Oracle dba questions and answers pdf
Oracle DBA Interview Questions and Answers - Backup and Recovery | Oracle Database | SqlDo you like to switch your career? Here's our recommendation on the important things to need to prepare for the job interview to achieve your career goals in an easy way. DBA has the all privileges on the database which usually developers wont have. DBA responsibilities are to install, configure, backup, recover the database. He should have good command on all activities to be done on a database. There is huge demand for jobs related to Oracle DBA anywhere. One can check the availability of the job across cities including Mumbai, Delhi, Bangalore, Pune and Hyderabad.
Oracle DBA Interview Questions Beginner Middle Level Experienced #learnersreference
Top Oracle DBA, RAC, and Performance Tuning Interview Questions
Oracle will only insert new rows in blocks that ansewrs enqueued on the freelist. Q 1 Why do we use materialized view instead of table or views. Because the stored procedure occupies more space in the database than a integrity constraint definition C. Answer : This process is called as global enqueue service daemon!
Taking backups of everyday task, so that the datas are not lost. Answer : It allows you to read and write information to a file in the file system. Each window you create must have atleast one content canvas view assigned to it. What Is An Oracle View.
We can join tables in snopshots by creating a complex snapshots that will based on the master tables. Answer : An integrity constraint allows the definition of certain restrictions, on the data that is entered into a table. And Row Chaining happens only when the row is being inserted and whenever it has inserted eba cannot be chained. This offers security at row-level rather than table level. Answer : Two processes wating to update the rows of a table which are locked by the other process then deadlock arises.
Synonym, B. Table space, c System server, d Dynamic data replication Ans : D. Simple snapshots, B. Complex snapshots, C. Neither A nor B Ans : A. Transactions per rollback segment is derived from[DBA] A. Processes, C.
Statistics should only be gathered when queztions are no active users or system activity is very low. Using remote procedure calls? By Luqman Kurniawan. Answer : Database triggers can be used to enforce business rules, to maintain derived values and perform value-based auditing!
The logical page is the size of one page of the actual report as seen in the Previewer. Can be fired only from the form that define ahd trigger. What Is Database Security. Q51 Difference between hot and cold backup.What Is A Command Rule. To hide complexity of a query.
What Is Table? Archived Redo Log consists of Redo Log files that have archived before being reused. Answer : A factor is a named variable or a attribute such as user location, database IP addre. And this can be achieved using Data Guard and other utilities!