What is Project Quality management in Project Management

goldnick18 26 views 33 slides Sep 09, 2024
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About This Presentation

Project Quality Management is one aspect of project management. Project quality management ensures that the project will satisfy the needs for which it was undertaken


Slide Content

Project Quality Management PMI Knowledge Areas

What Is Project Quality? The International Organization for Standardization (ISO) defines quality as “the degree to which a set of inherent characteristics fulfils requirements” (ISO9000:2000) 2 Who ultimately decides if quality is acceptable? IS Project Management

The Cost of Quality The cost of quality is the cost of conformance plus the cost of nonconformance Conformance Cost of nonconformance Cost Categories Related to Quality Prevention cost Appraisal cost Internal failure cost External failure cost Measurement and test equipment costs 3 IS Project Management

What Is Project Quality Management? Project quality management ensures that the project will satisfy the needs for which it was undertaken Processes include : Planning quality management (Planning) Performing quality assurance (Executing) Performing quality control (Control/Monitor) 4 IS Project Management

Project Quality Management Summary IS Project Management 5

Planning Quality Implies the ability to anticipate situations and prepare actions to bring about the desired outcome Important to prevent defects by: Selecting proper materials Training and indoctrinating people in quality Planning a process that ensures the appropriate outcome 6 IS Project Management

Quality and IT Projects Customers have difficulty explaining exactly what they want in an IT project. What are the important scope aspects of IT projects that impact quality ? 7 IS Project Management Functionality & features System outputs Performance Reliability Maintainability

Who’s Responsible for the Quality of Projects? Project managers are ultimately responsible for quality management on their projects Several organizations and references can help project managers and their teams understand quality International Organization for Standardization (www.iso.org) IEEE (www.ieee.org) 8 IS Project Management

2) Performing Quality Assurance Quality assurance includes all the activities related to satisfying the relevant quality standards for a project Another goal of quality assurance is continuous quality improvement Performing Quality Assurance through : Benchmarking Quality audits 9 IS Project Management

Testing Many IT professionals think of testing as a stage that comes near the end of IT product development 10 IS Project Management

Types of Tests Unit testing Integration testing System testing User acceptance testing IS Project Management 11

Program inspections These are peer reviews where engineers examine the source of a system with the aim of discovering anomalies and defects. Inspections do not require execution of a system so may be used before implementation . 12 IS Project Management

Inspection checklists Checklist of common errors should be used to drive the inspection. Examples : Initialisation, Constant naming, loop termination , array bounds, etc. 13 IS Project Management

An inspection checklist (a) Fault class Inspection check Data faults Are all program variables initialized before their values are used? Have all constants been named? Should the upper bound of arrays be equal to the size of the array or Size -1? If character strings are used, is a delimiter explicitly assigned? Is there any possibility of buffer overflow? Control faults For each conditional statement, is the condition correct? Is each loop certain to terminate? Are compound statements correctly bracketed? In case statements, are all possible cases accounted for? If a break is required after each case in case statements, has it been included? Input/output faults Are all input variables used? Are all output variables assigned a value before they are output? Can unexpected inputs cause corruption? 14 IS Project Management

An inspection checklist ( b ) Fault class Inspection check Interface faults Do all function and method calls have the correct number of parameters? Do formal and actual parameter types match? Are the parameters in the right order? If components access shared memory, do they have the same model of the shared memory structure? Storage management faults If a linked structure is modified, have all links been correctly reassigned? If dynamic storage is used, has space been allocated correctly? Is space explicitly deallocated after it is no longer required? Exception management faults Have all possible error conditions been taken into account ? 15 IS Project Management

3) Controlling Quality The main outputs of quality control are: Acceptance decisions Rework Process adjustments Seven Basic Tools of Quality Flowchart Run Chart Scatter Diagram Histogram Pareto Diagram Control Chart Cause and Effect Diagram 16 IS Project Management

Flowcharts Flowcharts are graphic displays of the logic and flow of processes that help you analyze how problems occur and how processes can be improved 17 IS Project Management

Run Charts A run chart displays the history and pattern of variation of a process over time. 18 IS Project Management

Scatter diagram A scatter diagram helps to show if there is a relationship between two variables 19 IS Project Management

Histograms A histogram is a bar graph of a distribution of variables 20 IS Project Management

Pareto Charts A Pareto chart is a histogram that can help you identify and prioritiz e problem areas 21 IS Project Management

Quality Control Charts A control chart is a graphic display of data that illustrates the results of a process over time The main use of control charts is to prevent defects, rather than to detect or reject them 22 IS Project Management

The Seven Run Rule You can use quality control charts and the seven run rule to look for patterns in data The seven run rule states that if seven data points in a row are all below the mean, above the mean, or are all increasing or decreasing, then the process needs to be examined for non-random problems IS Project Management 23

Checksheet used to collect and analyze data 24 IS Project Management

Cause-and-Effect Diagrams Cause-and-effect diagrams They help you find the root cause of a problem fishbone or Ishikawa diagrams 25 IS Project Management

Six Sigma Six Sigma is “a comprehensive and flexible system for achieving, sustaining, and maximizing business success. Six Sigma is uniquely driven by close understanding of customer needs , disciplined use of facts , data , and statistical analysis , and diligent attention to managing , improving , and reinventing business processes ”* 26 *Pande, Peter S., Robert P. Neuman, and Roland R. Cavanagh, The Six Sigma Way , New York: McGraw-Hill, 2000, p. xi. IS Project Management

Basic Information on Six Sigma The target for perfection is the achievement of no more than 3.4 defects per million opportunities The principles can apply to a wide variety of processes Six Sigma projects normally follow a five-phase improvement process called DMAIC IS Project Management 27

DMAIC DMAIC is a systematic, closed-loop process for continued improvement that is scientific and fact based DMAIC stands for: D efine M easure A nalyze I mprove C ontrol An important concept in Six Sigma is improving quality by reducing variation 28 IS Project Management

Six Sigma and Statistics The term sigma means standard deviation Standard deviation measures how much variation exists in a distribution of data IS Project Management 29

Table 8-2. Sigma and Defective Units IS Project Management 30

Six 9s of Quality Six 9s of quality is a measure of quality control equal to 1 fault in 1 million opportunities In the telecommunications industry, it means 99.9999 percent service availability or 30 seconds of down time a year This level of quality has also been stated as the target goal for the number of errors in a communications circuit, system failures, or errors in lines of code 31 IS Project Management

Improving Information Technology Project Quality Several suggestions for improving quality for IT projects include: Establish leadership that promotes quality Understand the cost of quality Focus on organizational influences and workplace factors that affect quality Follow maturity models 32 IS Project Management

Chapter Summary Project quality management ensures that the project will satisfy the needs for which it was undertaken Main processes include: Plan quality Perform quality assurance Perform quality control 33 IS Project Management