List the preprocessor directive that must be included for cin and cout to be used in a C++ program?

Which of the following statements tests if students have a grade of 70 or above, as well as fewer than five absences? a: if(grade > = 70 and daysabsent < = 5): b: if(grade > = 70 or daysabsent < = 5): c: if(grade > 70 and daysabsent < = 5): d: if(grade > 70 or daysabsent < = 5): i took the test the answer is a

Some peer-to-peer networks have a server and some don't. true false

Type the correct answer in the box. spell all words correctly. what is the default margin width on all four sides of a document? by default, the document has a margin on all four sides.