UDP protocol could be acceptable, that is, when error correction or sequencing is not needed.

What will be an ideal response?

Rewrite the program while_1 (page 405) so that it runs faster. Use the time builtin to verify the improvement in execution time.

What will be an ideal response?