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Networking and Telecommunications Class 10 Computer Science Chapter 1

Networking and Telecommunications Class 10 Computer Science Chapter 1 Introduction Telecommunication: Telecommunications refers to the transfer of information at a far distance. The communication media like telephones, telegrams, radios, and televisions facilitates us to transfer information over a long distance. So communications over a long distance with the help of telephones, mobiles or internet are called telecommunication. Computer Network: Network refers to the system of interconnected devices for transferring information from one device to another. A computer network refers to the interconnection of two or more than two computers for data communication. In other words, it is also known as the group of interconnected computers for the purpose of sharing resources like computer hardware or software. The Internet is the world's largest computer network where millions of computers are connected across the world for sharing resources like data, hardware or software. Computer ne

Keyboard Shortcuts In MS-Excel

Keyboard Shortcuts In MS-Excel Keyboard Shortcuts In MS-Excel Keyboard Shortcut In MS-Excel Keyboard Shortcut Description Tab Move to the next cell , to the right of the currently selected cell. Ctrl+A Select all contents of a worksheet. Ctrl+B Bold all cells in the highlighted section. Ctrl+C Copy all cells in the highlighted section. Ctrl+D Fill down. Fills the cell beneath with the contents of the selected cell. To fill more than one cell, select the source cell and press Ctrl + Shift +Down arrow to select multiple cells. Then press Ctrl+D to fill them with the contents of the original cell. Ctrl+F Search current sheet. Ctrl+G Go to a certain area. Ctrl+H Find and replace. Ctrl+I Puts italics on all cells in the highlighted section. Ctrl+

QBASIC Program To Find The Sum Of Two Numbers

QBASIC Program To Find The Sum Of Two Numbers Algorithm To Find The Sum of Two Numbers Step1: Start Step2: Accept/Input any two numbers and store them in two different variables a and b Step3: Calculate sum = a + b Step4: Display the sum Step5: End the program QBASIC Program To Find The Sum Of Two Numbers CLS INPUT" Enter the first number"; a INPUT" Enter the second number"; b Sum = a+b PRINT" The sum is "; Sum END Algorithm To Find The Sum of Two Numbers Using Sub Procedure in QBASIC Step1: Start Step2: Declare the sub procedure with a name and parameters as SUM (a, b) Step3: Input two numbers a and b Step4: Call the sub procedure declared in the step2 with CALL statement as CALL SUM (a, b) Step5: End the program Step6: Define the sub procedure Step7: In the sub procedure, calculate the sum Step8: Display the sum Step9: End the sub procedure QBASIC Program To Find The Sum Of Two Numbers Using SUB Procedure DECLARE SUB SUM(a, b) CLS INPUT"

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