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(a) How does a data cache take advantage of spatial locality? Give an suitable example.
(b) What are the basic differences between a write-allocate and no-write-allocate policy in a cache?
(c) With the help of a fully labeled diagram, distinguish between direct and related mapping in cache memory?
(d) One example of a semiconductor memory is the DRAM
(i) Describe why a 16 Mbit DRAM chip is better being organised as compared a (2048 x 2048) x 4-bit array instead of 1M of 16 bit words.
(ii) Show a typical block diagram of the array, showing the row and column buffer blocks, refresh circuitry amongst others.
(iii) Approximately how many transistors and capacitors are required to construct a 4 MB DRAM?
(e) Describe two reasons why SRAM could be better than DRAM.
(f) Briefly explain how a multiple platter hard disk works.
Problem Show which of the weighted arithmetic mean, geometric mean or harmonic mean, you would use in each of the following case. Justify your answer in each case. (a)
Proof by Contradiction: Now for forward chaining and backward chaining both have drawbacks. But another approach is to think about proving theorems by contradiction. So we can
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Lists out some applications of Shift Register. Ans: Applications of Shift Registers: a. Serial to Parallel Converter b. Parallel to Serial Converter c. Delay li
what is the minimum number of page faults for an optimal page replacement strategy?
What are the different kinds of lock modes? There are three types of lock modes:- Shared lock Exclusive lock. Extended exclusive list.
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