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A multiplattered HDD is formatted into twenty sectors and 16 hundred cylinders. There are eight platters and 16 R/W heads. The total capacity of the disc is 1GB. A cluster of data consists of eight blocks. The disc is rotating at a rate of 5400 rpm. The disc has an estimated average seek time of 18 msec.
a. What is the capacity of a cluster for this disc?
b. What is the disc transfer rate in megabytes per second?
c. What is the average latency time and the average access time for this disc?
Implementing the program with all possible combinations of values for program variables. Feasible only for small, simple programs.
Advantages of Re-Engineering:- 1) Reduced risk - there is a huge risk in new software development. There might be development problems, staffing problems and specification pro
explain dfd
Requirements Analysis of SDLC Requirements describe "What" of a system. Objectives which are to be achieved in Software process development are requirements. In requirements a
What are the common approaches in debugging? Brute force method: The memory dumps and run-time tracks are checked and program with write statements is loaded to get clues to er
What is Walkthrough? Ans) Usually, a step-by-step simulation of the implementation of a procedure, as when walking by code, line by line, with an imagined set of inputs. The wor
Some Important Steps while doing performing testing The below objectives are to be kept in mind when performing testing: i) It should be done with the intention of finding
Explain in detail about Integration testing. It is a systematic method for constructing the program structure. Incremental integration - The program is constructed and
Q 1 Define a software process. How do software myths affect a software process? Ans: A Software process is a Coherent set of activities for designing, specifying, implementin
What is data dictionary entry explain
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