CS410 Midterm Subjective

1 - Choose Command line user interface

1. MS DOS
2. MS Windows
3. MS Word
4. MS Visio

2 - C language is an extensible language.

1. TRUE
2. FALSE

3. 4.

3 - Window Operating System Do not give us

1. Direct memory access
2. Direct access video ports
3. Direct memory interrupt
4. All of the given

5 - Name of Two dimensional array is the address of _________

1. First Column
2. First Row
3. Last Row
4. Last Column

6 - *(a+i) can also be written as ________________

1. a[i]
2. a[i+1]
3. *a
4. *a+1

7 - char (*ptrString)[4][2]; How many bytes will be skipped by the statement ptrString += 2?

1. 2. 3. 4.

8 - What is a function pointer?

1. A pointer that passes as an argument to the function
2. A pointer that is declared inside the function
3. A pointer that points to the starting address of the function
4. A pointer that takes return value of some other function

10 - How many bytes will be allocated to abc; Union person{ Char name[30]; Int age; Float height; }; void main(){ person abc; }

1. 2. 3. 4.

11 - We can display symbolic constants instead of numeric values using:

1. Structures
2. Enumeration
3. Unions
4. Typedef

12 - Union Person { char name[30]; //30 bytes int age; float height; }; How many bytes will skip after executing ptr = ptr +1. Union Person abc, *ptr; Ptr = &abc; ptr = ptr +1;

1. 30 bytes will skip after executing ptr = ptr +1
2. 31 bytes will skip after executing ptr = ptr +1.
3. 32 bytes will skip after executing ptr = ptr +1.
4. 38 bytes will skip after executing ptr = ptr +1.

13 - -------------macro expands to the constant 1, to signify that this compiler conforms to ISO Standard C

1. __STDC__
2. __STDC_VERSION__
3. __STDC_HOSTED__
4. None of the given

14 - Preprocessor directive starts with _________ symbol.

1. #
2. &
3. *
4. %

15 - ___________ is used to check the predefined identifiers.

1. #include
2. #ifdef
3. #def
4. #elif

17 - Identifier is not replaced if it appears

1. In a comment
2. With in a string
3. As a part of a long identifier
4. All of given

18 - ____________ is/are type(s) of macro

1. Object-like macro
2. Function-like macro
3. Both of the Given
4. None of the given

20 - We can undefine already defined preprocessor directive using

1. #undef
2. #unifdef
3. #unenddef
4. None of given

21 - Specific memory areas where parameters are copied are ______________

1. Stacks
2. Arrays