Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Suppose you wanted to keep a record of everything you own in your house.
You could use a sequential data file to keep track of common items such as 'cloths'. The sequential file may contain multiple fields with the different types of descriptions of your close such as pants, shirts, shorts, etc.
If the problem is simple one should use a sequential or relational file and if the problem is complex one should choose to use a database?
Each department has many employees assigned to it, but each employee works for only one department at one of the factories. An employee cannot work at more than one factory at a time.
Create a plan of the necessary activities that would be required to implement a valid database design process
One of the tenets of database development is to never permit developers to create or own objects during development. All objects are created by application owner and stored in that schema.
Create the relational model corresponding to the described application. Basically, list the CREATE TABLE statements with the attribute names, and appropriate data types.
At this point in the design process, you would have a detailed physical schema created for a database. How would you approach converting your schema into a database, complete with sample data? Explain your approach in two to three paragraphs.
Let us have a 20MIPS processor, you have to calculate the percentage of time it spends in busy wait loop of a 75-character line printer, when it takes 2 msec to print a character and a total of 665 instructions require to be executed to print a 75..
1. what is meant by data independence? explain your answer.2. identify two benefits of separating application software
Develop a RDBMS (Relational Database Management System) in Python. The RDBMS should actually be written in Python, not just interface with some other DBMS. This system should track students: Personal Data, Schedules and Grades. The system should cont..
Athabasca University has about 32,000 students between the ages of 17 to 60. Consider the AU student relation with the following schema.
Describe the data obtained through the observations. Charts, diagrams, or other visual depictions of your data may be included.
your company has put in the request for a new database system and you have been tasked with architecting the security
Prepare the example of table which is in first normal form but not in second normal form and example of a table which is in second normal form but not in third normal form.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd