Computer system reliability : safety and usability by B.S. Dhillon

By B.S. Dhillon

Computer platforms became a tremendous component of the realm financial system, with billions of bucks spent every year on improvement, manufacture, operation, and upkeep. Combining assurance of computing device procedure reliability, defense, usability, and different similar subject matters right into a unmarried quantity, Computer procedure Reliability: safeguard and Usability gets rid of the necessity to seek advice many various and various assets in search of the knowledge required to layout greater computers.

After featuring introductory points of computing device procedure reliability equivalent to protection, usability-related evidence and figures, phrases and definitions, and assets for acquiring helpful info on machine method reliability, safeguard, and usefulness, the book:

  • Reviews mathematical thoughts thought of important to knowing next chapters
  • Presents a number of introductory facets of reliability, safeguard, and value and computing device method reliability basics
  • Covers software program reliability overview and development methods
  • Discusses very important elements of software program caliber and human blunders and software program insects in machine systems
  • Highlights software program security and net reliability
  • Details very important points of software program usability together with the necessity for contemplating usability throughout the software program improvement section, software program usability engineering procedure, software program usability inspection equipment, software program usability try out tools, and instructions for undertaking software program usability testing
  • Elucidates internet usability proof and figures, universal layout blunders, online page layout, instruments for comparing net usability, and inquiries to evaluation site message conversation effectiveness
  • Examines very important facets of laptop process lifestyles cycle costing

Written by means of structures reliability professional B.S. Dhillon, the booklet is out there to all degrees of readership, making it worthwhile to rookies and pro pros alike. Reflecting useful developments in machine engineering in particular within the sector of software program, Dhillon emphasizes the significance of usability in software program platforms and expands reliability to net usability and administration. It presents equipment for designing structures with elevated reliability, safeguard, and usability.

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Extra resources for Computer system reliability : safety and usability

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The system fails when all its units fail. For identical and independent units, perfect switching and standby units, and time-dependent unit failure rate, the reliability of the standby system is expressed by [3] n Rss (t) =      − λ (t ) dt  λ(t) dt  e ∫0  0   ∑ ∫ j= 0 j t t j ! 37) becomes n Rss (t) = ∑ (λt) e j − λt / j ! 4 Block diagram of a standby system with (n + 1) units. 7 Assume that a computer system has a standby system containing three identical and independent units: one operating, the other two on standby.

2003). Testing exponentiality by ­comparing the empirical distribution function of the normalized spacings with that of the original data. Journal of Nonparametric Statistics, 15(6), 719–729. Jammalamadaka, S. , & Taufer, E. (2006). Use of mean residual life in testing departures from exponentiality. Journal of Nonparametric Statistics, 18(3), 277–292. 23. Kunitz, H. (1989). A new class of bathtub-shaped hazard rates and its application in comparison of two test-statistics. IEEE Transactions on Reliability, 38(3), 351–354.

1999). Experimental study of Internet stability and wide-area backbone failures. Proceedings of the 29th Annual International Symposium on Fault-Tolerant Computing, 601–615. Dhillon, B. S. (2004). Engineering usability: Fundamentals, applications, human ­factors, and human error. Stevenson Ranch, CA: American Scientific Publishers. Dhillon, B. S. (2013). Safety and human error in engineering systems. Boca Raton, FL: CRC Press. Rosson, M. , & Carroll, J. M. (2002). Usability engineering: Scenario-based ­development of human-computer interaction.

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