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This comprehensive course is designed to prepare you to take and pass the CompTIA A+ Certification Core (220-1102) certification exam. This is the second of a two-course series. To become fully A+ certified, you will need to pass both the 220-1101 and 220-1102 exams.

This course will show you why Hadoop is one of the best tools to work with big data. With the help of some real-world data sets, you will learn how to use Hadoop and its distributed technologies, such as Spark, Flink, Pig, and Flume, to store, analyze, and scale big data.

Efficient ways to create professional-looking diagrams, images and screenshots Cherryleaf’s elearning course on creating screenshots and images for user guides gives you the foundations for creating professional images in an efficient way. The course includes exercises and model answers for the delegates to complete and review. Why attend this course? Creating screenshots, diagrams and images is something that every technical communicator needs to do, but very few have had any formal training in how to do it. Sometimes, the result is that the user guides and online Help contain images that are unclear, inconsistent, and frankly, unprofessional. They can make the product look like it's poor quality. Creating them can also tie up the Technical Writer's time, especially if they need to be changed frequently. Who is this course for? Anyone developing user guides and online Help who wants: A foundational understanding of how to use diagrams, screenshots and images, in an effective and efficient way. To see practical, real-world examples. It’s ideal for you if you’re: Creating screenshots, diagrams or images, but you’ve never had any proper training in how to do this well. Looking for more efficient ways to create or change screenshots, diagrams or images for end user or developer documentation. We’ll take you from first principles, so all you need is a basic understanding of what is a user guide. What you'll learn Cherryleaf's e-learning course on creating screenshots and images for user guides gives you the foundations for creating professional images in an efficient way. The goal of the course is to enable you to use diagrams, images and screenshots to communicate to your audience, with a focus on simplicity and ease of understanding. This is accomplished through a mix of design theory, best practices, software, and practical application. Please note, we don’t focus on highly detailed technical illustrations or 3D drawings that you might find in the aerospace or automotive industries. Also, the course does not cover Augmented Reality or Virtual Reality. You'll go through the key stages in developing screenshots, diagrams, and other images:in developing images. You’ll learn to understand the context, choose an effective visual display method, focus the user's attention, apply design best practices, and use the appropriate software tools to communicate your message. Introduction Understand the context Choose an appropriate visual display methodScreenshotsSimplified User InterfaceDiagramsAspect ratioIconsImage mapsWordless guides Focus attention where you want itGestalt theoryWhite space Think like a designerLayoutColourAccessibilityStyle guides SoftwareSoftware toolsSVGAutomating tasksStock imagesPresentation applications Animations Summary The course contains 22 exercises (and suggested answers) for you to practice your skills. Delivery format The course comprises eight modules in total, which you can complete at your own pace. The course will take delegates approximately 1 day to complete. You will have access to the modules from the moment you subscribe. You can download the course handouts. The courses are hosted and sold by via the Teachable platform. From a VAT perspective, they are the “Merchant of Record”, and receipts contain their VAT number. You have the option of taking the course on an iPhone or iPad, using the MyTeachable app in the Apple App Store. Prerequisites We'll take you from first principles, so all you need is a basic understanding of what is a user guide. You'll need access to PowerPoint, or a similar application, in order to complete some of the exercises. And it will help if you have a copy of Snagit. Our expertise As well as teaching technical communication, we also create end-user documentation, Help and UI text for clients. This means every course is based on practical experience of technical communication in today’s environment. Your Instructor Cherryleaf Cherryleaf is a technical writing services company formed in 2002 by people with a passion for technical communication and learning development. Cherryleaf is recognised as a leader within the technical communication profession. Our staff have written articles for the Society for Technical Communication's (STC) Intercom magazine, the Institute of Scientific and Technical Communicator's Communicator journal and tekom's TCWorld magazine. They've also written books on technical communication. We've presented webinars for Adobe, Madcap Software or the STC, and we've spoken at various conferences around the world. Today, organisations throughout Europe use Cherryleaf’s services so they can provide clear information that enables users and staff to complete tasks productively. Course Curriculum First Section Introduction (2:37) Understand the context (14:22) Choose an appropriate visual display method (55:15) Focus attention where you want it (10:39) Think like a designer (32:18) Software (70:12) Animations (21:09) Summary (1:59) Answers  Frequently Asked Questions When does the course start and finish? The course starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.How long do I have access to the course?How does lifetime access sound? After enrolling, you have unlimited access to this course for as long as you like - across any and all devices you own.What if I am unhappy with the course?We would never want you to be unhappy! If you are unsatisfied with your purchase, contact us in the first 30 days and we will give you a full refund.

Elasticsearch and Elastic Stack are important tools for managing massive data. You need to know the problems it solves and how it works to design the best systems and be the most valuable engineer you can be. Explore Elasticsearch 8 and learn to manage operations on your Elastic Stack with this comprehensive course. This course covers it all, from installation to operations.

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In this course, we will process massive streams of real-time data using Spark Streaming and create Spark applications using the Scala programming language (v2.12). We will also get our hands-on with some real live Twitter data, simulated streams of Apache access logs, and even data used to train machine learning models.

This is a comprehensive and practical Apache Spark course. In this course, you will learn and master the art of framing data analysis problems as Spark problems through 20+ hands-on examples, and then scale them up to run on cloud computing services. Explore Spark 3, IntelliJ, Structured Streaming, and a stronger focus on the DataSet API.

This course covers the important topics needed to pass the AWS Certified Data Analytics-Specialty exam (AWS DAS-C01). You will learn about Kinesis, EMR, DynamoDB, and Redshift, and get ready for the exam by working through quizzes, exercises, and practice exams, along with exploring essential tips and techniques.