eBooks de Informática práctica, página 31 de 141

Es un libro escrito especialmente para los profesores que han tenido poco o ningún contacto con la informática, pero que requieren de ella ya sea para sus labores de enseñanza o actividades académicas, acerca a todos los docentes a las nuevas tecnologias e Internet, de una manera amigable y util. Esta dedicado a los educadores no familiarizados con la informatica y que se acercan al mundo de la computacion por primera vez; tambien a quienes ya tienen algo de experiencia y desean profundizar algunos temas o crear actividades innovadoras para sus clases por medio de las TIC. Los docentes encontraran aqui una forma diferente de emplear los recursos que se encuentran en el aula de medios, en un laboratorio de informatica o en su computadora. Por eso enseña paso a paso los programas de Office, Internet y las aplicaciones de la Web 2.0. Tambien incluye como usar las pizarras digitales interactivas, el cañon, la camara y todo lo que contiene un aula de informatica.

Obra completa, única en su género, detalla los conceptos generales y los temas más relevantes de las redes de computadoras como: elementos de una red; topologías; redes locales en el mercado; el modelo de referencia OSI; comunicaciones satelitales; transmision de datos sobre tecnologia IP; el protocolo TCP/IP, la interconexion de redes, los protocolos de aplicacion y servicios para la transmision de voz sobre la tecnologia IP, telefonia sobre IP, uso del protocolo H.323; asi como las recomendaciones G.711, G.723.1 y G.729. La convergencia de las redes de computadoras se trata a traves de diversas aplicaciones que esta nueva tecnologia proporciona a los usuarios hasta llegar al desarrollo e implementacion de una moderna red convergente privada.

Los algoritmos son una parte fundamental de las ciencias de la computación, es indispensable poseer un claro dominio de la lógica de la programación para avanzar en la disciplina. Este libro de texto cubre de manera amplia los contenidos de la materia. Con una habil redaccion consigue enseñar a programar en los leguajes C y Pascal, los mas difundidos en esta instancia de aprendizaje, por su sintaxis transparente.

What Does It Mean to Be Human in the Age of AI? With all the hype and speculation around artificial intelligence, its most profound effects have yet to be revealed. The bigger question is not just what AI is doing to our jobs but to our soulsour relationships with God and one another.In Godlike Power, Russell Haitch cuts through the noise to tell the story of three core developments: the push to humanize machines, drawing us into emotional bonds with AIs; the drive to mechanize people, rooted in Enlightenment reason and the Industrial Revolution; and how God became human, so that humans could become more like Godand how techno-religion proposes a rival path to divinity. These three stories offer contrasting religious visions. Haitch argues we are now confronted with two rival paths to divinity, and we must choose the right one. Godlike Power argues that the third storythe Christian story of real people becoming like Godoffers the timeless and hopeful vision we need, allowing us to journey into the age of AI on a path that leads to life.AI is the latest chapter in humanitys Promethean quest for godlike power. But it is also a story about our perennial quest for intimacy. Even as AI technology rapidly changes, Haitch argues we need wisdomsomething more than superintelligenceto attain the power and love we long for.With Godlike Power, you can wisely examine AI through a theological lens, enabling you to engage thoughtfully and responsibly with how AI is reshaping our understanding of identity, truth, and what it means to be human.

Todays computer scientists play the same role as the oracles of the ancient world and the astrologers of the Middle Ages. Modern predictions not only advise on war, crop output, and marriages, but algorithms and statisticians also now determine whether we can get a loan, a job, an apartment, or an organ transplant. And when we cede ground to these predictions, we lose control of our own lives.In this powerful, refreshing new look at the many ways prediction shapes our everyday lives, University of Oxford professor Carissa Veliz explains how putting too much stock in others predictions makes us vulnerable to charlatans, con artists, dubious technology, and self-deception. Examining a wide range of subjects both personal and societal, including medicine, climate, technology, society, and others, Veliz uncovers a number of insights: predictions about humans tend to be self-fulfilling; more data doesnt guarantee better outcomes; AI is more likely to increase risk than decrease it; and a free and robust society requires not more prediction, but better preparation.Veliz argues in this incisive and bracingly original book that the main promise of prediction is not knowledge of the future, but rather power over others. Prophecy is an invitation to defy those orders and live life on our own terms.

From the New York Times bestselling authors of Abundance, Bold, and The Future Is Faster Than You Think comes a bold exploration of what it means to stay human in a world where technology has granted us godlike power.Timely and important Eric SchmidtA manual for optimizing our destiny Ray KurzweilAn extraordinary blueprint for hope Mo GawdatIn 1968, Stewart Brand declared: We are as gods - and we might as well get good at it. Half a century later, that prophecy has come true.We can rewrite genes, edit embryos, build artificial minds, extend life, and terraform worlds. The old miracles - omniscience, omnipresence, even resurrection - are becoming standard operating procedure. But the real question isnt whether humanity can play god. Its whether we can do it wisely.In this book, the bestselling authors of Abundance and Bold return with a sweeping exploration of our species next great transformation. Blending hard science with vivid storytelling, Peter Diamandis and Steven Kotler chart humanitys ascent from scarcity to superabundance - and the psychological, ethical, and existential challenges that come with it.Across breakthroughs in AI, robotics, genetics, longevity, and consciousness research, they reveal a paradox at the heart of progress: as our external power expands, our inner resilience must evolve to match. Abundance without meaning leads to collapse. Intelligence without wisdom leads to extinction. To thrive in a world of everything, everywhere, all the time, we must learn to wield our godlike powers with humility, creativity, and flow.Equal parts warning and invitation, We Are As Gods is a map for flourishing in the exponential century. Because the future wont be built by those who fear whats coming, but by those who know how to turn chaos into creation.Abundance is here. Are you ready?

Transforme os dados da sua empresa em ativos estratégicos e descubra por que o verdadeiro desafio da governança vai muito além da tecnologia. Na era da informação, ter uma base de dados gigantesca nã

Why are the "Submit" buttons on websites always so large, while the "Delete Account" links are microscopic text buried at the bottom of the page? It is not just visual hierarchy; it is the direct application of a strict mathematical formula known as Fittss Law.Developed in 1954, Fittss Law is a predictive model of human movement. It calculates the exact millisecond time required for a human to rapidly move a cursor to a target area, proving that the time is a function of the distance to the target divided by the size of the target. This book breaks down the kinematic physics governing our daily digital lives.We explore how UI/UX engineers weaponize this formula. By placing frequently used tools on the infinite edges of a screen (where the target size is mathematically limitless), or deliberately shrinking destructive buttons to increase the time and friction of a click, designers control our digital pacing.Master the invisible physics of the screen. Understand the biomechanical equations that dictate every single interaction you have with your computer.

We were promised a utopian future where intelligent devices would seamlessly manage our homes, freeing up countless hours of precious leisure time. Instead, the modern consumer has been transformed into an unpaid systems administrator, trapped in an endless cycle of updates, connectivity errors, and incompatible network protocols.The hidden reality of the Internet of Things is a staggering increase in invisible cognitive load. By replacing simple, tactile mechanisms with complex digital ecosystems, tech companies have quietly shifted the burden of maintenance directly onto the user, generating chronic psychological exhaustion in our most private spaces.This investigation dissects the predatory architecture of domestic automation, exposing how smart refrigerators and voice assistants demand constant mental bandwidth. It reveals the behavioral traps engineered into daily interfaces that force consumers to negotiate with algorithms just to turn on the lights or lock a door.Reclaim your domestic tranquility by understanding the psychological cost of hyper-connectivity, and learn how to dismantle the invisible digital burdens sabotaging your everyday life.

A Série Universitária foi desenvolvida pelo Senac São Paulo com o intuito de preparar profissionais para o mercado de trabalho. Os títulos abrangem diversas áreas, abordando desde conhecimentos teóri

In the early days of computing, machines were massive, cold calculators built exclusively for processing numerical data. No one anticipated that typing text into a rudimentary terminal could provoke genuine emotional breakthroughs, or that people would willingly confess their deepest secrets to a machine.The profound mystery emerged when researchers introduced ELIZA, a simple program designed to parody a psychotherapist. To their shock, users instantly formed intense emotional bonds with the code, fiercely defending the machines perceived empathy. This exposed a terrifying vulnerability in human psychology: our desperate, hardwired need to be heard, even if the listener is just an empty script echoing our words back to us.This captivating historical overview uncovers the origins of conversational user interfaces and the accidental discovery of the ELIZA effect. It details how mid-century computer scientists inadvertently became psychiatric engineers, wrestling with the ethical implications of machines that could simulate human care without possessing a shred of consciousness.Explore the fascinating dawn of artificial intelligence and uncover the roots of our modern digital dependency. Read this compelling narrative to understand why we trust algorithms with our emotions and what that reveals about the human condition.

A Série Universitária foi desenvolvida pelo Senac São Paulo com o intuito de preparar profissionais para o mercado de trabalho. Os títulos abrangem diversas áreas, abordando desde conhecimentos teóri

Every time you click on crosswalks, traffic lights, or decipher twisted letters to prove you are human, you are working a totally unpaid job. Over the past two decades, billions of internet users have been tricked into providing free micro-labor to trillion-dollar tech conglomerates.CAPTCHAs were originally presented as simple security measures to keep automated bots out of websites. In reality, they functioned as an invisible, gamified extraction tool, forcing the global population to digitize physical books, transcribe street addresses, and train the very AI models threatening human jobs.This expose on the hidden CAPTCHA economy unravels the brilliant, deeply exploitative history of crowdsourced data harvesting. It details the financial mechanics behind training machine learning models and the ethical implications of transforming everyday web browsing into involuntary, unpaid digital sweatshops.Wake up to the invisible labor you perform every single day. Uncover the massive wealth generated by your simple clicks and demand a new digital contract.

In the mid-1980s, the Therac-25 was hailed as the future of cancer treatment. A computer-controlled radiation therapy machine, it replaced physical safety interlocks with software logic. But a microscopic "race condition" in the codea millisecond timing errorcaused the machine to deliver massive, lethal overdoses of radiation to unsuspecting patients.This book provides a haunting forensic analysis of the software engineering culture that allowed these errors to persist. It exposes how a single programmers overconfidence and the lack of independent testing transformed a life-saving device into a silent executioner. The investigation traces the harrowing experiences of the victims and the slow realization of the manufacturers.Learn the technical mechanics of the bug that changed the field of software safety forever. It is an essential reference for understanding the ethical burden of automation and the catastrophic consequences of ignoring the "human-in-the-loop" principle.A devastating study of what happens when we trust the logic of a machine more than the warnings of the people who operate it.

Amazon Bedrock enables you to build powerful generative AI applications on AWS without managing infrastructure. This book, Building Gen AI Applications with Amazon Bedrock, is a practical guide to creating production-grade GenAI systems, from your first model invocation to applications that are secure, observable, and cost-aware. You will learn how foundation models fit into modern software engineering, and how to design solutions such as chatbots, summarization tools, image generation, and personalized experienceswithout disrupting your existing stack. As you progress, you will discover how to select and evaluate models, decide when to use prompting, RAG, or agents, and design workflows that perform reliably under real-world conditions. You will also integrate Bedrock into existing architectures, implement guardrails and evaluation loops, and scale confidently without performance or cost surprises. Working with models such as Anthropic Claude and Amazon Titan will enable you to see how disciplined engineering turns generative AI from a demo into dependable business value. Thus, by the end, you will be ready to build and operate GenAI systems on Bedrock with clarity!

"Butterfly Effect" introduces a revolutionary approach to digital defense, arguing that the traditional, static methods of protecting our data are obsolete. This book uncovers the "butterfly effect" in cyber security: how tiny, seemingly insignificant vulnerabilities can cascade into catastrophic system failures. It exposes the dynamic, chaotic nature of modern cyber threats and reveals the "hidden mechanics" of a resilient, adaptable defense strategy that mimics biological systems.The reader will explore the shift from a "castle-and-moat" mentality to a "zero trust" model, analyzing the psychology of hackers and the rise of automated, AI-driven attacks. The text provides actionable insights into how organizations and individuals can build a "digital resilience" that can absorb and recover from inevitable breaches. It is a journey into the invisible battlegrounds of a hyper-connected world."Butterfly Effect" is a must-read for anyone seeking to understand the future of digital security. It offers general readers a clear and compelling framework for navigating the complexities of cyber risk, empowering them to build a more secure and resilient digital future.

Millions of players log on every day not to embark on epic quests or test their reflexes, but simply to watch a number slowly increase. The rise of idle gaming defies all traditional logic of what makes a video game engaging, yet it is one of the most profitable sectors in the modern mobile economy.Idle games, or "clickers," strip away complex gameplay to expose the raw, underlying architecture of the dopamine feedback loop. By breaking down progression into infinite, mathematically calculated micro-rewards, these games hijack the brains innate desire for accumulation and efficiency. The player is not playing a game; they are managing a spreadsheet that rewards them for their absence, creating a compulsive need to return and harvest their artificial wealth.This book deconstructs the mathematical models and behavioral triggers that make non-interactive games wildly addictive. You will discover how developers balance exponential scaling curves, prestige resets, and offline progress to create an unbreakable cycle of engagement that seamlessly integrates aggressive monetization tactics.Unlock the dark arts of player retention. Analyze the absolute distillation of reward psychology and learn how modern software leverages our biological craving for progress to extract infinite value from minimal interaction.

A Série Universitária foi desenvolvida pelo Senac São Paulo com o intuito de preparar profissionais para o mercado de trabalho. Os títulos abrangem diversas áreas, abordando desde conhecimentos teóri

A Tecnologia da Informação passou a ocupar um papel estratégico nas organizações, exigindo processos bem estruturados de gestão e governança. A partir dessa perspectiva, esta obra apresenta fundament

Why does landing a shot in a modern first-person shooter feel so inherently satisfying? Its not the visual explosion or the point tally; it is the instantaneous, micro-engineered acoustic "thwip" of the hit marker. This tiny interface element revolutionized competitive gaming by hacking our brains.Before the hit marker, players fired blindly into pixelated smoke, unsure if their weapons were effective. By designing a distinct, high-frequency audio cue paired with a sharp visual crosshair flash, developers created the ultimate dopaminergic feedback loop. This psychoacoustic trick removes latency anxiety and validates the players spatial accuracy on a subconscious level.This technical breakdown examines the intense audio engineering and UI mathematics behind game feel. It reveals how sound designers manipulate frequency layers to ensure the hit marker punches through chaotic battle noise without causing auditory fatigue over thousands of repetitions.Master the science of digital feedback. Learn how implementing a fraction of a second of perfectly tuned confirmation audio completely alters human engagement and satisfaction.