Dr. Osama M. Khaled
Dr. Osama Khaled is a practitioner and a researcher of software engineering for more than 22 years. Dr. Osama got his B.Sc, M.Sc, and Ph.D. in computer science from the American University in Cairo in 1998, 2004, and 2017. He worked in IBM, Vodafone, and Etisalat till 2018. He started his consultancy journey with Deloitte Australia since Jan 2019.
Dr. Osama has 15 papers published in renounced conferences and journals and was a casual lecturer at Ain Shams University teaching for Engineering and Computer Science students in 2017-2018 and the American University in Cairo 2021.
Dr. Osama is the founder of YaOsta.com website which operated since 2006 and contributed positively in the domain area of hand workers in Egypt and in the Middle East
Location: Melbourne, Australia
Latest content created by this user
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| Mar 31, 2026 |
You are assessing the risks of a proposed merger. You identify a 'high-probability, high-impact' risk where the two companies' data governance policies are diametrically opposed. Using the BABOK 'Assess Risks' task, what is the best strategic recommendation?
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| Mar 25, 2026 |
During a 'Analyze Current State' exercise, you discover that the existing legacy system has a technical debt that costs \($200,000\) annually in maintenance. A new solution costs \($800,000\) to implement and will reduce maintenance to \($40,000\) per year. However, the organization's internal rate of return (IRR) is 12%. What is the most critical non-financial factor you must assess before recommending this change strategy?
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| Mar 25, 2026 |
A multinational corporation is facing a 15% decline in market share due to disruptive fintech competitors. The CTO suggests immediate migration to a cloud-native architecture. As a Senior Business Analyst, you are conducting a 'Define Future State' task. Which of the following should be your primary focus to ensure the strategy is sound?
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| Mar 25, 2026 |
CBAP Practice Exam #5
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| Mar 25, 2026 |
A Use Case diagram shows a boundary box. One Actor is inside the box, and three are outside. What is the error?
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| Mar 25, 2026 |
On an ERD, you see a line between "Order" and "Product" with a "Crow's Foot" on both ends. What is the BA's next step?
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| Mar 25, 2026 |
An attribute "Age" is found in a "Customer" entity. Why might a BA recommend changing this to "Date of Birth"?
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| Mar 25, 2026 |
A relationship is marked as "Optional" on one side (a circle) and "Mandatory" on the other (a dash). This is an example of:
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| Mar 25, 2026 |
A BA identifies that a "User" can have multiple "Email Addresses." In a logical data model, how is this handled?
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| Mar 25, 2026 |
What is the primary purpose of a "Class Diagram" compared to an "ERD"?
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