Are you guys looking for computer science MCQ Questions with Answers PDF Free Download as per computer science new exam pattern? You came to the right page. This may assist you to understand and check your knowledge about the Subjects. Students also can take a free test of the Multiple Choice Questions of computer science. Each question has four options followed by the right answer. These computer science MCQ Questions are selected supported by the newest exam pattern.
Q1. Administrate supervision of database activities is the responsibility of the
(A) Database administrator
(B) DP Manager
(C) DB Manager
(D) DP administration
Answer:(A) Database administrator
Q2. Which of the following is not the responsibility of the utilities component of DBMS software?
(A) Creating the physical and logical designs
(B) Removing flagged records for deletion
(C) Creating and maintaining the data dictionary
(D) Monitoring performance
Answer: (A) Creating the physical and logical designs
Q3. In SQL, which command is used to remove a stored function from the database?
(A) REMOVE FUNCTION
(B) DELETE FUNCTION
(C) DROP FUNCTION
(D) ERASE FUNCTION
Answer: (C) DROP FUNCTION
Q4. In an Entity-Relationship Diagram Rectangles represents
(A) Entity sets
(B) Attributes
(C) Database
(D) Tables
Answer: (A) Entity sets
Q5. A top-to-bottom relationship among the items in a database is established by a
(A) Hierarchical schema
(B) Network schema
(C) Relational schema
(D) None of the above
Answer:(A) Hierarchical schema
Q6. A scheme describes
(A) Data elements
(B) Records and files
(C) Record relationships
(D) All of the above
Answer: (D) All of the above
Q7. It is more accurate to define a _ as a variety of different record types that are treated as a single unit
(A) Database
(B) Table
(C) Record
(D) Flat File
Answer: (A) Database
Q8. Versatile report generators can provide
(A) Columnar totals
(B) Subtotals
(C) Calculations
(D) All of the above
Answer:(D) All of the above
Q9. A Relation is a
(A) Subset of a Cartesian product of a list of attributes
(B) Subset of a Cartesian product of a list of domains
(C) Subset of a Cartesian product of a list of tuple
(D) Subset of a Cartesian product of a list of relations
Answer: (B) Subset of a Cartesian product of a list of domains
Q10. A condition that led to the development of databases was
(A) A demand for more data to support information needs
(B) An increase in the amount of data handled by organizations
(C) The proliferation of data files
(D) All of the above
Answer: (D) All of the above
Q11. Data security threats include
(A) Hardware failure
(B) Privacy invasion
(C) Fraudulent manipulation of data
(D) All of the above
Answer: (B) Privacy invasion
Q12. Disadvantages of File systems to store data is:
(A) Data redundancy and inconsistency
(B) Difficulty in accessing data
(C) Data isolation
(D) All of the above
Answer: (D) All of the above
Q13. In SQL, which command is used to select only one copy of each set of duplicable rows
(A) SELECT DISTINCT
(B) SELECT UNIQUE
(C) SELECT DIFFERENT
(D) All of the above
Answer: (A) SELECT DISTINCT
Q14. Set of permitted values of each attribute is called
(A) Domain
(B) Tuple
(C) Relation
(D) Schema
Answer: (A) Domain
Q15. In SQL, the CREATE TABLESPACE is used
(A) To create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the table-space
(B) To create a database trigger
(C) To add/rename data files, to change storage
(D) All of the above
Answer:(A) To create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the table-space
Database Management System MCQ – All Set
We hope the given computer science Engineering on Database Management System MCQ Questions with Answers will definitely yield fruitful results. Hope you got enough ideas on the MCQs on Database Management System. If you have any queries related to computer science Engineering on Database Management System MCQs Multiple Choice Questions with Answers, drop your questions below and will get back to you as soon as possible.