DRAM is not the best, but it?s cheap, does the job, and is available almost everywhere you look DRAM data resides in a cell made of a capacitor and a transistor The capacitor tends to lose data unless it?s recharged every couple of milliseconds, and this recharging tends to slow down the performance of DRAM compared to speedier RAM types
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1. In the relational model, relationships between relations or tables are created by using:
Correct Answer: Object Repository means not a collection of objects it's a common repository for all the people (testing, developers) for seeing all the data in single login for example QA wants to see 5 testers works then he goes to each person login and see the data It's very difficult job for this we can use Object Repository
Correct Answer: The OSI Model is used as a reference model The primary reason the OSI model was created was so that different networks could inter-operate Hence, different networks could communicate