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Make a console application. Add class 'Account' having variables as num (integer) name (String), bal (double), ac_code (byte). Describe four different constructors to initialize these variables. Describe a class 'User'deriving from 'account' class. In user class add variables as group_no (int)and mail_id (string). Describe three constructors for User class and within them call dissimilar parameterized constructors of Account. Can we call these base class constructors as second or last statement in User constructors? Describe another class 'Admin'. Can the User class derive from both 'account' and 'Admin' classes? How to make Class Admin such that No class can derive from it? How to make Account class such that some methods will not be permitted to override ?
What are the types of convergences? Three different types of convergences are: a. The convergence of wireless and e-commerce technology b. The Convergence of E-Commerce a
Develop a regular expression for Real number and Real number with optional fraction (i) A regular expression for real number is [+ | -] (d)+. (d)+ (ii) A regular expression
The excess 3 code of decimal number 26 is ? Ans. (26) 10 in BCD is (00100110) BCD Add 011 to all BCD 01011001 for excess - 3
Q. Describe the Vertical Frequency or cycle? Like a Fluorescent lamp, the screen has to repeat same image many times per second to display an image to user. The frequency of th
I have chosen an imaginary example to illustrate the different stakeholder categories. At Home sells a selection of consumer products, currently listed in a paper catalogue, whi
Why pointer variable sometimes desirable to pass a pointer to a function as an argument? Frequently, a called function needs to make changes to objects declared in the calling
Message in C++ : * Objects converse by sending messages to each other. * A message is sent to invoke a method in C++. Method in C++: * Gives response to a message
When the get cursor command used in interactive lists? If the hidden information is not enough to uniquely recognize the selected line, the command GET CURSOR is used. The GET
Downcasting concept is the casting from a general to a more particular type, i.e. casting down the hierarchy in programming
Explain the characteristics and utilities available into java that makes it appropriate for developing e-commerce applications. Following are the characteristics and utilities
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