C Language INTERVIEW QUESTION & ANSWERS
| 66. |
What are the uses of a pointer? |
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Pointer is used in the following cases
- It is used to access array elements
- It is used for dynamic memory allocation
- It is used in Call by reference
- It is used in data structures like trees, graph, linked list etc.
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| 67. |
What are linker error? |
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The Linker Errors occur during the linking process when the external symbols referred to by the program are not resolved. |
| 68. |
What are runtime error? |
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The Runtime Errors occur while a program is being run and hence the name. They occur due to both program internal and external factors. |
| 69. |
When do we get logical errors? |
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- The Logical Errors occur if the solution procedure for the given problem itself is wrong.
- In this case, the outputs produced by the programs would be incorrect.
- Correcting the solution procedure itself by better understanding of the problem eliminates these errors.
- The Logical Errors (if any) are to be figured out by ourselves by verifying the outputs that are produced by the program.
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| 70. |
Do character constants represent numerical values? |
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Yes, each character constant associates an integer value with it. |
