Preeti Jain

C

1. C programs to display Pattern according to number of rows (3).
2. C programs to display Pattern according to number of rows (2).
3. C programs to display Pattern according to number of rows.

Java

1. Covariant return type in java.
2. Java program to print upper diamond pattern of numbers and dollars.
3. Java program to print upper diamond pattern of numbers.
4. How to access inner class in Java?
5. Can we access private variable outside of the class in Java?
6. Java program to demonstrate example of method overloading.
7. Java program to remove duplicate elements from an array.
8. Java program to concatenate two strings without using library function.
9. Java program to extract words from a given sentence.
10. Java program to check whether a given number is palindrome or not.
11. Java program to check whether a given number is prime or composite (non-prime).
12. Java program to convert Decimal to Octal.
13. Java program to convert Decimal to Binary.
14. Java program to find addition of N integer numbers.
15. Java program to addition of one dimensional and two dimensional arrays.
16. Java program to add digits of a number.
17. How to accept input from keyboard in java?
18. Java program to find addition and subtraction of two matrices.
19. How to get and set name of a thread in Java?
20. What is Multi Threading in Java?
21. super keyword and super() method in Java.
22. this keyword and this() method in Java.
23. What is static import in java?
24. Why java does not support multiple inheritances?
25. Thread pool in java, how to create it?
26. What is Deadlock, how to analyze and avoid it in java?
27. Why string is immutable or final in java?
28. Explain java ArrayList and its methods.
29. Explain OutOfMemory Error in java.
30. Convert String to byte array and vice versa in java.
31. Thread Scheduler and Time Slicing in Java.
32. How can we achieve Thread Safety in java?
33. Convert string lowercase to uppercase and vice versa without using library function in java.
34. How to create daemon thread in java?
35. Thread properties in java.
36. What will happen if we don't override thread class run() method in java?
37. Differences between User Thread and Daemon Thread in Java.
38. Explain Inner class in java.
39. Difference between Process and Thread in java.
40. Explain life cycle of a thread in java.
41. What are the differences between path and classpath in java?
42. What are the differences between Heap and Stack Memory in Java?
43. Why java is platform independent?
44. Why java is not pure object oriented programming language?
45. Marker Interface in Java.
46. What are the differences between abstraction and encapsulation?
47. What are the differences between abstract class and interface?
48. Compare ArrayList and LinkedList in Java.
49. Compare array and ArrayList in Java.
50. Java - Difference between float and double.
51. Java - Difference between throw and throws.
52. Java - Difference between next() and nextLine() methods.
53. Explain JDK and JRE.
54. Compare final, finally and finalize() in java.
55. Compare Array and Collection in Java.
56. Disadvantages/ Limitations of Object Arrays in Java.

SQL, DBMS

1. Difference between WHERE and HAVING clauses in SQL.
2. SQL Alias.
3. Differences between DBMS and RDBMS?
4. Transaction Control Language (TCL) commands in SQL.
5. SQL Clauses.
6. SQL Query to access first and last N records from a table.
7. Wildcard Operators in SQL.
8. SQL Query to find the Nth minimum Salary.
9. SQL Query to merge N columns as single column from a table.
10. SQL Query to fetch (print) Even and Odd records from a table.