Interview questions

System Security Engineer interview questions – page 19

881 questions. Tap “Show answer” to check yourself.

  1. Are you familiar with the term snooping?

  2. What is int (*a)[4]

  3. What are demand- and pre-paging?

  4. What are the total number of lines written by you in C/C++? What is the most complicated/valuable program written in C/C++?

  5. Given a byte, write a code to swap every two bits. [Using bit operators] Eg: Input: 10 01 11 01 Output: 01 10 11 10

  6. What is Normalization ?

  7. What is the difference between C language and C++ language depthly?

  8. What will happen of child process if parent is killed

  9. Variables of fuction call are allocated in a) registers and stack b) registers and heap c) stack and heap

  10. How can we print sum of two number without using main function?

  11. How a C program will execute(run) automatically even though you have not runned it?

  12. Implement "Find what" and "replace" function of microsoft word

  13. Write a class bit...It contains two functions: bool getBit(int n), setBit(int n). The constructor is passed an integer n that specifies the number of bits to be handled...setBit fn sets the nth bit while getBit fn returns the nth bit. Hint: Don...

  14. What is the difference between functions, call back functions and function pointers?

  15. What are dangling and Smart pointer? How do you avoid Memory Leaks?

  16. Indexing in databases give you ...

  17. How to create Crystal Report in Visual Basic 6.0

  18. Write a code to generate the parse tree like compilers do internally for any given expression e.g. a+(b+c*(e/f)+d)*g

  19. If there is a large quantum in round robin it will be equivalent to a. First come first serve b. Shortest job first c. Least recently used d. None of these

  20. About i-node numbers

  21. Given 10K of 16bit integers and unlimited memory... find the most efficient algorithm that counts number of bits set to 1.

  22. What is the functionality of a top command?

  23. What is profiling in c or c++?and what is rtdi?is it part of c or c++?

  24. Int *i; float *f; char *c; which are the valid castings? i) (int *) &c ii) (float *) &c iii) (char *) &i

  25. How to crash your system immediately?

  26. What is cycle stealing?

  27. Finding the duplicate elements in a very large Linked list(Millions of items) with optimal number of iterations.

  28. Advantages of using Spring framework over struts

  29. Concept of 32-bit OS, virtual memory, inter-process communication etc.

  30. What is shared library? With small c program implement Dll?

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