Solved MCQ on Oracle and Distributed Database set-4

Here are the collections of solved MCQ on oracle and distributed database which includes objective type questions on fundamental of oracle database. It includes solved MCQ on database objects, database block, data dictionary and the tablespace used on oracle database. It also includes objective questions from different types and the parts of oracle objects.

1. ………………….. is the collection of memory structures and Oracle background processes that operates against an Oracle database.
A) Database
B) Instance
C) Tablespace
D) Segment

2. A ………………………… is a logical grouping of database objects, usually to facilitate security, performance, or the availability of database objects such as tables and indexes.
A) tablespace
B) segments
C) extents
D) blocks

3. A tablespace is further broken down into …………………
A) tablespace
B) segments
C) extents
D) blocks

4. ……………………….. is a contiguous group of blocks allocated for use as part of a table, index, and so forth.
A) tablespace
B) segment
C) extent
D) block

5. ……………… is the smallest unit of allocation in an Oracle database.
A) Database
B) Instance
C) Tablespace
D) Database Block

Read Also: Solved MCQ on Transaction Management in DBMS

6. An Oracle ………………………..is a set of tables and views that are used as a read-only reference about the database.
A) Database dictionary
B) Dictionary table
C) Data dictionary
D) Dictionary

7. A data dictionary is created when a …………………. created.
A) Instance
B) Segment
C) Database
D) Dictionary

8. An Oracle object type has two parts the …………………. and …………………….
A) Instance and body
B) Segment and blocks
C) Specification and body
D) Body and segment

9. By, default, Oracle object types are ………………………
A) INSTANTIABLE
B) NOT INSTANTIABLE
C) FINAL
D) OVERRIDING

10. A method modifier tells Oracle that new subtypes may not override a method is called …………….
A) INSTANTIABLE
B) NOT INSTANTIABLE
C) FINAL
D) OVERRIDING

Answers:

1.B) Instance
2.A) tablespace
3.B) segments
4.C) extent
5.D) Database Block
6.C) Data dictionary
7.C) Database
8.C) Specification and body
9.A) INSTANTIABLE
10.C) FINAL

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