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What is the error handling
Traditionally, bits have been sent over line lacking any error correcting scheme in physical layer. The presence of the CPU in each modem makes it possible to take in an error correcting code in layer 1 to greatly lessen the effective error rate which is seen by layer 2. The error handling by modems cans be done totally transparently to the layer 2. Many modems now have a built in error correction
Explain Derived and Non-Derived Attribute? In few cases, two or more attribute values are related, for instance, Age and BirthDate attributes of a person. For specific person e
The Form input elements are: Reporter name text type input Password
Describe about Object oriented design Object oriented design is concerned with developing an object oriented model of a software system to implement known requirements. Many OO
The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.
What are the ways in which the variable-length records arise in database systems? Storage of many record types in a file. Record types that permit variable lengths for one o
#explain five disadvantages of a dbms..
what is Storage-Device Hierarchy question
am looking for assignment helper for dbms
Object-based Models: Use objects as key data representation components . Examples:- Entity-Relationship Model: It is a collection of real world objects known as entitie
Wait-die" scheme : The idea is based on non-preventive method. It is based on a simple rule: If Ti requests a database resource that is held by T
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