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Question:
(a) Define the term e-Government and briefly explain, using appropriate examples, the aspects it covers.
(b) Give four reasons as to why a country should adopt e-Government. Illustrate your answer using appropriate examples.
(c) Using examples, write short notes on the following topics as related to e-government:
(i) Government 2 Citizen (G2C)
(ii) Government 2 Business (G2B)
(iii) Government 2 Government (G2G)
(iv) Business 2 Government (B2G)
what is attribute is attribute inheritance in dbms?
Using Literal Character String Example: To print IS A as one string with column name employee SELECT ENAME || ' IS A ' || JOB AS "EMPLOYEE" FROM EMP;
What are stand-alone procedures? Procedures that are not part of a package are called as stand-alone because they independently defined. A good example of a stand-alone procedu
The Concurrent Transactions Almost every commercial DBMS support multi-user environment. Therefore, allowing multiple transactions to proceed concurrently. The DBMS must make
Primary index A primary index is a file that has a sorted series of records having two columns: a block address for that key field in the data file; and the ordering key field.
Explain retrieval in QBE? Retrieval in QBE : A "GUI" for expressing queries. Based on the Domain Relational Calculus (DRC) Actually invented before GUIs. Very co
Relational Algebra is a set of basic operations used to influence the data in relational model. These operations allow the user to specify basic retrieval request. The result of re
Why is database design important?
explain in details about one to one binary relationship
What is foreign key? Foreign Key - Let there are two relations in tables R and S. Any candidate key of the relation R that is referred in the relation S is known as the forei
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