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B.   Fill in the blanks.

                       1.  The ……………….....…… function returns true if the provided character is a digit from 0 through 9.
                       2.  The body of the ……………….....…… loop executes at least once.

                       3.  Apps created by combining the features of a native app and web app is called ……………………
                           app.

                       4.  In call by ……………….....…… technique reference or memory address of variables are passed to a
                           function.

                       5.  ……………….....…… simplifies the code by breaking it into smaller units.
                       6.  A ……………….....…… file can be defined as a collection of predefined functions.

                       7.  ............................ is an operating system for mobile devices developed by Google.

                  C.   Write ‘T’ for true and ‘F’ for false.
                       1.  Public members of a class can be accessed in the class in which they are declared.   …..………………

                       2.  The output of the abs(67) function will be -67.                               ……………………
                       3.  The continue statement skips the current iteration of the loop.               ……………………

                       4.  The isalpha( ) function returns true if the provided character is an uppercase or
                           a lowercase letter.                                                           ……………………

                       5.  The functions written in the header files are called library functions.       ……………………
                       6.  There is no difference between do-while and while loops.                      ……………………

                       7.  Vedantu is an example of a social networking app.                                .....................

                                                             Section B


                  A.   Short answer type questions.
                       1.  What is the use of the return statement in a function?

                       2.  Define inheritance.
                       3.  Write the names of all the jump statements provided by C++.

                       4.  How can we call a header file in a program?
                       5.  Write the syntax to declare a variable inside the for loop.
                       6.  What are e-commerce apps?

                  B.   Long answer type questions.

                       1.  What is the difference between function overloading and overriding?
                       2.  Can a while contain another while loop? If yes, write the syntax to do the same.
                       3.  What is the difference between formal parameters and actual arguments?

                       4.  What is the difference between isalpha( ) and isalnum( ) functions?
                       5.  What is educational apps? Give any two examples.




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