Suppose within your web browser you click on a link to obtain a web page. the ip address for the associated url is not cached in your local host, so a dns lookup is necessary to obtain the ip address. suppose that n dns servers are visited before your host receives the ip address from dns; the successive visits incur an rtt of rtt1, …, rttn. further suppose that the web page associated with the link contains exactly one object, consisting of a small amount of html text. let rtts denote the rtt between the local host and the server containing the object. assume that the transmission time of the object is ti. how much time elapses from when the client clicks on the link until the client receives the object

The "instance" relationship shows that something is an object of a

Which of the following statements is false? a. a class can directly inherit from class object. b. if the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. c. a class's instance variables are normally declared private to enforce good software engineering. d. it's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires.

Multiple choice project create a program with two multiple choice questions. 1. users have two attempts only, show attempt number each time. hint: while loop with break control. (20%) 2. only one correct answer for each question, use switch case for each question. (20%) 3. show total score after the two questions are answered. hint: . (20%) 4. user have options to answer the two questions again if first attempt score is not 100%. hint: if statment. (20%) 5. use string method .toupper() to allow users to enter with lowercase or uppercase letters. (20%) 1. where is the capital of the state of florida? a. orlando b. tallahassee c. miami d. tampa b 2. where is walt disney world park located in florida? a. orlando b. tallahassee c. miami d. tampa a