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1. Design the logic, using a looping structure, for a program that outputs every even number from 1 through 25 along with its square and cube.
2. Mr. Sanchez owns 12 apartment buildings. Each building contains 20 units that he rents for $725 per month each. Design the flowchart, using a looping structure, that would output 12 payment coupons for each of the 20 apartments in each of the 12 buildings. Each coupon should contain the building number (1 through12), the apartment number (1 through 20), the month (1 through 12) and the amount of rent due.
DISADVANTAGES OF RDBMS
what is database management system? & why it is required?
Explain Candidate key? Candidate Key - A candidate key is a minimal superkey, that can be used to uniquely identify a tuple in the relation.
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
Give detail description on Transactions. - Using transactions we can group all SQL commands into a single unit. - Transaction begins with some task and finishes only when a
By which techniquesTransaction processing is associated? Transaction processing is associated by producing detail, summary, or exception reports and recording a business activi
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Convert the following ER - diagram (Entity Relationship Diagram) into a relational database (the primary keys are underlined): Ans: The relational database schema f
Define Fifth Normal form is concerned with Ans : Fifth Normal form is concerned with Join dependency.
Whst is logical schema ? Logical schema is the entire database.
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