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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.
Q. Describe about directory in DOC? We all know that, the volume of the hard disk is generally quite large (10 MB to a few GB). You can keep hundreds or even thousands of files
Control Unit (CU) : Every PEs are under the control of one control unit. CU controls the inter communication among the PEs. There is a local memory of CU also known as CY memory.
How to draw the pipe and filter using data flow and it components and connectors
Compare excess 3 codes and gray code. Ans. Excess 3 Codes 1. This is the other form of BCD code. All decimal digits are coded in 4 bit binary code. 2. The code
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How do subroutines help in program writing? Some of the significant characteristics of Subroutine that help in program writing are: A subroutine is named, each have a
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Explain Anonymous FTP. Use of a login password and name helps maintain file secure from unauthorized access. Though, sometimes these authorizations can also be inconvenient.
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