This is the c++ programming questions and answers section on "Interfaces" with explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understand.
1. which of the following is used to implement the c++ interfaces?
- A. absolute variables
- B. abstract classes
- C. constant variables
- D. none of the mentioned
Answer: Option B
Explanation:
abstract classes
2. What is the ability to group some lines of code that can be included in the program?
- A. specific task
- B. program control
- C. modularization
- D. macros
Answer: Option C
Explanation:
Modularization is also similar to macros but it is used to build large projects.
3. How many types does functions fall depends on modularization?
Answer: Option B
Explanation:
There are two types of functions.They are program control and specific task.
4. How many types of modularization are there in c++?
Answer: Option D
Explanation:
There are two types of modular programming.They are interface and implementation.
5. What does the client module import?
- A. macro
- B. records
- C. interface
- D. none of the mentioned
Answer: Option C
Explanation:
Because they access the functions in the module using interface.
