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RSS订阅原创 AWS SAA知识点整理（作成中）
一些信息已经更新了，但参考题的答案还是旧的。比如： S3的最大读写性能已经提高到 3,500 PUT/COPY/POST/DELETE or 5,500 GET/HEAD requests per second并且不再要求使用random prefix。
2023-09-25 17:14:32
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原创 AWS SAA-C03 #217
A company runs a global web application on Amazon EC2 instances behind an Application Load Balancer. The application stores data in Amazon Aurora. The company needs to create a disaster recovery solution and can tolerate up to 30 minutes of downtime and po
2023-09-19 14:41:35
378
原创 AWS SAA-C03 #208
A company needs to move data from an Amazon EC2 instance to an Amazon S3 bucket. The company must ensure that no API calls and no data are routed through public internet routes. Only the EC2 instance can have access to upload data to the S3 bucket.Which so
2023-09-19 13:51:03
590
原创 AWS SAA-C03 #204
An online retail company has more than 50 million active customers and receives more than 25,000 orders each day. The company collects purchase data for customers and stores this data in Amazon S3. Additional customer data is stored in Amazon RDS.The compa
2023-09-19 10:34:03
337
原创 AWS SAA-C03 #172
A solutions architect is creating a new Amazon CloudFront distribution for an application. Some of the information submitted by users is sensitive. The application uses HTTPS but needs another layer of security. The sensitive information should.be protecte
2023-09-18 13:44:04
47
原创 AWS SAA-C03 #157
A company stores data in an Amazon Aurora PostgreSQL DB cluster. The company must store all the data for 5 years and must delete all the data after 5 years. The company also must indefinitely keep audit logs of actions that are performed within the databas
2023-09-18 10:55:43
456
原创 AWS SAA-C03 #152
A company uses a three-tier web application to provide training to new employees. The application is accessed for only 12 hours every day. The company is using an Amazon RDS for MySQL DB instance to store information and wants to minimize costs.What shoul
2023-09-18 09:26:21
470
原创 AWS SAA-C03 #146
A company runs a stateless web application in production on a group of Amazon EC2 On-Demand Instances behind an Application Load Balancer. The application experiences heavy usage during an 8-hour period each business day. Application usage is moderate and
2023-09-18 08:47:58
505
原创 AWS SAA-C03 #121
A company is running an online transaction processing (OLTP) workload on AWS. This workload uses an unencrypted Amazon RDS DB instance in a Multi-AZ deployment. Daily database snapshots are taken from this instance.What should a solutions architect do to
2023-09-15 09:41:00
364
原创 AWS SAA-C03 #113
A company uses 50 TB of data for reporting. The company wants to move this data from on premises to AWS. A custom application in the company’s data center runs a weekly data transformation job. The company plans to pause the application until the data tran
2023-09-14 17:26:48
423
原创 AWS SAA-C03 #108
A company has an automobile sales website that stores its listings in a database on Amazon RDS. When an automobile is sold, the listing needs to be removed from the website and the data must be sent to multiple target systems.Which design should a solutio
2023-09-14 15:35:59
537
原创 AWS SAA-C03 #101
A solutions architect is designing a VPC with public and private subnets. The VPC and subnets use IPv4 CIDR blocks. There is one public subnet and one private subnet in each of three Availability Zones (AZs) for high availability. An internet gateway is us
2023-09-14 14:50:54
330
原创 AWS SAA-C03 #99
A company is implementing a shared storage solution for a gaming application that is hosted in an on-premises data center. The company needs the ability to use Lustre clients to access data. The solution must be fully managed.Which solution meets these re
2023-09-14 14:12:29
454
原创 AWS SAA-C03 #56
A company has registered its domain name with Amazon Route 53. The company uses Amazon API Gateway in the ca-central-1 Region as a public interface for its backend microservice APIs. Third-party services consume the APIs securely. The company wants to desi
2023-09-13 14:25:23
476
原创 AWS SAA-C03 #51
A company is developing an application that provides order shipping statistics for retrieval by a REST API. The company wants to extract the shipping statistics, organize the data into an easy-to-read HTML format, and send the report to several email addre
2023-09-13 13:32:51
248
原创 AWS SAA-C03 #50
A company has a production workload that runs on 1,000 Amazon EC2 Linux instances. The workload is powered by third-party software. The company needs to patch the third-party software on all EC2 instances as quickly as possible to remediate a critical secu
2023-09-13 13:05:32
593
原创 AWS SAA-C03 #49
A company stores call transcript files on a monthly basis. Users access the files randomly within 1 year of the call, but users access the files infrequently after 1 year. The company wants to optimize its solution by giving users the ability to query and
2023-09-13 12:43:01
304
原创 AWS SAA-C03 #37
A company recently launched a variety of new workloads on Amazon EC2 instances in its AWS account. The company needs to create a strategy to access and administer the instances remotely and securely. The company needs to implement a repeatable process that
2023-09-13 09:47:53
391
原创 AWS SAA-C03 #36
A company is building an application in the AWS Cloud. The application will store data in Amazon S3 buckets in two AWS Regions. The company must use an AWS Key Management Service (AWS KMS) customer managed key to encrypt all data that is stored in the S3 b
2023-09-13 09:38:47
470
原创 AWS SAA C003 #33
A company runs an online marketplace web application on AWS. The application serves hundreds of thousands of users during peak hours. The company needs a scalable, near-real-time solution to share the details of millions of financial transactions with seve
2023-09-13 09:04:35
362
原创 AWS SAA C003 #29
A company provides a Voice over Internet Protocol (VoIP) service that uses UDP connections. The service consists of Amazon EC2 instances that run in an Auto Scaling group. The company has deployments across multiple AWS Regions.The company needs to route
2023-09-13 08:40:30
523
原创 AWS SSA-C003 #21
An ecommerce company wants to launch a one-deal-a-day website on AWS. Each day will feature exactly one product on sale for a period of 24 hours. The company wants to be able to handle millions of requests each hour with millisecond latency during peak hou
2023-09-13 08:21:29
495
原创 AWS SAA C003 S3 Type
A solutions architect is using Amazon S3 to design the storage architecture of a new digital media application. The media files must be resilient to the loss of an Availability Zone. Some files are accessed frequently while other files are rarely accessed
2023-09-11 16:47:17
144
原创 Angular 自动化测试
Angular 自动化测试Angular 自动化测试工具集环境准备一个最简单的例子Protractor API读写localStorage执行时不显示browser窗体Angular 自动化测试工具集安装方法官网protractor一个自动化测试框架for angularnpm install -g protractorhttps://www.protract...
2019-12-11 17:39:26
478
原创 清除系统默认样式 css
html, body, applet, object, iframe,h1, h2, h3, h4, h5, h6, p, blockquote, pre,abbr, acronym, address, big, cite, code,del, dfn, em, img, ins, kbd, q, s, samp,small, strike, strong, sub, sup, tt, v...
2019-03-28 05:54:05
251
原创 常用Angular 资源整理
Tableag-GridTHE BEST JAVASCRIPT GRID IN THE WORLD一个强大的table， 没有炫丽的UI，包括所有可以想到的table功能。https://www.ag-grid.com/features-overview/
2019-03-15 07:21:03
202
原创 有意思的前端代码收集
为每个元素加一个边框在Chrome的调试console中输入下面的代码。将为每个元素追加一个边框。参考文章[].forEach.call($$("*"),function(a){ a.style.outline="1px solid #"+(~~(Math.random()*(1<<24))).toString(16) })...
2019-03-13 22:12:38
1329
原创 Angular Material Admin Template 模板
https://www.akveo.com/blog/top-7-nicely-looking-free-open-source-angular-projects/ 推荐CoreUI Angular2 (Stars 499). Nice thing with numerous useful icons that supports many libraries, as HTML5 AJAX, ...
2019-03-13 21:47:00
1650
原创 常用的Chrome 浏览器插件
Incredible StartPage 安装一个很酷的Chrome 启动页， 可以方便将常用的网站放在启动页中IE tab 安装有些网站只能在IE上正常打开，这个插件可以将Chrome模拟成IE环境。 不用再打开IE啦。...
2019-03-12 20:55:34
198
原创 Chrome 插件开发笔记
manifest.json 文件定义browser_action 与 page_action有什么区别呢？使用browser的时候可以正常动作。怎么打开一个新的tab呢？openNewTab.onclick = function() { var newURL = "https://blog.csdn.net/binglingshuang"; chrome.tabs....
2018-09-11 17:34:33
813
原创 微信小程序 开发过程记录
微信小程序开发过程记录本文仅作为开发过程中遇到问题的记录，没办法详细整理，将来有时间的时候也许会整理。sorry。问题：确定画面中某个点的坐标问题：如何取得自定义组件的实例在page的js文件中，可以使用selectComponent来获取自定义组件， 但注意如果该组件处于隐藏状态得到的将是null小程序也可以使用自定义的事件在父组件中追加bind:custom...
2018-09-07 14:48:07
299
原创 React Native问题整理
React Native问题整理各种缓存的清除方法Unrecognized font family ioniconsClose the running packagerRun react-native link react-native-vector-iconsThen run react-native start --reset-cacheFinally run rea...
2018-07-25 14:41:46
198
原创 Unity3d 程序架构学习笔记
1） EmptyGO 模式 GameObject.Find()不是一个好方法2） Simple GameManager 3) Manager of Managers 创建一堆manager，每个都是singletonEventManagerAudioManagerGUIManagerPoolManager (assets store)LevelManager (mad level m
2016-09-14 13:30:49
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原创 Egret 白鹭引擎实践
官网地址： http://cn.egret.com/官方提供的Examples https://github.com/egret-labs/egret-examplesEgret-Core源码 https://github.com/egret-labs/egret-coreEgret编程指南 http://edn.egret.com/cn/index.php/article/index/id
2016-04-20 16:15:56
4841
原创 Chromium 源码
可以用于浏览源码的网站： https://code.google.com/p/chromium/codesearch#chromium/src/&rcl=1461035834
2016-04-19 16:58:02
587
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