Decomposition Based Estimation
Duration: 3 min
This video lesson is available to enrolled students.
Inside: a video lesson and guided study material.
Module outline
- About Course: About the Course
- Paper 2 | Digital Logic: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation, Floating Point Rep
- Paper 2 | Computer Organization And Architecture: Basics of COA, Cache Memory Organization, Input Output Organisation, Pipelining, Control Unit Design, Instr Formats & Modes, Programming the Basic Computer
- Paper 2 | Analog And Digital Communication: Introduction to Communication Systems & Random Signals, Analog Communication Systems, Information Theory & Digital Communication Fundamentals, Digital Modulation & Detection Techniques, Error Control, Synchronization & Multiple Access Techniques
- Paper 2 | Programming in C: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
- Paper 2 | Data Structures And Programming: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing, Java, OOPS with C++, Java Fundamentals, Array, String, IO & References
- Paper 2 | Algorithms: Algorithm Analysis, Sorting Algorithms, Time Complexity Analysis, Greedy Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos
- Paper 2 | Compiler Design: Intro to Compilers, Lexical Analysis, Grammar & CFG, Syntax Analysis: Top-Down, Syntax Analysis: Bottom-Up, Semantic Analysis & SDT, Intermediate Code Gen, Code Optimization, Run Time Environment
- Paper 2 | Operating System: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Threads & Process Creation, Deadlock, Memory Management, Virtual Memory, Disc Scheduling, File Management, Unix OS, Linux OS
- Paper 2 | Databases: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, Relational Algebra, SQL, Relational Calculus, File Organization & Indexing, Transaction Management, Concurrency Control
- Paper 2 | Information Systems and Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
- Paper 2 | Computer Networks: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, DLL: Framing, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Net Layer:Routing Protocol, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware Basics
- Paper 2 | Internet & Web Technologies: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Protocols & Services, Web Publishing & Hosting, Server Side & Security, Emerging Technologies, HTML Basics, JavaScript-Basics, CSS, XML, HTML5
- Paper 2 | Cyber Security And Emerging Technologies: Emerging Tech Trends
- Paper 2 | Cloud Technology: Cloud Computing
- Paper 2 | Probability and statistics: Probability, Statistics
- Paper-1 English: Vocabulary, Preposition, Articles, Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Cloze Test (Cloze Passage), Sentence Construction
- Paper 1 General Mental Ability & Logical reasoning: Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Sequence and Series (Series), Speed Time and Distance, Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Percentage, Average, Powers and Exponents (Surds and Indices), Algebra, Profit and Loss, Simple Interest and Compound Interest, Time and Work, Pipe and Cistern, Mensuration and Geometry, Mental Ability, Age Problems, Partnership, Arithmetic, Speed Mathematics and Basic Mathematics, Syllogisms, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Seating Arrangements, Blood Relations, Directions (Direction Test), Analytical Reasoning (Counting Figures Reasoning), Puzzle Solving (Puzzles), Calendar, Clock, Cubes & Dices, Selection Decision Table (Decision Making), Logical Sequence Of Words, Venn Diagram, Analogy
- Paper-1 General Knowledge & Current Affairs: State Wise GK, History, Geography, GK- Current Affairs, Static General Knowledge
- Full Length Mock Test:
AI summary & chapters
AI Summary
An AI-generated summary of this video lecture.
The video is an educational lecture on software engineering estimation techniques, presented by an instructor from Knowledge Gate. The first segment introduces 'Decomposition based estimation' as a method for large projects, explaining that it involves breaking down a problem into smaller parts. It details two primary approaches: 'Direct Estimation (White Box)', which uses size-oriented metrics like KLOC (thousands of lines of code), and 'Indirect Estimation (Black Box)', which uses function-oriented metrics like FP (function points). The second segment transitions to a set of fundamental formulas for project estimation, including Effort = Size / Productivity, Cost = Effort X Pay, and Duration = Effort / Team Size. The instructor uses a whiteboard to write and explain these equations, which are displayed on the screen. The video concludes with a 'Thanks for Watching' screen.
Chapters
0:00 – 2:00 00:00-02:00
The video opens with a title card for 'SOFTWARE ENGINEERING' and '#knowledgegate'. It then transitions to a slide titled 'Decomposition based estimation'. The instructor explains that this method is used for large projects by decomposing them into smaller problems. The slide lists two estimation bases: 'Direct Estimation (White Box): Size oriented metrics (KLOC)' and 'Indirect Estimation (Black Box): Function oriented metrics (FP)'. The instructor, visible in a small window, elaborates on these concepts, with the on-screen text clearly defining the terms and their acronyms.
2:00 – 2:47 02:00-02:47
The slide changes to display a list of formulas for project estimation. The instructor explains the relationships between key project variables. The formulas shown are: Effort = Size / Productivity, Productivity = Size / Effort, Size = Effort X Productivity, Cost = Effort X Pay, Duration = Effort / Team Size, Team Size = Effort / Duration, and Effort = Duration X Team Size. The instructor writes these equations on the whiteboard, and the text is clearly visible on the screen. The video ends with a 'THANKS FOR WATCHING' screen.
The lecture progresses from a high-level introduction to software estimation methods to the specific, quantitative formulas used to calculate project effort, cost, and duration. It first establishes the conceptual framework of decomposition-based estimation, distinguishing between direct (size-based) and indirect (function-based) methods. It then provides the core mathematical relationships that allow a project manager to derive one variable from others, forming the basis of a practical estimation process. The flow moves from theory to application.