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1. A company wants a report containing a breakdown of payroll by department. Input, which should be stored in 3 parallel arrays, includes each employee's department number, hourly salary, and number of hours worked. The output is a list of the seven departments in the company (NOT the department number), the total gross payroll (rate times hours) for each department, and the total gross payroll for the company. Departments are listed in the table below.
Dept. Number
Dept. Name
1
Personnel
2
Marketing
3
Manufacturing
4
Computer Services
5
Sales
6
Accounting
7
Shipping
2. An instructor has 25 students. Each student is identified by a number from 1 to 35. All tests are stored in a two-dimensional array, with each column containing the grades for each test. The instructor would like to enter the student number and the test number and have the grade for that test printed. Develop pseudocode to output the needed information. (Hint: you may want to draw a picture or use a spreadsheet to get an idea of how the data is laid out).
Describe the GRANT function and explain, how it associates to security. What kind of privileges may be granted? How are they revoked? Ans: Since more than one user can aacce
What are referential integrity constraints? A value that appears in single relation for a given set of attributes also appears for a particular set of attributes in another rel
explain normalization,and give the examples 1NF,2NF,3NF,BCNF.AND FUNCTIONAL DEPANDENACY AND DECOMPOSITION TECHNIQUES.
What is disadvantage of multiple inheritances? There is potential ambiguity if the similar variable or method can be inherited from more than one superclass.eg: student class m
Should I select imaging software that allows changes? An imaging system should not give features to edit or alter images. Images generally are formed as safe and secure records
The Internal or Physical Level The collection of files permanently stored on secondary storage devices is called as the physical database. The internal or physical level is t
What is the use of integrity constraints? Integrity constraints make sure that changes made to the database by authorized users do not result in a loss of data consistency. The
I just purchased a document for you guys and wanted to confirm that it will be send within an hour or 2 to my email or where will document be sent to?
various techniques of hashing?
With the help of a suitable diagram gives module wise explanation of system architecture of DBMS.on..
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