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Normalization in Database Management Systems (DBMS) aims to eliminate data redundancy by organizing data into well-structured tables. This process involves breaking down a database into smaller, non-redundant tables while maintaining relationships between them. Normalization also improves data integrity and ensures that anomalies like insert, update, and delete anomalies are minimized. To ensure data redundancy : Normalization eliminates, not ensures, redundancy. To improve data security : While normalization improves data integrity, it is not specifically focused on security. To enforce data consistency : Although normalization contributes to consistency, its primary goal is to eliminate redundancy. To enhance query performance : While normalization can sometimes improve performance, the main goal is reducing redundancy.
Find the area of a rhombus.
A. Sum of the squares of the diagonals is 256 m².
B. Perimeter of the rhombus is 32 m.
C. Ratio of...
A man invested a sum of Rs 25,000. He invested some part at 5 % p.a. and remaining at 5.5% p.a. How much money did he invest at 5 % p.a.?
Statem...
In a partnership business of A, B and C, what profit did B get at the end of 2 years?
I. A and B started the business by the investing in ratio 2...
What is the value of (4ab+ab2)/(a2 b), a,b ≠0
I. a + b = 0
II. a – b = 1
How many people are there in a Train? Statement I: There are 225 females in the Bus. Statement II: 25% of passengers are males and 15% are childre...
A question is given, followed by three statements I, II and III. Identifry which of the statements is/are sufficient to answer the question.
Ques...
If the length of the room is 10 m, then what is the height of the room?
I. The cost of painting the walls of the room at the rate of Rs. 25 per s...
What is three digit number having each digit different from the other?
I. Each of the digits of the given number is a multiple of 2.
...
How many boys are there in the class?
I. The number of girls is 30% of the number of boys.
II. The ratio of the number of boys to that of girls is 3:5.
What is the rate of interest per annum ?
I. Difference between CI and SI for 2 years on an amount of Rs. 15,000 at the rate is Rs. 96.
II....