Computer Overview (Sumita Arora) Textbook Solutions 7th Edn credits: Q1: Storage of 1KB means the following number of bytes: (a) 1000 (b) 964 (c) 1024 (d) 1064 Answer: (c) 1024 bytes Q2: One Megabyte is equivalent to (a) 2 10 bytes (b) 2 20 bytes (c) 2 30bytes (d) none of these Answer: (b) 2 20 bytes (1 MB = 1024 KB = 2 10 KB = 2 10× 2 10 bytes = 2 20 bytes) Q3:What do you understand by IPO cycle? Answer: It stands of Input-Process-Output cycle. A computer follows IPO cycle i.e. It takes data as input, processes it and takes out information as an output.
Q4: What are the functional components of a digital computer? Answer: The functional components of a digital computer are: • Input Unit • Central Processing Unit (CPU) consisting of ALU (Arithmetic Logic Unit) and CU (Control Unit) • Output Unit • Storage (Memory) Q5: What are the components of CPU? What is its role? What is the function of control unit of CPU? Answer: The CPU is the brain of the computer system. It has three main components: • Arithmetic and Logic Unit (ALU) • Control Unit • Registers The arithmetic and logic unit (ALU) is the part of CPU where actual computations (arithmetic or logical) take place. The control unit directs and controls the activities of the computer system. Information Technology Book For Class 9 By Sumita – Kkfit.us Information Technology Book For Class 9 By Sumita Arora PDF Document Information computer science for class 11 by sumita arora solutions computer science for class 11 by sumita arora solutions 15.11mb foundation of information technology class 10. Home » Class 11th » Chapter 6: Getting Started with C++ Programming Questions Solutions Chapter 6: Getting Started with C++ Programming Questions Solutions Que.17. While performing these operations the ALU takes data from the temporary storage area inside the CPU named registers. Q6: What is the highest memory unit known so far? Informatics Practices By Sumita AroraAnswer: Geop Byte Q7: What role does input play in a computer? Answer: Roles an input unit plays in a computer are: • acts as an interface between user and the CPU • accepts data and instructions to feed into CPU • examples are keyboard, mouse, light pen, touch screen etc. Q8: What role does the output play in a computer? Answer: Computers talks to the outer world (humans) via output devices. Output unit takes machine coded output results from the processor and converts them into a form that can be used by human beings. (In progress.). [email protected] Why Bookskart? Bookskart is an interactive e-commerce solution providing users with an opportunity to buy sell and donate their used books making it the only sophisticated service in India providing quality-checked products at a very affordable price. By enabling people to sell their used books on our website enables them making money online by selling products on our website and donating the books would help the fellow charity to succeed in the future. Be a part of our vision by signing up for our service for free. Buy Books at Flat 50% Off. Fast Delivery. Easy to Use Website. Sumita Arora Class 11 Solutions Chapter 4Shopping Books for Cheap and Affordable Prices. Bookskart provides users with wide range of pre-owned books which get a check based on their condition and fixed to its best and delivered to consumers doorsteps. Why Pre-Owned Books? Bookskart has a huge preference towards selling pre-owned books as it can be sold at an affordable price, as the amount of knowledge gained in any kind of book is the same • • • ©BooksKart Made in India with ❤. This book is absolutely horrible. Sumita Arora is a total joke in my eyes. The articulation of the concepts were so poor and the style of writing is so appalling that it defers people from actually learning C++ and makes students despise C++ and maybe CS itself. As an experienced programmer to some degree, I can say that this book is an excellent example of how NOT to teach. It employs all the worst teaching techniques and creates this unique blend of utter dog shit. I STRONGLY urge you to not b This book is absolutely horrible. Sumita Arora is a total joke in my eyes. The articulation of the concepts were so poor and the style of writing is so appalling that it defers people from actually learning C++ and makes students despise C++ and maybe CS itself. As an experienced programmer to some degree, I can say that this book is an excellent example of how NOT to teach. It employs all the worst teaching techniques and creates this unique blend of utter dog shit. I STRONGLY urge you to not buy this book. If it is required by your school, please buy a used version. DO NOT support this low quality author by buying her books. These kind of books, by just virtue of their existence, are harming the CS education in our world. In the case that you are just picking up this book to learn C++ and not for an exam, avoid this book like the plague. Sumita Arora Class 11 Chapter 8 SolutionsAlthough I would say that not every page of this book is incomprehensible, I still wouldn't recommend it. There are actual high quality books and tutorials out there.
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