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Problem:
(a) What is the main advantage to using a data file?
(b) What is meant by opening a data file? How is this accomplished? Illustrate your answer clearly with a suitable example.
(c) Write a simple C program that will allow a user to type in a sentence in lowercase and which will store the same as uppercase in a data file. Here the data file must be created in the same program.
(d) Write a simple C program that will now access the data file created in part(c) above and which will read the sentence typed.
(e) Differentiate between the ‘Object-Oriented' programming concept and ‘structural programming'.
(f) What is the difference between an object and a class in OO programming?
(g) Suppose you need to write an Object-Oriented program for maintaining the student records at the university.
What data should be stored inside the object representing the students?
To what messages should the object be able to respond?
What are the other objects that might be used in the OO program?
3 . Write a ‘C’ program to accept any 3 digit integer number from the keyboard and display the word equivalent representation of the given number.
A: The simplest way is to use a stringstream: #include #include #include using namespace std; string itos(int i) // convert int to string { stringstream s;
solve mesh and nodal analysis through c/c++?
Integer literal Integer is numbers without fractional parts. e.g. 20 // Decimal 024 // Octal 0x14 // Hexadecimal To indicate long, unsigned,
C++ improves on many of C's features and provides object-oriented programming capabilities used for software production, quality and reusability. C++ was developed by Bjarne Strons
Aim: To implement a program to swap two numbers using reference arguments. Code: void swap(int *a, int *b) { int temp; temp=*a;
Write a program that finds the minimum total number of shelves, including the initial one required for this loading process
electricity biil code
Write a C program to input five numbers and print them out on a new line e.g 5, 10, 15, 20, 25 displayed as 5 10 15 20 25 #include stdio.h void main() {
Write a program IdentyfyWordsMain.java reading a fi le (like HistoryOfProgramming) and divide the text into a sequence of words (word=sequence of letters). Save the result in a new
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