PL-300 Microsoft Power BI Data Analyst Practice Test w/ labs

所在平台: Udemy

课程主页: https://www.udemy.com/course/pl-300-practice-tests-microsoft-power-bi-data-analyst/

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课程名称:PL-300 Microsoft Power BI 数据分析师练习测试及实验 课程概述: 本课程旨在通过150多个深入研究的问题帮助学习者准备PL-300考试,确保高质量问题的提出。每个问题基于特定场景,旨在挑战学员的理解、应用及分析能力。课程模拟了真实的PL-300考试体验,包括拖放题、下拉题及多项选择题等多种形式,并提供清晰的正确与错误答案解释。 课程特点: - 所有问题均附有PBIX文件供学习者下载用于验证答案。 - 每个问题都有相应的视觉辅助材料,由课程创建者自行制作,并配以清晰的截图和标注。 - 解释部分并未直接引用微软文档,而是用简单易懂的语言进行重述。 - 对于错误选项也给予充分解释,确保学习者明白每个选择的合理性。 - 通过快速预览功能,学习者可以查看相关段落的截图以帮助寻找答案。 - 设有活跃的问答平台,确保快速响应学习者的疑问,并定期更新课程内容以保持与微软的最新动态同步。 - 问题库每三个月进行审核,以确保考试的相关性。 问题涵盖的考试领域包括: 1. 数据准备(25-30%) - 获取数据和连接数据源 - 选择适当的数据类型和转换数据 2. 数据建模(25-30%) - 设计和实现数据模型 - 使用DAX创建模型计算 3. 数据可视化与分析(25-30%) - 创建和配置报告 - 使用AI视觉效果和模式识别工具 4. 资产部署与维护(15-20%) - 创建和管理工作区和资产 - 配置数据警报和访问权限 课程更新历史和最新动态: - v4 - 2024年1月:新增GenAffair, Inc.案例研究 - v3 - 2023年12月:新增3个问题(正在进行中)并更新5个问题 - v2 - 2023年6月:为所有问题添加PBIX文件,并更新21个问题 这是一个旨在提供全面准备的课程,帮助学员充实知识并掌握Power BI的数据分析技能,如需了解更多信息或有任何问题,请通过课程创建者网站进行咨询。

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.WHY YOU SHOULD BUY MY PL300 COURSE?a. 150+ deeply researched questions for PL 300. I create no more than three questions/day to maintain high-quality.b. There are no simple one-liner questions. Each question is based on your understanding of a scenario. The questions challenge you to understand, apply, and analyze your knowledge.c. I simulate the actual PL300 Microsoft exam experience for you in the form of drag-and-drop questions, dropdown questions, multiple yes/no questions with a radio button, repeated scenario questions, etc.d. Clear and lucid explanations for both correct & incorrect answers.e. Where required, each question comes with an attached PBIX file that you can download to verify your answers.f. Supporting visuals created by me to drive better understanding (Not taken from Microsoft documentation)g. Explanations run parallel to the product. Every detailed explanation has corroborating evidence with the Microsoft product (like Power BI Desktop or PBI service) shown in screenshots and clear callouts.h. Explanations are NOT directly copied from Microsoft documentation. I have rephrased all the reasoning in a simple and easy-to-understand language.i. No step-motherly treatment of incorrect answer choices. I took enough effort to explain the rationale for each answer choice (whether correct/wrong), including the reference links.j. Don't worry about inaccurate sentence framing/wrong grammar/incorrect punctuations. I use Grammarly to review every question.k. Almost non-existent repetition of questions only to increase the question count.l. For some questions, you may have to search for answers in the given reference link. A Quick Preview feature shows a screenshot of the relevant paragraph to which the correct answer refers.m. I love to help you succeed. If you need to discuss, we have an Active Q & A dashboard and expect fast responses (save for my sleeping hours, which are generally less).n. As soon as there is an update from Microsoft, I try to update my course, keeping it always fresh.o. The question bank is peer-reviewed every three months to ensure exam relevance.p. Still not convinced? Check out sample questions on my YouTube channel/website before you decide to buy.Feel free to connect with me through my website for any issues/questions.The questions are collected from a variety of domains and sub-domains with extra care taken to equal attention to each exam area. Also, the questions are on different levels.For example:Remember-level questions test whether you can recall memorized facts, & basic concepts.Understand-level questions validate whether you can explain the meanings of terms, & concepts.Application-level questions test whether you can perform tasks using facts, concepts, & techniques, and,Analysis-level questions validate whether you can diagnose situations & solve problems with concepts & techniques.A mixture of questions at different levels reinforces your knowledge and prepares you to ace the exam.These are the exam domains covered in the PL-300 practice test:Prepare the data (25-30%)Get data from data sourcesIdentify and connect to a data sourceChange data source settings, including credentials, privacy levels, and data source locationsSelect a shared dataset, or create a local datasetChoose between DirectQuery, Import, and Dual modeChange the value in a parameterTransform and load the dataSelect appropriate column data typesCreate and transform columnsTransform a queryDesign a star schema that contains facts and dimensionsIdentify when to use reference or duplicate queries and the resulting impactMerge and append queriesIdentify and create appropriate keys for relationshipsConfigure data loading for queriesClean the dataEvaluate data, including data statistics and column propertiesResolve inconsistencies, unexpected or null values, and data quality issuesResolve data import errorsModel the data (25-30%)Design and implement a data modelConfigure table and column propertiesImplement role-playing dimensionsDefine a relationship's cardinality and cross-filter directionCreate a common date tableImplement row-level security rolesCreate model calculations by using DAXCreate single aggregation measuresUse CALCULATE to manipulate filtersImplement time intelligence measuresIdentify implicit measures and replace with explicit measuresUse basic statistical functionsCreate semi-additive measuresCreate a measure by using quick measuresCreate calculated tablesOptimize model performanceImprove performance by identifying and removing unnecessary rows and columnsIdentify poorly performing measures, relationships, and visuals by using Performance AnalyzerImprove performance by choosing optimal data typesImprove performance by summarizing dataVisualize and analyze the data (25-30%)Create reportsIdentify and implement appropriate visualizationsFormat and configure visualizationsUse a custom visualApply and customize a themeConfigure conditional formattingApply slicing and filteringConfigure the report pageUse the Analyze in Excel featureChoose when to use a paginated reportEnhance reports for usability and storytellingConfigure bookmarksCreate custom tooltipsEdit and configure interactions between visualsConfigure navigation for a reportApply sortingConfigure sync slicersGroup and layer visuals by using the Selection paneDrill down into data using interactive visualsConfigure export of report content, and perform an exportDesign reports for mobile devicesIdentify patterns and trendsUse the Analyze feature in Power BIUse grouping, binning, and clusteringIncorporate the Q & A feature in a reportUse AI visualsUse reference lines, error bars, and forecastingDetect outliers and anomaliesCreate and share scorecards and metricsDeploy and maintain assets (15-20%)Create and manage workspaces and assetsCreate and configure a workspaceAssign workspace rolesConfigure and update a workspace appPublish, import, or update assets in a workspaceCreate dashboardsChoose a distribution methodApply sensitivity labels to workspace contentConfigure subscriptions and data alertsPromote or certify Power BI contentManage global options for filesManage datasetsIdentify when a gateway is requiredConfigure a dataset scheduled refreshConfigure row-level security group membershipProvide access to datasetsCourse updates:v4 - Jan 2024Added a case study on GenAffair, Inc.,v3 - Dec 2023Added 3 questions (work in progress)Updated 5 questionsv2 - June 2023Added PBIX Files for all the questionsUpdated 21 questionsv1.4 - November 2022Updated 4 questionsv1.3 - August 2022Removed 15 questions (Combined question sets into a single question based on feedback)Added 20 questionsv1.2 - March 2022Added a case studyAdded 6 questionsv1.1 - February 2022Updated 3 questions

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