11. Define Constructors? A constructor is a member function with the same name as its class. The constructor is invoked whenever an object of its associated class is created.It is …
Questions and Answers for Freshers
- C++Interview Questions and AnswersTechnical Interview Questions and Answers
- C++Interview Questions and AnswersTechnical Interview Questions and Answers
Latest C++ Interview Questions and Answers Part-1
by Sby S1. What is C++ C++ is created by Bjarne Stroustrup of AT&T Bell Labs as an extension of C, C++ is an object-oriented computer language used in the development of …
- Interview Questions and AnswersOracle DBATechnical Interview Questions and Answers
Oracle DBA Interview Questions and Answers Part-3
by Sby S21) Difference between ad_bugs table and ad_applied_patches? • When you apply the patch from adpatch utility ad_applied_patches table will get updated. • Ad_applied _patch doesn’t store the information which was …
- Interview Questions and AnswersOracle DBATechnical Interview Questions and Answers
Oracle DBA Interview Questions and Answers Part-2
by Sby S11) Describe the architecture of Oracle Applications? • Oracle Applications follow a 3 Tier architecture – Database Tier – Middle Tier – Desktop Tier • Database tier contains RDBMS database …
- Interview Questions and AnswersOracle DBATechnical Interview Questions and Answers
Oracle DBA Interview Questions and Answers Part-1
by Sby S1) What is a patch and name some different types of patches? • Patch is a program which fixes the bug. There are 4 different types of patches One-off patch: …
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Hadoop Basic Interview Questions and Answers Part-5
by Sby S41. Do we need to give a password, even if the key is added in SSH? Yes, password is still required even if the key is added in SSH. 42. …
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Hadoop Basic Interview Questions and Answers Part-4
by Sby S31. Where is hadoop-env.sh file present? hadoop-env.sh file is present in the conf location. 32. In Hadoop_PID_DIR, what does PID stands for? PID stands for ‘Process ID’.
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Hadoop Basic Interview Questions and Answers Part-3
by Sby S21. How can we check whether Namenode is working or not? To check whether Namenode is working or not, use the command /etc/init.d/hadoop-0.20-namenode status or as simple as jps. 22. …
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Hadoop Basic Interview Questions and Answers Part-2
by Sby S11. How to exit the Vi editor? To exit the Vi Editor, press ESC and type :q and then press enter. 12. What is a spill factor with respect to …
- HadoopInterview Questions and AnswersTechnical Interview Questions and Answers
Hadoop Basic Interview Questions and Answers Part-1
by Sby S1. Which are the three modes in which Hadoop can be run? The three modes in which Hadoop can be run are: 1. standalone (local) mode 2. Pseudo-distributed mode 3. …