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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
How LRU technique is implemented The LRU policy is more difficult to execute but has been more attractive on the assumption that the least recently used page is a better candid
What is Up time? "Up time" is the time period when a method is operational and in service. Up time is the sum of idle time and busy time.
3. Explain asymptotic notations and their significance
QUESTION - Time Synchronization (a) Why is computer clock synchronization of paramount importance? Give 2 business scenarios whereby time accuracy is critical? (b) Computers
System Development Life Cycle (SDLC) stages are sometimes known as System Study. System concepts which are important in developing business information systems expedite problem sol
Write about drivers and stubs. Drivers and stub software require to be developed to test incompatible software. The " driver" is a program that accepts the test data and pri
write a decision table that specifies the rules for the game of checkers
A testing technique using input values at, just below, and just above, the definite limits of an input domain; and with input values causing outputs to be at, just below, and just
1. Testing that employs a test data selection method designed to obtain test data capable of demonstrating the absence of a set of pre-specified faults, typically, frequently happe
Q. What is Data Binding? Ans. The matrix that attempts to imprison the module-level concept of coupling is data binding. Data binding are a calculate that captures the data in
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