PPT-Software Errors

Theres a bug in our code Theres a bug in our code Probably The first software bug Harvard Mark II Electromechanical machine Moth found in relay Found by Grace Hopper Type of Errors 3 that well mention today. Perkins Sunghun Kim Sam Larsen Saman Amarasinghe Jonathan Bachrach Michael Carbin Carlos Pacheco Frank Sherwood Stelios Sidiroglou Greg Sullivan WengFai Wong Yoav Zibin Michael D Ernst and Martin Rinard MIT CSAIL HKUST VMware BCG BAE AIT NU Chapter 2. Information security’s primary mission is to ensure that systems and their contents remain the same!. “Organizations must understand the environment in which information systems operate so their information security programs can address actual and potential problems.”. Chapter. . 2. Please note that author slides have been significantly modified. Outline. What is software?. Software errors, faults and failures. differences. Classification of the causes of software errors. MADHUMITA RAMESH BABU. SUDHI PROCH. 1/37. Automated Derivation of Application-Aware . Error Detectors Using Static Analysis: . The Trusted . Illiac. Approach . Karthik. . Pattabiraman. , Member, IEEE, . Pozefsky. ). Software and System Testing. EPIC SOFTWARE FAILS. Why Do We Care?. Why do we care?. Therac-25 (1985). 6 massive radiation overdoses. Multiple space fiascos (1990s). Ariane. V exploded after 40 seconds (conversion). CS 360. Lecture 15. Software testing strategies. A strategic approach to testing. Functionality meets the requirements that guided its . design.. Responds correctly to all types of . input.. Performs its functions within an acceptable . Introduction. Characteristics of Strategic Testing. Verification and Validation. Organizing for Software Testing. A Strategy for Testing Conventional Software. Levels of Testing for Conventional Software. SW . Development & Quality Assurance. Mgmt of Information . Assurance – IS . 342. Supplement to CSH6 Chapter 39. M. E. Kabay, PhD, . CISSP-ISSMP. Prof. . . Computer Information Systems. School of . Not covered . in textbook. Computer errors. A range of possible consequences. Seconds lost. Data lost. $ - $$$. Injuries and deaths. Examples:. Disfranchised voters. False arrests. Price & billing errors. 2014 RAMS VII Workshop . November 4, 2014. S. Novack. 1. , S.Hatfield. 1. , M. Al Hassan. 1. ,J.Bales. 2. , . P. Britton. 2. , F.Hark. 1. , J.Stott. 2. 1. Bastion Technologies, Inc.. 2. NASA Marshall Space Flight Center. Lecture 15. software Testing. Two main goals of software testing:. Means of increasing software reliability (Defect Testing).. Tests to find and correct faults. Boundary testing. Code coverage testing. ). Software and System Testing. EPIC SOFTWARE FAILS. Why Do We Care?. Why do we care?. Therac-25 (1985). 6 massive radiation overdoses. Multiple space fiascos (1990s). Ariane. V exploded after 40 seconds (conversion). FOR RELIABLE QUANTUM COMPUTING. Poulami. Das. ETH Zurich. Sep 27, 2022. 2. Why Quantum Computing?. Quantum computers can fundamentally change what is computable. Quantum computers promise computational advantages over conventional machines for many important applications. ,. and . Risk. What We Will Cover. Failures and Errors in Computer Systems. Case Study: The Therac-25. Increasing Reliability and Safety. Dependence, Risk, and Progress. Failures and Errors in Computer Systems.