What are the three main components of Blackboard pattern?
Structure. The blackboard model defines three main components: blackboard - a structured global memory containing objects from the solution space. knowledge sources - specialized modules with their own representation.
What is blackboard model?
A blackboard system is an artificial intelligence approach based on the blackboard architectural model, where a common knowledge base, the "blackboard", is iteratively updated by a diverse group of specialist knowledge sources, starting with a problem specification and ending with a solution.
Which of the following is a part of blackboard model?
A blackboard system consists of three components ( Figure 1 ) : Blackboard ( BB ), • Knowledge sources ( KSs), and • Control unit.
What is reusable object?
Reusable objects enable you to reuse and share course elements stored in the Content Collection. You can create reusable objects quickly and find them according to categories. You can add reusable objects to several areas of your course.
What are the components of blackboard?
A blackboard system consists of three components: 1) Knowledge sources (KSs); 2) Blackboard; 3) Control component. Knowledge sources are independent modules that contain the knowledge needed for problem solving.
What is pipe and filter architecture?
The Pipe and Filter is an architectural pattern for stream processing. It consists of one or more components called filters. These filters will transform or filter data and then pass it on via connectors called pipes.
What is the characteristic of blackboard?
A blackboard (also known as a chalkboard) is a reusable writing surface on which text or drawings are made with sticks of calcium sulphate or calcium carbonate, known, when used for this purpose, as chalk. Blackboards were originally made of smooth, thin sheets of black or dark grey slate stone.
What makes a good architecture?
Architectures must have both form and function and it is a good test of an architecture to measure its elegance. An architecture that is well designed will tend to be elegant and have a simplicity of form that will be obvious to those that take the time study it.
What is blackboard PDF?
Blackboard is a Web-based course-management system designed to allow students and faculty to participate in classes delivered online or use online materials and activities to complement face-to-face teaching.
What is the advantage of reusing existing objects?
Prevents pollution caused by reducing the need to harvest new raw materials. Saves energy. Reduces greenhouse gas emissions that contribute to global climate change. Helps sustain the environment for future generations.Dec 15, 2021
What are the advantages of object oriented programming?
Advantages of OOPSTroubleshooting is easier with the OOP language. Suppose the user has no idea where the bug lies if there is an error within the code. ... Code Reusability. ... Productivity. ... Data Redundancy. ... Code Flexibility. ... Solving problems. ... Security.Oct 21, 2021
Which of these methods are used to reduce object creation?
You can often avoid creating unnecessary objects by using static factory methods (Item 1) in preference to constructors on immutable classes that provide both. For example, the static factory method Boolean. valueOf(String) is almost always preferable to the constructor Boolean(String).May 16, 2008
What is the characteristic of blackboard?
A blackboard (also known as a chalkboard) is a reusable writing surface on which text or drawings are made with sticks of calcium sulphate or calcium carbonate, known, when used for this purpose, as chalk. Blackboards were originally made of smooth, thin sheets of black or dark grey slate stone.
What is a blackboard website?
Blackboard is a Web-based course-management system designed to allow students and faculty to participate in classes delivered online or use online materials and activities to complement face-to-face teaching. ... In contrast, other courses may be conducted entirely through Blackboard, without any on-campus sessions.
What is the price of blackboard?
Amazon.in: ₹300 - ₹1,000 - Chalkboards / Presentation Supplies: Office Products.
What is the basic objective of data flow architecture?
Data flow architecture reduces development time and can move easily between design and implementation. It has main objective is to achieve the qualities of reuse and modifiability. In data flow architecture, the data can be flow in the graph topology with cycles or in a linear structure without cycles.
Learning Objects Catalog
- In the learning objects catalog, you can view the entire collection of reusable objects that you created and those shared with you by other users at your institution. 1. Go to the Content Collection. 2. In the left navigation pane, select the arrow to expand the Jump To...menu. 3. Select the arrow to expand the Learning Objectssection. 4. Select View Catalog. 5. In the Browse Reusa…
Reusable Objects in Action
- When you build content in your course, use the Discover Contentfunction to add reusable objects to areas of your course where they're available. You can add reusable objects to the discussion board, the Grade Center, and content areas. Reusable objects enable you to efficiently reuse content in multiple courses or share it with others. You may want to use reusable objects for the…
Reusable Object Categories
- In the Content Collection, when you create reusable objects, you choose a category. You can use the editor functions to create all of them except External Link. More on discovering reusable objects content The categories are provided to help you and others organize the content. Categories make it easier to find what you need at a later time. The categories also determine h…
Discover Reusable Content in Your Course
- You may need to adjust a setting in your course to discover reusable objects that you and other users have created in the Content Collection. Other users have to set the appropriate permissions on their reusable objects to allow you to discover them. 1. On the Control Panel, expand the Customization section and select Properties. 2. On the Properties page, in the Course Files secti…
Create Reusable Objects
- Select the Content Collection tab and go to the course content folder where you want to create the reusable object. If you access the Content Collection through your course's Control Panel, you don...
- Point to Build and select a reusable object type. More on the types of reusable objects
- On the Create Reusable Objectpage, type a name, which becomes the file name in the Conten…
- Select the Content Collection tab and go to the course content folder where you want to create the reusable object. If you access the Content Collection through your course's Control Panel, you don...
- Point to Build and select a reusable object type. More on the types of reusable objects
- On the Create Reusable Objectpage, type a name, which becomes the file name in the Content Collection.
- Type information in the Content box. Optionally, use the editor options to format the text and include files, images, web links, multimedia, and mashups. The files you upload from your computer are...
View A List of Reusable Objects
- In the learning objects catalog, you can view the entire collection of reusable objects that you created and those shared with you by other users at your institution. 1. Go to the Content Collection. 2. In the left navigation pane, select the arrow to expand the Jump To...menu. 3. Select the arrow to expand the Learning Objectssection. 4. Select View Catalog. 5. In the Browse Reusa…
Allow Others to Discover Your Reusable Objects
- To share reusable objects in the Content Collection, set permissions for an individual reusable object or its folder. When setting permissions, select which users or groups have access to the item or folder and determine their level of access—read, write, remove, or manage. For example, you can start by allowing only read permission. Next, you can create a folder specifically for coll…
Edit and Delete Reusable Objects
- You're allowed to edit most reusable objects in the Content Collection using the Edit in Blackboard option. For External Links, select Overwrite URL and change the address. The changes you make in the Content Collection to External Links and Assignment reusable objects are reflected wherever they're linked in your courses. Edits you make to Grade Center, Discussion Topic, HTM…
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