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Ch- 6 MATHEMATICS H.C.F & L.C.M

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CHECK YOURSELF  CLICK HERE (CH 5) Chapter- 6 (H.C.F & L.C.M) H.C.F means- Highest Common Factor.  For Practice at Home First Method- With the help of Multiplication tables (By Inspection)  इसे हम कहानी से समझते है | इस कहानी में दो लोग है - भाई और बहन | भाई का नाम अर्थ है और बहन का नाम रिया है | रिया- भाई, आपको tables आती हैं? अर्थ - हाँ जी, क्यों नहीं | रिया - तो बताओ 12 और 8  दोनों किस-किस की tables में आते  है ? अर्थ-   1, 2 और  4  की | रिया - भाई क्या आपको पता है- 1, 2 and 4 are the common factors of 12 and 8. अर्थ - यस , लेकिन H.C.F तो बताओ, यह क्या होता है ? रिया- H.C.F means Highest Common Factor.           Now can you tell me Highest Common factor among these common factors-                                   1,   2,   4  अर्थ- यस, 4.  रिया-  Correct. Arth- अब समझ आया कि 12 और 8 का H...

CLASS- 6 CH2-The World of Operating Systems

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The World of Operating Systems Answer the following questions. a) What is an operating system? Explain its basic functions. An operating system is a program that acts as an interface between the user and the computer hardware and controls the execution of all kinds of programs. It is used to boot the computer, manages all the hardware and software installed in computer. b) Explain the term 'Software License'. A license is simply the mechanism that authorizes us to use the software, separate from any fees. Software license does not mean that we have to pay for the software, even free software is licensed. c) What is the difference between Proprietary OS and Open Source OS. Proprietary OS means an operating system that is licensed by the copyright holder under very specific conditions. Open‐source OS is an operating system for which the source code is released free of cost. d) Write a short note on Windows 10. Windows 10 is the most recent version of the op...