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Compare the memory devices RAM and ROM.
Ans. Comparison of Semi-conductor Memories RAM ands ROMThe advantages of ROM are:1. This is cheaper than RAM.2. This is non-volatile. Thus, the contents are not lost while power is switched off.3. This is available in larger sizes than RAM. '4. Contents these are always identified and can be easily tested.5. This does not need refreshing.6. There is no option of any accidental change into its contents.The advantages of RAM are:1. This can be replaced and updated.2. This can serve as temporary data storage.3. This does not need lead time (like in ROM) or programming time (like in PROM).4. This does not need any programming equipment
What is reification? It is the promotion of something that is not an object into an object. Helpful method for Meta applications. It shifts the level of abstraction. Promote
What is virtual memory? How address mapping is done in cache memory? Elaborate your answer with examples.
What is swapping? A process can be swapped out temporarily of memory to a backing store and after that brought back in memory for execution as continued.
Explain two dimensional array In two dimensional arrays, array is a pointer-to-pointer-to-data type.: at the first level, it points to a block of pointers, one for each row. Th
Q. Basic need of Search Engines? Search Engines are programs which search the web. Web is a big graph with pages being the nodes and hyperlinks being the arcs. Search engines c
Q. Show the MIPS Addressing Modes? MIPS Addressing Modes MIPS employs various addressing modes: 1. Uses Register as well asimmediate addressing modes for operations.
What is relational database? Relational database has data that is perceived as tables. A relational DBMS manages tables of data and associated structures that enhances the func
What are different EDI components and EDI services? Different EDI components and EDI services are illustrated as: Three main components including services in EDI System are
Define the concept of Inheritance Inheritance is property of reusing the code within the object oriented development. While modelling, we look at the all the classes, and try
The addressing specially used by Transport Layer is? The addressing particularly used through transport layer is application port address.
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