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Important announcement

Graded Discussion Board

Database Management System (CS403)

Dear Students

This is to inform that Graded Discussion Board (GDB) will be opened on 31st January, 2018 for discussion and last date of discussion will be 1st February, 2018.

 Topic/Area for Discussion:  Views, Hash, Revoke and Grant, Encryption, Partitioning

Question Statement

A multinational company has many employees; CEO, managers, analysts, clerks etc. Company has head office in Karachi and sub-offices in major cities of Pakistan like Lahore, Islamabad, and Multan etc. There is a centralized database in company and employees of each office share the same database. The employee can access data from database with respect to their designation and city. Some data is also shared across the cities. Every employee performs operations on data according to their designation. The access of the data is controlled by the database administrator. If you are the database administrator of this system, what type of mechanism you will adopt to provide the security and permissions to different group of people? Keep that in mind that performance should not be degraded.

 

Note:

For acquiring the relevant knowledge, do not rely only on handouts but also watch the course video lectures and read additional material available online or in any other mode.

Important Instructions:

  • Your discussion must be based on logical facts.
  • The GDB will open and close on above specified date and time. Please note that no grace day or extra time will be given for posting comments on GDB.
  • Use the font style “Times New Roman” and font size “12”.
  • Your answer should be relevant to the topic i.e. clear and concise.
  • Do not copy or exchange your answer with other students. Two identical / copied comments will be marked Zero (0) and may damage your grade in the course.
  • Books, websites and other reading material may be consulted before posting your comments; but copying or reproducing the text from books, websites and other reading materials is strictly prohibited. Such comments will be marked as Zero (0) even if you provide references.
  • You should post your answer on the Graded Discussion Board (GDB), not on the Moderated Discussion Board (MDB). Both will run parallel to each other during the time specified above. Therefore, due care will be needed.
  • Obnoxious or ignoble answer should be strictly avoided.
  • You cannot participate in the discussion after the due date via email.
  • Questions / queries related to the content of the GDB, which may be posted by the students on MDB or via e-mail, will not be replied till the due date of GDB is over.
  • For planning your semester activities in an organized manner, you are advised to view schedule of upcoming Assignments, Quizzes and GDBs in the overview tab of the course website on VU-LMS.

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Replies to This Discussion

Gdb required Cs403

Views, Hash, Revoke and Grant, Encryption, Partitioning
yai sab solution mai hona chai warna app ka solution nahe sahe hai 

Than u can tell us the correct solution plzz?

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