Important questions of C language BCA-1

Q. 1        Explain C Program structure.

Q. 2        Explain variable naming rules and scope of variable.

Q. 3        List out various operators available in C. Explain any three.

Q. 4        Explain data types available in C.

Q. 5        Explain pre-processor directives.

Q. 6        List out selective control structures. Explain any one with example.

Q. 7        What is loop ? How many loops are there in C? Explain any one with example.

Q. 8        Explain jumping statements. (break, continue, goto)

Q. 9        Explain any five string handling functions.

Q. 10      Explain I/O formatting functions.

Q. 11      Difference between malloc() and calloc().

Q. 12      What is UDF? Write down  its types. Explain any one with example.

Q. 13      What is array? List out its types. Explain any one with example.

Q. 14      Explain initialization and working with array.

Q. 15      Explain declaration and definition of structure.

Q. 16      Explain pointer to structure.

Q. 17      Difference between structure and union.

Q. 18      What is pointer? Explain pointer to array.

Q. 19      Explain following functions : fopen, fprintf, fscanf,  fseek, ftell, fclose.