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Problem:
a) Briefly describe what you understand by Client-Server environment
b) The File Server is a simple form of Client-Server. Describe the principles of the File Server and discuss its limitations
c) What is a 3-Tier architecture, and what are the benefits of setting up one.
Consider the relations EMP(ENO,ENAME,AGE,BASIC_SALARY) WORK_IN(ENO,DNO) DEPT(DNO,DNAME,CITY) Express the following queries in SQL (i) Find names of employees who work in a dep
A student entity type has the following attributes,name..
What is property - properties of a database ? It is an integrated collection of logically related records. It consolidates separate files into a common pool of data records and
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
Which types of data supported by MySQL for Time and Date formats? MySQL supports a number of time and date column formats: Some of them are 1) DATE 2) DATETIME 3) TIM
Explain in details about Data Sharing
What are the difference between clustered and a non-clustered index? A clustered index is a special type of index that reorders the way records in the table are physically stor
Define data conversion? Helpful to load data into temporary staging tables. Then can write SQL code to do much of data processing. SQL code is simpler and faster to write than
Differentiate between a subquery and a join If we need to acquire information from one or more tables after that either subquery or join can be used. If the columns which are t
What is schema
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