Below are some important Data Warehouse interview questions which are asked in most MNC company interviews for beginners or professionals.
36. What are the Characteristics of Data Files?
A data file can be associated with only one database. Once created a data file can't change size. One or more data files form a logical unit of database storage called a table space.
37. What is Rollback Segment?
A Database contains one or more Rollback Segments to temporarily store "undo" information.
38. What is a Table space?
A database is divided into Logical Storage Unit called table spaces. A table space is used to grouped related logical structures together.
39. What is Database Link?
A database link is a named object that describes a "path" from one database to another.
40. What is a Private Synonyms?
A Private Synonyms can be accessed only by the owner.
More Questions & Answers :-
36. What are the Characteristics of Data Files?
A data file can be associated with only one database. Once created a data file can't change size. One or more data files form a logical unit of database storage called a table space.
37. What is Rollback Segment?
A Database contains one or more Rollback Segments to temporarily store "undo" information.
38. What is a Table space?
A database is divided into Logical Storage Unit called table spaces. A table space is used to grouped related logical structures together.
39. What is Database Link?
A database link is a named object that describes a "path" from one database to another.
40. What is a Private Synonyms?
A Private Synonyms can be accessed only by the owner.
More Questions & Answers :-
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