INTERNATIONAL INDIAN SCHOOL-DAMMAM

                    DEPARTMENT OF COMPUTER SCIENCE

                          BOYS ‘SECONDARY SECTION

Theory  Questions  in  C++                      Max. Marks : 4


Chapter-1 , chapter-2, 3&4  refer corresponding worksheets.

Chapter –5

1.     Explain the following functions with examples :

i.              getchar()

ii.         putchar()

iii.    gets()

iv.         puts()

v.                                                  fflush()

chapter –6

1.     What is array and why do we need to use array?

2.     What is base address of an array?

3.     Why array is called derived data type?

4.     Why array is  called static type?

5.     How do u initialize   integer arrays?

6.     What is 2D array  explain with  examples.

7.     What is string ?

8.     How do u read strings?

9.     What is ‘\0’? Why is needed?

10.             What is multidimensional arrays ?

Chapter-7

1.     What are functions in C++? Why is needed?

2.     What is function proto type?

3.     What are arguments? What are return types?

4.     What is function definition and function call?

5.     What is passing constants to functions?

6.     What are actual and formal arguments?

7.     What is cal by value and call by reference?

8.     What are default arguments?

9.     What is  the scope of the variables ?

10.                     What is nested functions ?

11.                     How do u pass array to functions?

12.                     What is auto or local variables?

13.                     What is static variables ? What  is the difference between  local static and global variables ?

14.                     What is global variables?

15.                     What is the life time of the variables?

16.                     What is meant by visibility of variables?

17.                     What is  function over loading ?

18.                     What is recursive functions ?

19.                     What is the use  of return statement ?

20.                     What is the difference between  bult-in functions and user –defined functions

21.                     What are reference variables? What is its use?

22.                     What is default  return type of an function ?

23.            Name the different types of formal parameters  supported in C++

 

Chapter –8.

Explain the  the following function with examples

 Isaplha(), isdigit(), isupper(), islower(),isalnum(), tolower(), toupper(), strlen(), strcpy(), strcmp(), strrev(), fabs(), abs(), floor(), fmod(),  log(), log10(), frexp(),  pow(), sqrt(), sin(), cos(), tan(), atoi(), itoa() labs(), atof() .

More gothrough help file in c++

chapter-9 structures

1.     What is structure ? differentiate  arrays and structures ?

2.     How do u access struct members

3.     How do u initialize struct members

4.     What is nested structure ?

5.     What is  the use of typedef?

6.     What  enum, ? explain with example.

7.     What is the use of :: operator?

8.     What   is  the use of structure  specifier?

9.     What is  the use of arrays of structures ?

10.            What is  global structures ?

 

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