An application is to be written that would allow students to find out their GPA(double) and their total number of credits (an integer) gives the student number(an integer) Which field will be tthe key field?

To insert a column without using commands in any tabs, a user can -click and then click insert column.

Assume that minutes is an int variable whose value is 0 or positive. write an expression whose value is "undercooked" or "soft-boiled" or "medium-boiled" or "hard-boiled" or "overcooked" based on the value of minutes. in particular: if the value of minutes is less than 2 the expression's value is "undercooked"; 2-4 would be a "soft-boiled", 5-7 would be "medium-boiled", 8-11 would be "hard-boiled" and 12 or more would be a "overcooked".

List a few alternative options and input and output over the standerd keyboard and monitor. explain their functioning in details.