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Question 1 Explain the concept of database recovery management. Explain the different levels of backup used for recovering data
Question 2 What are the different types of partitioning techniques? Describe in detail
Question 3 Discuss the concept of Type Hierarchies and Inheritance with example. Also illustrate multiple inheritances
Question 4 Explain the functions and components of DDBMS
Question 5 Differentiate between RDBMS, OODBMS and ORDBMS
Question 6 What is active database? Explain what are the active rules for oracle?
What is Index? An index is a physical structure having pointers to the data. Indices are created in an existing table to locate rows more quickly and efficiently. It is possibl
write short note on mobile database
A Structure of a dependency diagram
What are uncommitted modifications? The immediate-modification technique permits database modifications to be output to the database whereas the transaction is still in the act
What are the situations while DBMS should not be used? DBMS should not be used in situations like: (i) No need of security. (ii) Not difficulty to access the data (iii) N
Consider the relations: PROJECT(proj#,proj_name,chief_architect) EMPLOYEE(emp#,emp_name) ASSIGNED(proj#,emp#) Use relational algebra to express the subsequent queries: (i) Get
Related fields in a database are grouped in which form? Related data fields in a database are grouped to form a data record. (A record is a collection of related fields)
In problems 1 - 4, you are given the columns of a table, and a set of functional dependencies. Determine the normal form of this table. Remember that the normal form is the HIGHE
Define a table in SQL known as Client that is used to store information about the clients. Define CLIENT_NO as the primary key whose first letter must begin with ‘C'. Also ensure t
Draw the precedence graph of the following schedule and determine whether the schedule is serializable. (Note that all instructions, except lock and unlock, are omitted. We assume
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