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Why address bus is unidirectional and data bus is bidirectional?
Ans) Because there is no require address transaction among processor and peripheral device but data bus is required because data has to be read and write
Q. What is the impact of overflow for binary numbers? An overflow is said to have happened when sum of two n digits number takes n+ 1 digits. This definition is perfectly appli
OLAP can process difficult queries and give the output in less than 0.1 seconds, for it to achieve like performance OLAP uses aggregations. Aggregations are built by aggregating an
Problem 1 a) Give three reasons why connecting peripherals directly to the system bus are not a good practice. b) Name five categories in which the major functions on requ
Q. Define the Refresh Rates and frame rate? A special circuit known as the Video Controller scans video memory one row at a time and reads data value at each address sending th
Why a linked list is called a dynamic data structure? What are the advantages of using linked list over arrays? A linked list is known as a dynamic data structure because it
What are the Advantages of carrying out simulations - saves cost (instead of doing the real thing) - Safer (scenarios tried out on the simulation first before used in real
OLAP is called as online analytical processing which gives answers to queries which are multi dimensional in nature. It composes relational reporting and data mining for giving sol
Q. Explain about Deadlock Avoidance? To prevent deadlocks two kinds of techniques are used: 1) Static prevention: It employs P and V operators in addition to Semaphores to
State the data flow diagramming conpects The approach to data flow diagramming is as follows: Create a data flow diagram for each of major outputs of system Work ba
Your company is planning a party for employees, and you have been asked to set up a spreadsheet to track the attendees and to measure the associated cost. Every employee is permitt
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