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ICT-SKILLS (Class-9)
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Ch-3 (ICT-SKILLS) What is Computer System? A Computer is an electronic machine that takes input from user, process the data and gives the desired result (output). It performs both mathematical and non-mathematical operations. Computer can be classified into two categories. 1. Hardware: Any physically components that we can touch, feel,& view are called hardware. Ex- Monitor, Printer, Motherboard, RAM, SSD, Pen drive, Mouse,etc. 2. Software : A Software is a set of programs or instructions that tells the computer what to do. Ex: MS-Word, Excel, PowerPoint, Scratch, etc. Software are two types: System Software: It is a type of program that is designed and managed to all hardware devices'- Operating System(Windows, 7,10,11) Application Software: It is a type of software designed to help users perform specific task. Ex: MS-Word, MS-Excel, Photoshop, CorelDRAW. Hardware categories four types 1. Input Device: Input devices are the devices that are used to enter data ...
Class 8 Question Answer
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Ch-8( Introduction to Photoshop) Q1. What do we have different selection Modes in Photoshop? Ans We have different objects in an image. Since objects have different shapes and sizes, different tools like Rectangular Marquee, Lasso, and Magic wand helps us make accurate selections. Q2 . Write the names and use of any 6 tools in Photoshop? Ans : A . Move tool: User to move a layer or object from one place to another B. Brush tool: Used to paint or draw on an image. C. Eraser tool: Used to remove unwanted parts of an image D. Text tool: Used to add text to ab image. E. Crop tool: Used to cut or remove unwanted outer parts of an image. F. Red eye tool: The Red eye tool is used to remove the red eye effect from photos Q3. How will you remove sots from an image. Ans: We can remove spots by using the spot Healing Brush tool or Healing Brush tool. Click or brush over the spot, and Photoshop at automatically fixes it by matching the surrounding area . Q4. Wat is the use ...
Python Programming Problems
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Python Programming Problems ........................................................................................................................................Q1. Write a Python program to print any word. print("Hello Python") # Print(): It shows text or numbers on the screen. Output: Hello Python --------------------------------------------------------------------------------------------------------------- Q2. Write a Python program to input two numbers from the user and print their sum. #input two numbers from the user. a=int(input("Enter the first number:")) b=int(input("Enter the second number:")) sum=a+b print("sum of two numbers=",sum) #print( ) function is used to display output to console or screen. Output: Enter the first number: 20 Enter the second number: 40 sum of two numbers=60 Q3. Write a Python program to input two numbers from the user and print their product. a=int(input("Enter the first number:")) b=int...
class X (Electronics Spreadsheet(Advanced Using LibreOffice CALC)
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Session -1 What is Subtotal? Subtotal is a feature in LibreOffice Calc used to automatically calculate partial totals(such as Sum, Average, Count, etc.). for a group of data. It works best when the data is sorted. Why Subtotal is used? To summarize large data easily To calculate group wise totals To avoid manual calculations To generate reports quickly Steps to Calculate Subtotals Select the entire data range Go to Data- Subtotals In the Subtotals dialog box, specify: Group by- Column where data changes(eg.TYPE) Calculate subtotals for- Numeric column (e.g. QUANTITY) Use function(Sum, Count, Average, Max, Min, Product) Default function is SUM. 4. Click Ok Advantages of Subtotal: 1. Saves Time: Subtotal automatically calculates totals, averages, counts, etc. for each group of data. This reduces the need for manual calculations and saves a lot of time. 2. Easy Data Analysis: Subtotal helps in analyzing data ...