Which of the following statements are correct about an array? 1: The array int num; can store 26 elements. 2: The expression num designates the very first element in the array. 3: It is necessary to initialize the array at the time of declaration. 4: The declaration num[SIZE] is allowed if SIZE is a macro.
Options: A) The design of the screen the user will see and use to enter or display data
B) System analysis defines the format and type of data the program will use
C) System Analysis involves creating formal model of the problem to be solved
D) None of the above
What is the name given to the exchange of control signals which is necessary for establishing a connection between a modem and a computer at one end of a line and another modem and computer at the other end?