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1. What is a Query and Types of Query in MS Access? Definition: A Query is used to retrieve specific data from one or more tables in a database. It helps to filter, sort, and analyze data easily. Types of Queries in MS Access: Select Query – Used to display data based on certain conditions. Action Query – Used to change data (Update, Delete, Append, or Make-Table). Parameter Query – Asks the user for input (like a search term) before showing results. Crosstab Query – Used to summarize and analyze data in table format. SQL Query – Used to write queries directly using SQL commands. 2. Steps to Create the First Query in MS Access Open MS Access and open your database. Click on the Create tab. Select Query Design. Choose the table(s) you want to use and click Add, then Close. In the design grid, add the fields you want to display. In the Criteria row, type the condition (e.g., >50 or "India" ). Click on the Run button (red exclamat...

  🌐 What is Internet? The Internet is a network of computers connected all around the world. It helps people to share information , send messages , watch videos , play games , and learn new things . 💡 Example: When you use Google , YouTube , or send an email , you are using the Internet . 📱 Uses of Internet: To search for information. To send and receive emails. To watch videos and listen to music. To talk with friends and family through chat or video calls. To play online games. To attend online classes. ⚠️ Safe Use of Internet: Don’t share your personal information (like name, address, or school). Use the Internet only with your parents’ or teachers’ permission . Visit only safe and educational websites . Here’s a simple explanation for Class 5 students about web browsers and their main components 👇 🌐 What is a Web Browser? A web browser is a software that helps us open and view websites on the Internet . It allows us to search ...

    MCQs on Variables and Data Types 1. What will be the output of the following code? int a = 5, b = 2; double c = a / b; System.out.println(c); a) 2 b) 2.0 c) 2.5 d) 2.50 ✅ Answer: b) 2.0 2. Which of the following is NOT a valid variable name? a) _count b) $total c) 2value d) value2 ✅ Answer: c) 2value 3. The range of a byte data type in Java is: a) -128 to 127 b) 0 to 255 c) -255 to 255 d) -127 to 127 ✅ Answer: a) -128 to 127 4. What is the output of the following code? char ch = 'A' + 1; System.out.println(ch); a) A b) B c) 66 d) Error ✅ Answer: b) B 5. What is the result of 10 + 20 + "Java"? a) Java30 b) 30Java c) 1020Java d) Error ✅ Answer: b) 30Java 6. Which of the following statements is valid? a) float f = 7.3; b) float f = 7.3f; c) float f = "7.3"; d) float f = (float)"7.3"; ✅ Answer: b) float f = 7.3f; 7. What is the default val...

1. Additional Presentation Answer: An additional presentation is a way to show ideas and information on a screen using slides instead of only using textbooks. It helps students understand the topic easily by using pictures, text, charts, and animations . Examples: Microsoft PowerPoint Google Slides Canva Presentation 2. Letter Spacing vs Word Spacing Question: Sameer wants to add more space between the letters of the text. Which option will help him? Answer: Letter Spacing Explanation: Letter Spacing increases or decreases the space between individual letters in a word. Word Spacing changes the space between words , not letters. 3. Horizontal Alignment of Text Question: How many horizontal alignments of text are there? Answer: There are four horizontal alignments of text. For Class 4 Students: Left Align – text starts from the left side. Right Align – text starts from the right side. Center Align – text comes in the middle. Ju...

  1. Which object in Access allows you to organise and display data based on specific criteria? a) Tables b) Queries ✅ c) Forms d) Reports ✅ Correct Answer: b) Queries 💡 Explanation: Queries in MS Access are used to filter, sort, and display specific data based on given conditions or criteria. 2. Which combination of data types allows us to store multimedia files like images, documents and presentations in a table? a) OLE Object and Attachment ✅ b) Lookup Wizard and OLE Object c) Attachment and Lookup Wizard d) Calculated and OLE Object ✅ Correct Answer: a) OLE Object and Attachment 💡 Explanation: OLE Object stores files like Word documents or Excel sheets. Attachment allows storing multiple files such as images, videos, and documents in a single record. Question 3: In a table with fields ‘Unit_Price’ and ‘Total_Cost’, where ‘Total_Cost’ should be automatically calculated as the product of Unit_Price a...

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 In the meantime, to ensure uninterrupted learning,  we request you to use the following alternative link for student classes 1. Weighing Scale: https://youtu.be/67mwlhwPBi0 2. Fishing Rod: https://youtu.be/TTXm6dTjDvg 3. Revolving Crane: https://youtu.be/CKQKhRnwz6E 4. Series and Parallel Circuits: https://youtu.be/8Oa4zi6_YF4 5. Solar System: https://youtu.be/6vdz5Ld70GA 6. Ball Shooter: https://youtu.be/-u7NFQ3Jy5Q 7. Magnifier : https://youtu.be/9xUtzhLpBqI 8. Remote Control Car: https://youtu.be/Uag7_LT_mGg 9. Army Tank : https://youtu.be/bJomksbjIBk 10. Unicycle Rider : https://youtu.be/Gbv4cwkSpis 11. Elliptical Trammel : https://youtu.be/o7sSaG2Z2OY 12. Light Following Robot : https://youtu.be/JlLuqApQcUs 13. Drum Machine: https://youtu.be/an96txzw5M8 14. Object Detection Car: https://youtu.be/3_HlT9TaP3k 15. Drilling Machine : https://youtu.be/DJ1D6JliqwY 16. Shredder : https://youtu.be/EpKiqBXIShE 17. Mini Serving Bot : https://youtu.be/DQeDRlBDEis 18. Smart Waste Di...