Technology problems
- 1. What is C-Sharp (C#) and its advantages ? Also asked in: IT Trainer, Analyst
Correct Answer: C# is a type-safe, managed and object oriented language, which is compiled by Net framework for generating intermediate language (IL) Below are some of the features supported in C# - * Constructors and Destructors * Properties * Passing Parameters * Arrays * Main * XML Documentation and * Indexers Below are the advantages of C# - * Easy to learn * Object oriented * Component oriented * Part of NET framework
- 2. What does a deadlock mean in DB2? Discuss
Correct Answer: When two independent processes contend for the same resource or the resources reserved by one another, it is called a deadlock -911 and -913 are the SQLcode for a deadlock
- 3. How is sign stored in a COMP field? Discuss
Correct Answer: It is stored in the most significant bit Bit is ON if -ve, OFF if +ve
- 4. What is the IDD in IDMS? Discuss
Correct Answer: IDD is the Integrated Data Dictionary It contains information about the elements, record types, sets, maps and dialogues within the database
- 5. What is the meaning of VSAM RETURN-CODE 28? Discuss
Correct Answer: Out of space condition is raised
- 6. Which among the following are not access Specifiers in C++?
Options- A. Public
- B. Protected
- C. Default
- D. Private Discuss
Correct Answer: Default
Explanation:
Default is the access specifier in java not in C++
- 7. Which of the following methods doesn't use sorting?
Options- A. Insertion
- B. Deletion
- C. Exchange
- D. Selection Discuss
Correct Answer: Insertion
Explanation:
Using insertion we can perform insertion sort, using selection we can perform selection sort, using exchange we can perform the bubble sort.But by using deletion we cannot perform any sort.
- 8. A binary tree with 7 nodes will have how many null branches?
Options- A. 6
- B. 7
- C. 8
- D. 5 Discuss
Correct Answer: 8
Explanation:
A binary tree with n nodes has exactly n+1 null nodes
- 9. What are the methods are available in storing sequential files?
Options- A. Natural merging
- B. Polyphase sort
- C. Distribution of Initial runs
- D. All the above Discuss
Correct Answer: All the above
Explanation:
ll the above listed methods are used in storing sequential files
- 10. What could be the bucket size if collision and overlapping occur at same time?
Options- A. 2
- B. 0
- C. 1
- D. 4 Discuss
Correct Answer: 1
Explanation:
One. If there is only one entry possible in the bucket, when the collision occurs, there is no way to accommodate the colliding value. This results in the overlapping of values
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