Relational Database Management System RDBMS Dec 2015 CSE Paper

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Relational Database Management System RDBMS Dec 2015 CSE/IT Diploma Paper

SECTION-A

NOTE: Attempt all questions 1.5×10=15
1). The Purpose of DBMS is to provide a mechanism for Organizing, Structuring and Storing data.(T/F)
2). The database Administrator is, in effect, the coordinator between the Database and Users.(T/F)
3). Data Security threats includes _______________
4). Write Full form of:
(i) DBA (II)DML
5). A relational database developers refers to a record as _.
6) language is to Grant and Revoke authorization for database.
7). A _ Key is a set of one or more attributes that can uniquely tuples with in the relation.
8). The Clause is used along with the statement to specify the conditions based on which rows will be extracted from the table.
9). The Symbols < and > are considered _____ Operators.
10). SELECT Command creates new Table.(T/F)

SECTION-B

NOTE: Attempt any FIVE questions. 6×5=30
Q1: What are DBMS Interfaces? Explain in brief?
Q2: Explain the Role of DBA and different database End Users? Discuss the main activities of each?
Q3: What is Data Independence? Explain two levels of Data Independence in Brief?
Q4: What do you mean by Data Models? Explain types of Data Models?
Q5: Explain with example:- (i)Primary Key. (ii)Candidate Key. (iii)Super Key. (iv)Secondary Key.
Q6: What is Normalization? Explain types of Normal Forms?
Q7: Explain ACID properties? Which are two states of Transaction?
Q8: What is the difference between SQL and PL/SQL?

SECTION-C

NOTE: Attempt any THREE questions. 10×3=30
Q1: What do you mean by relationship? What is the different Degrees of a relationship? Explain with examples?
Q2: What are various Locking Methods used in Data Security? Also, briefly describe GRANT and REVOKE statement?
Q3: What do you mean by Data Models? What are various Data Models? Explain?
Q4: Explain ER Diagram and their Components? What are its uses? Give suitable example?
Q5: Explain the types of various Integrity Constraints

Relational Database Management System RDBMS Dec 2018 CSE/IT Diploma Solved PSBTE Paper

SECTION-A

Q1. Fill in the blanks. 15×1=15

a. DDL stands for Data Definition Language .
b. DBMS stands for Database Management Systems.
c. PL/SQL is Procedural language.
d. Database is the collection of interrelated data.
e. The Alter command is used to modify the information stored in a table.
f.A hierarchical database Model consists of a collection of records connected to one another through links.
g. The overall design of the database is called Database Schema .
h. DBA stands for Database Administrator .
i. A Domain is the set of allowable values for one or more attributes.
j. BCNF stands for Boyce–Codd Normal Form .
k. A data dictionary is a file that contains Meta data i.e. data about data.
l. The number of tuples in a relation is known as Degree .
m. Oracle is an object oriented database. (T/F) TRUE
n. The Declare section ends a PL/SQL block. (T/F) TRUE
o. All fields in a record must be of the same type. (T/F) TRUE

Relational Database Management System RDBMS Dec 2018 CSE/IT Diploma Paper

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Section aRelational Database Management System RDBMS Dec 2015 CSE/IT Diploma Paper

The Purpose of DBMS is to provide a mechanism for Organizing, Structuring and Storing data.(T/F)
The database Administrator is, in effect, the coordinator between the Database and Users.(T/F)
Data Security threats includes _______________

Data Security threats includes _______________

Write Full form of: (i) DBA (II)DML

(i) DBA

(II)DML

A relational database developers refers to a record as _.

language is to Grant and Revoke authorization for database.

A _______ Key is a set of one or more attributes that can uniquely tuples with in the relation.

The ________ Clause is used along with the statement to specify the conditions based on which rows will be extracted from the table.

The Symbols < and > are considered ___________ Operators.

SELECT Command creates new Table.(T/F)

RDBMS Dec 2015 CSE/IT Diploma Solved Paper Click Here

Section B :Relational Database Management System RDBMS Dec 2015 CSE/IT Diploma Paper

What is DBMS? Explain main advantages of DBMS in brief.

DBMS Interfaces.

Explain the Role of DBA and different database End Users? Discuss the main activities of each?

Role of DBA and different database End Users.

What is Data Independence? Explain two levels of Data Independence in Brief?

Data Independence.

Explain two levels of Data Independence.

What do you mean by Data Models? Explain types of Data Models?

Data Models and types of Data Models.

Explain with example:- (i)Primary Key. (ii)Candidate Key. (iii)Super Key. (iv)Secondary Key.

(i)Primary Key.

(ii)Candidate Key.

(iii)Super Key.

(iv)Secondary Key.

What is Normalization? Explain types of Normal Forms?

Normalization and types of Normal Forms.

Explain ACID properties? Which are two states of Transaction?

ACID properties

What is the difference between SQL and PL/SQL?

Difference between SQL and PL/SQL.

RDBMS 3rd Semester CSE Dec 2015 Diploma Solved Paper Click Here

RDBMS 3rd Semester CSE Dec 2015 Diploma Solved Paper

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