Java Applet's Life cycle
Duration: 2 min
This video lesson is available to enrolled students.
Inside: a video lesson and guided study material.
Module outline
- English Comprehension: Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Reading Comprehension, Vocabulary, Idioms and Phrases, Narrative Sequencing, Critical Reasoning
- Reasoning and Aptitude: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Analogy, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Blood Relations, Directions (Direction Test), Ranking, Order and Sequence, Logical Sequence Of Words, Seating Arrangements, Puzzle Solving (Puzzles), Syllogisms, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Data Sufficiency, Selection Decision Table (Decision Making), Calendar, Clock, Cubes & Dices, Data Arrangement, Venn Diagram, Analytical Reasoning (Counting Figures Reasoning), Number System, HCF LCM, Percentage, Ratio and Proportion (Ratios), Average, Profit and Loss, Simple Interest and Compound Interest, Speed Time and Distance, Mensuration and Geometry, Arithmetic, Mixture and Alligation, Age Problems, Data Interpretation, Alphabet and Word Tests, Numerical Reasoning, Number System, Averages, Mixtures and Alligation, Percentages, Series Completion, Analogy and Classification, Patterns in Two-Dimensional Figures, Coding and Decoding, Mathematical Operations, Direction Sense, Logical Deduction and Induction, Simplification and Approximation, Assembling and Grouping of Shapes, Transformation of Shapes, Three-Dimensional Patterns and Visualization, Cubes and Dice, Algebra, Traverse Surveying, Clocks and Calendars, Order, Ranking and Sequence, Constraint Puzzles, Syllogisms and Venn Diagrams, Ratio and Proportion, Mensuration, Permutations and Combinations, Project Monitoring, Resources and Safety, Profit, Loss and Discount, Sequences and Series, Powers, Surds and Logarithms, Subject-Verb Agreement, Sentence Completion, Geometry, Probability, Trigonometry, Measurement and Quantity Take-Off, Statistics, Data Sufficiency, Blood Relations, Speed, Time and Distance, Time and Work, Data Interpretation, Sequence and Series (Series), Algebra, Permutation and Combination, Combinatorics
- General Awareness: Physics, Chemistry, Biology, Geography, History, Polity, Indian Economy
- Computer Fundamentals: Basics of COA, Number System, Number Representation, Semiconductor Memories and Programmable Logic, Timing, Hazards and Testing, Processor Organization and Instructions, Number Systems and Codes, Combinational Logic Design, Combinational Logic Circuits, Number Systems and Codes
- Operating System: Introduction to OS, Unix OS, Linux OS
- C Programming: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
- OOPS with C++ & Java: OOPS with C++, Java
- Database Management System: Basics of DBMS, SQL
- MS Office: MS Office Applications
- Internet & Web Technologies: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Protocols & Services
AI summary & chapters
AI Summary
An AI-generated summary of this video lecture.
The video is a lecture on Java Applets, beginning with a textual definition from a PDF document. The instructor explains that Java applets were a feature of the Java programming language designed to create small, interactive, and dynamic programs embedded within web pages, which were popular in the early days of the internet. The lecture notes highlight key characteristics such as being embedded in web pages, platform independence, having a graphical user interface (GUI), and security concerns. The instructor then transitions to a diagram titled "Java Applet's Life Cycle," which visually represents the applet's states: New born, Running, Idle, and Destroy. The diagram shows the flow between these states, initiated by the init() method, and includes the start(), stop(), and destroy() methods. The final frame shows a slide with a previous year's question from UGCNET June 2015, asking which statement about applets is correct, indicating the lecture is part of a test preparation course.
Chapters
0:00 – 2:00 00:00-02:00
The video displays a PDF document titled "Java Applets" on a computer screen. The text defines Java applets as a feature of the Java programming language designed to enable the creation of small, interactive, and dynamic programs that could be embedded within web pages. It notes that applets were popular in the early days of the internet for adding multimedia and interactive content. The text also mentions that their use has declined due to advancements in web technologies and security concerns. A bulleted list highlights key features: Embedded in Web Pages, Platform Independence, Graphical User Interface (GUI), Security Concerns, and Life Cycle. The instructor then draws a diagram on the screen, illustrating the applet's lifecycle with a box labeled "Applet" connected to a "Web" box, and then to a "Client" box, with an arrow labeled "Start" pointing from the client to the applet. The instructor also writes "Applet Viewer" next to the client box. The diagram shows the applet's life cycle, including the init(), start(), stop(), and destroy() methods, and the states of New born, Running, Idle, and Destroy.
2:00 – 2:07 02:00-02:07
The video transitions to a new slide titled "Previous Years Question -". The slide presents a multiple-choice question: "Which one of the following is correct?" followed by the source "(UGCNET-June2015-III-39)". This indicates the lecture is part of a test preparation series, and the instructor is about to discuss a past exam question related to the topic of Java Applets.
The lecture provides a comprehensive overview of Java Applets, starting with their historical context and purpose as interactive web components. It then details their key features, such as platform independence and security, before focusing on their well-defined life cycle. The visual aid of the life cycle diagram effectively illustrates the sequence of events and methods (init, start, stop, destroy) that govern an applet's existence from creation to termination. The lesson concludes by connecting the topic to real-world application through a past exam question, reinforcing the material for students preparing for competitive exams.

