Design a class mailbox that stores e-mail messages, using the message class from the previous exercise. implement the following methods:

a. public void addmessage(message m)

b. public message getmessage(int i)

c. public void removemessage(int i)

Alex’s family members live in different parts of the world. they would like to discuss the wedding plans of one of their distant relatives. however, alex wants all the family members to talk to each other simultaneously so that they can make decisions quickly. which mode of internet communication should they use? a. blog b. email c. wiki d. message board e. instant messaging

Which of these is an example of an integrated presentation? a. a table created in powerpoint b. an image pasted into powerpoint c. a caption created in powerpoint d. an excel chart pasted into powerpoint

Which syntax error in programming is unlikely to be highlighted by a compiler or an interpreter? a variable name misspelling a missing space a comma in place of a period a missing closing quotation mark