Sᴄɪᴇηᴄᴇ Aηᴅ Cᴏᴍᴘᴜᴛᴇʀ Nᴏᴛᴇs™ 🎲

👉Uranium – 235 used as a fuel in nuclear reactor. 👉Arsenic – 74 used for detecting tumour. 👉Cobalt – 60 used for cancer treatment. 👉Iodine – 131 used for treatment of goitre.

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👉 How many muscles are found in our body – 656 👉The total number of ear bones is – 6 👉How many pairs of ribs are there in human body – 12 👉 The total number of facial bones human beings is – 14 👉Chlorophyll was first isolated and named by – Caventou and Pelletier

☂️IMPORTANT COMPUTER ONELINER SERIES,PART-2☂️ 🌳21. Which computer is used in Hospitals to measure the heartbeat of patients. 👉Ans:- Hybrid Computers 🌳22. who created the Electronic Discrete Variable Automatic Computer (EDVAC) with a memory to hold both , a stored program as well as data. 👉Ans:- John Von Neumann 🌳 23. Chief Component of First generation computer was ____. 👉Ans:- Vaccum Tube 🌳24. In 1991, India's First Indigenous supercomputer named _ was developed by Vijay Bhatkar. 👉Ans:- Param 8000 🌳25. Second generation computers can be characterized largely by their use of ____. 👉Ans:- Transistors 🌳26. The Period of the second generation computers was ____ 👉Ans:- 1959-1964 🌳27. The letter "G" used in "2G spectrum" stands for _ Ans:- Generation 🌳28. What did the First electronic digital computer contain ? 👉Ans:- Valves 🌳29. who invented the First Computer Mouse ? 👉Ans:- Douglas Engelbart 🌳30. In which country was the First Electronic Numerical Integrator and Computer, the First programmable general purpose electronic digital computer, developed ? 👉Ans:- USA 🌳31. Who has developed the Automatically Programmable Tool (APT) ? 👉Ans:- Douglas T Ross 🌳32. who introduced the world's first laptop computer in the market ? 👉Ans:- Epson 🌳33. Which company manufactured the First microprocessor 4004 ? 👉Ans:- INTEL Corporation 🌳34. where was India's first computer installed ? 👉Ans:- Indian Statistical Institute, Calcutta 🌳35. The First computer made available for commercial use was ? 👉Ans:- UNIVAC 🌳36. what is the name of the first super computer of the world ? 👉Ans:- CDC 6600 🌳37. The First barcode system was developed by 👉Ans:- Norman Joseph Woodland 🌳38. The world wide web was invented in the year ___ 👉Ans:- 1989 🌳39. what is the name of India's fastest and first multi petaflops super computer unveiled at pune based India Institute of Tropical Meterology. 👉Ans:- Pratyush 🌳40. who was the founder of the first search engine called "Archie". 👉Ans:- Alan Emtage 🌳41. who pioneered binary logic and arithmetic in computers programming. 👉Ans:- Claude Shannon 🌳42. who designed the first analog Computer in India. 👉Ans:- Samarendra Kumar Mitra 🌳43. who is called Father of supercomputing. 👉Ans:- Seymour Cray 🌳44. In which year did the javascript programming language come into existence. 👉Ans:- 1995

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🔻🔻JUST REVISE IT NOW..FRIENDS🔻🔻 ☂️☂️First Generation - (1940-56) - Vaccum Tubes ☂️☂️Second Generation - (1956-63) - Transistors ☂️☂️Third Generation - (1964-71) - Integrated Circuits ☂️☂️Fourth Generation - (1971-80) – Microprocessors ☂️☂️Fifth Generation - (1980-Present) - Semi Conductors 🔹🔹First Gen - Machine & Assembly Language 🔹🔹Second Gen - Assembly Language & High level Language (FORTRAN , COBOL) 🔹🔹Third Gen - High Level Languages (COBOL , PASCAL , BASIC) 🔹🔹Fourth Gen - High Level Languages (FORTRAN 77 , PASCAL , COBOL) 🔹🔹FIFTH Gen - High Level Languages - (C , C++ , Java , .Net)

☂️IMPORTANT COMPUTER ONELINER SERIES,PART-1☂️ 🌳1. In Computer the data is stored in which forms. Ans:- Binary 🌳2. Which command is called as 3 finger salute in computers. Ans:- Ctrl + Alt + Delete 🌳3. Which Command is not used to switch off the computer. Ans:- Hibernate 🌳4. Control Unit is called the ___ of a computer. Ans:- Nerve Center or Brain 🌳5. Instructions to computer are given through _ Ans:- Input unit 🌳6. What is the typed , submitted or transmitted data called in a computer system. Ans:- Input 🌳7. All the machinery and equipments of computer are called _. Ans:- Hardware 🌳8. Organized files can be stored in ___. Ans:- Folder 🌳9. What is a collection of information saved as a unit called. Ans:- File 🌳10. Cut , Copy and Paste option are found in ____ menu. Ans:- Edit 🌳11. What does an information becomes after input into a computer. Ans:- Data 🌳12. In which graphics, digital photos and scanned images are typically stored with extentions such as: .bmp , .png , .jpg , .gif. Ans:- Bitmap 🌳13. which Indian IT expert is called "the father of the Pentium processor". Ans:- AnandChandrashekhar 🌳14. Which Process refers to the starting up of a computer and the loading of the required parts of the operating system into the RAM. Ans:- Booting 🌳15. what is defined as "a set of instructions, data or programs used to operate computers and execute specific tasks". Ans:- Software 🌳16. A screen in a software program that permits the user to view several programs at one time is called Ans:- Window 🌳17. Small & Cheap Computers built into several home appliances are of which type ? Ans:- Micro Computers 🌳18. ENIAC was ____ Ans:- An Electronic Computer 🌳19. Which was the First super computer purchased by India for medium range weather forecasting? Ans:- CrayXMP-14 🌳20. A portable, personal computer small enough to fit on your lap is called a Ans:- Note-book computer

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