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Cisco Certified DevNet Professional DEVCOR 350-901 Official Cert Guide, 1st edition

Cisco Certified DevNet Professional DEVCOR 350-901 Official Cert Guide, 1st edition

BRAND: PEARSON
Publisher:
PEARSON
Author:
Hazim Dahir; Jason Davis; Stuart Clark; Quinn Snyder
Edition:
(August 17, 2022) © 2022
eBook ISBN:
9780137370443
Print ISBN:
—
Type:
ebook
eBook edition. 1 Year Subscription. Dành cho Cá nhân | Trường ĐH, Nhóm, Thư Viện: Gọi 0915920514 để báo giá Pearson, Vital Source eBook hoặc mua Sách In

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Được thiết kế cho tất cả các ứng viên Cisco DevNet Professional, nó bao gồm mọi mục tiêu DEVCOR 350-901 một cách chính xác và logic, với các tính năng giảng dạy mở rộng được thiết kế để thúc đẩy khả năng ghi nhớ và hiểu biết. Điêu nay bao gôm:Các câu hỏi trước chương để đánh giá kiến ​​thức trước và tập trung học tập hiệu quả hơnCác phần chủ đề nền tảng giải thích các khái niệm và cấu hình cũng như liên kết lý thuyết với thực hànhCác phần chủ đề chính thu hút sự chú ý đến từng hình, bảng và danh sách mà học sinh phải biếtPhần luyện thi với các tính năng ôn tập chương bổ sungChương chuẩn bị cuối cùng cung cấp các công cụ và kế hoạch học tập cuối cùng hoàn chỉnhThư viện bài kiểm tra thực hành có thể tùy chỉnhHướng dẫn này cung cấp thông tin toàn diện, cập nhật về tất cả các chủ đề DEVCOR 350-901 liên quan đến:Phát triển và thiết kế phần mềmSử dụng APINền tảng của CiscoTriển khai ứng dụng và bảo mậtCơ sở hạ tầng và tự động hóa

  1. Introduction xxviiiPart I Software Development and Design
  2. Chapter 1Software Development Essentials 2"Do I Know This Already?" Quiz 2A Brief History of the Future 4 The Evolution 5 Automation, Orchestration, and DevOps 6Software Architecture and Design 9Architecture Requirements 10 Functional Requirements 13 Nonfunctional Requirements 13Architectural Patterns 14Software Development Lifecycle (SDLC) Approach 15Software Development Models 17 Waterfall 17 Agile Software Development 18 Scrum 19 Extreme Programming 19 Kanban 19 Lean 19 Which Model? 20Architecture and Code Reviews 21Software Testing 22Exam Preparation Tasks 23
  3. Chapter 2Software Quality Attributes 26"Do I Know This Already?" Quiz 26Foundation Topics 29Quality Attributes and Nonfunctional Requirements 29 Brief Overview of the Most Common Quality Attributes 29 Measuring Quality Attributes 35Modularity in Application Design 36 Benefits of Modularity 36 Modularity Coding Best Practices 37 Microservices and Modular Design 40Scalability in Application Design 41 Horizontal Scalability 41 Vertical Scalability 42 Practical Scalability in Application Design 43High Availability and Resiliency in Application Design 44 Failure or Fault Detection 46 Recovery: High Availability in Practice 47 Prevention 50 High Availability Planning and the Responsibilities of the Developer 50 High Availability Deployment Models 51Exam Preparation Tasks 53
  4. Chapter 3Architectural Considerations and Performance Management 56"Do I Know This Already?" Quiz 57Foundation Topics 59Maintainable Design and Implementation 59 Maintaining a SOLID Design 60 Single Responsibility Principle (SRP) 61 Open-Closed Principle (OCP) 62 Liskov's Substitution Principle (LSP) 63 Interface Segregation Principle (ISP) 64 Dependency Inversion Principle (DIP) 65Latency and Rate Limiting in Application Design and Performance 66 Designing for Application Low Latency and High Performance 69 Architecture Trade-offs 69 Improving Performance 69Design and Implementation for Observability 73 Logging 74 Metrics 76 Tracing 77 Good Documentation Practices: An Observability Reminder 78Database Selection Criteria 79 Database Requirements Gathering 80 Data Volume 81 Data Velocity 82 Data Variety 82Exam Preparation Tasks 83
  5. Chapter 4Version Control and Release Management with Git 86"Do I Know This Already?" Quiz 86Foundation Topics 88Version Control and Git 88Git Workflow 88 Branch and Pull Workflow 89 Pros 89 Cons 89 Sample Setup 90 Sample Branch and Pull Workflow 90 Fork and Pull Workflow 104 Pros 105 Cons 105 Sample Setup 105 Sample Fork and Pull Workflow 106Git Branching Strategy 121 What Is a Branching Strategy? 121 The Most Important Factor When Selecting a Git Branching Strategy 122 Popular Git Branching Strategies 122 When to Use GitHub Flow 122 When to Use Git Flow 123 When to Use GitLab Flow 123 Recommended GitHub Settings 125 Configuring the PR Merge Button 125 Configuring a Branch Protection Rule to Require Code Reviews 125Exam Preparation Tasks 127Part II APIs
  6. Chapter 5Network APIs 130"Do I Know This Already?" Quiz 130Foundation Topics 132What Are APIs? 132 Methods 133 Objects 134 Formats 134 APIs vs. No API 135 Web Scraping 135 Jeff Bezos's API Mandate: How the AWS API-Driven Cloud Was Born 136Calling an API 138 What Is API Development? 144 API Architectural Styles 146Selecting an API Style 147 HTTP/JSON 149 REST/JSON 150 Cache-Control 151 REST vs. RPC 152 gRPC 154 OpenAPI/Swagger 155Network API Styles 157 NETCONF APIs 158Exam Preparation Tasks 160
  7. Chapter 6API Development 162"Do I Know This Already?" Quiz 163Foundation Topics 165Creating API Clients 165 Code Generation Client API Libraries for IMDb 165 Adding CLI Wrapper Code 174 Making Calls to IMDb Using a CLI Program 174API Design Considerations 177 API Authentication Models 179 Flow Control (Pagination vs. Streaming) 181 Error Handling, Timeouts, and Rate Limiting 184 Caching 188Exam Preparation Tasks 189Part III Application Development, Deployment, and Security
  8. Chapter 7Application Deployment 192"Do I Know This Already?" Quiz 193Foundation Topics 194The Evolution of Application Responsibilities 194 The Hybridization of Development and Operations 194 The Journey to DevOps 195 A Cultural Shift 196 The Emergence of the Site Reliability Engineer(ing) 196 SRE Responsibilities and Tenets 197 SRE vs. DevOps 198 Continuous Integration/Continuous Delivery (Deployment) 198 Continuous Integration (CI) 199 Continuous Delivery: One of the CDs 200 Continuous Deployment: The Other CD 200CI/CD Pipeline Implementation 201 Pipeline Components 203 Build 204 Test 205 Release/Deliver 205 Deploy 205 Adding Deployment to Integration 207 Deploying to Infrastructure (Terraform + Atlantis) 207 Deploying Applications (Flux + Kubernetes) 213Application Deployment Methods over Time 218 The 2000s: Sysadmins, Terminals, and SSH 218 The 2010s: Automated Configuration Management 220 The 2020s: The Clouds Never Looked So Bright 224 Managed Kubernetes (e.g., GKE) 224 Containers on Serverless Clouds (e.g., AWS ECS on Fargate) 227 Serverless Functions (e.g., AWS Lambda) 234Software Practices for Operability: The 12-Factor App 238 Factor 1: Codebase 239 Factor 2: Dependencies 239 Factor 3: Config 239 Factor 4: Backing Services 240 Factor 5: Build, Release, Run 240 Factor 6: Processes 240 Factor 7: Port Binding 241 Factor 8: Concurrency 241 Factor 9: Disposability 241 Factor 10: Dev/Prod Parity 241 Factor 11: Logs 242 Factor 12: Admin Processes 242Summary 243Exam Preparation Tasks 243
  9. Chapter 8Security in Application Design 246"Do I Know This Already?" Quiz 247Foundation Topics 248Protecting Privacy 250 Personally Identifiable Information 250 Data States 250 Laws, Regulations, and Standards for Protecting Privacy 251Storing IT Secrets 252Public Key Infrastructure (PKI) 254 Certificate Revocation 256 Hierarchical Multiple CA Infrastructure 257 TLS, PKI, and Web Applications Security 257 Browser Security Issues 261Securing Web and Mobile Applications 262 Injection Attacks 263 Cross-Site Scripting 264OAuth Authorization Framework 266 How Does OAuth Work? 266 OAuth 2.0 Two-Legged Authorization 268 OAuth 2.0 Three-Legged Authorization 269 Additional OAuth Authorization Code Grant Types 271 OAuth 2.0 Client Credentials 271 Resource Owner Password Credential Flow 272 OAuth 2.0 Implicit Flow 275 OAuth 2.0 Authorization Code Flow 276 OAuth 2.0 PKCE Flow 278 Refresh Token Flow 280 OAuth 2.0 Device Code Flow 281Exam Preparation Tasks 283Part IV Infrastructure and Automation
  10. Chapter 9Infrastructure 286"Do I Know This Already?" Quiz 286Foundation Topics 288Network Management 288Methods of Network Provisioning 290 CLI/Console 291 SNMP 294 File Transfer Methods 297Element Management Systems 297 Embedded Management 299Zero-Touch Provisioning (ZTP) 300Atomic or SDN-Like/Controller-Based Networking 303Advanced Concepts - Intent-Based Networking 305Summary 307Exam Preparation Tasks 307
  11. Chapter 10Automation 310"Do I Know This Already?" Quiz 311Foundation Topics 313Challenges Being Addressed 313 Differences of Equipment and Functionality 314 Proximity of Management Tools and Support Staff 316 Speed of Service Provisioning 317 Accuracy of Service Provisioning 319 Scale 323 Doing More with Less 329Software-Defined Networking (SDN) 329 What Is SDN and Network Programmability? 329 Approach 330 Nontraditional Entities 331 Industry Impact 331 New Methods 331 Normalization 332 Enabling Operations 332 Enabling Career Options 332 Use Cases and Problems Solved with SDN 332 Overview of Network Controllers 334 The Cisco Solutions 335Application Programming Interfaces (APIs) 335REST APIs 336 API Methods 337 API Authentication 337 API Pagination 337 Payload Data Formats JSON XML 338 XML 338 JSON 340Cross-Domain, Technology-Agnostic Orchestration (CDTAO) 342Impact to IT Service Management and Security 343Exam Preparation Tasks 344
  12. Chapter 11NETCONF and RESTCONF 346"Do I Know This Already?" Quiz 346Foundation Topics 348Catalyst for NETCONF 348 Content 349 Operations 350 Messages 350 Transport 351Atomic and Model-Driven Configuration Management 351How to Implement NETCONF 354 Enabling NETCONF on IOS XE 355 Enabling NETCONF on IOS XR 356 Enabling NETCONF on NX-OS 357 Basic Manual Use of NETCONF 358YANG Models 365The Evolution with RESTCONF 371 The RESTCONF Protocol Stack 372 RESTCONF Operations 372 RESTCONF and Authentication 373 RESTCONF URIs 373 Performing a RESTCONF GET Operation with cURL 375 Performing RESTCONF GET Operations with the Postman Utility 377Management Solutions Using NETCONF and RESTCONF 382Exam Preparation Tasks 383
  13. Chapter 12Model-Driven Telemetry 386"Do I Know This Already?" Quiz 387Foundation Topics 389Transformation of Inventory, Status, Performance, and Fault Monitoring 389Scaling with the Push Model 391How to Implement Model-Driven Telemetry 393 Dial-In and Dial-Out Mode 395 Encoding (Serialization) 395 Protocols 396 Configuring MDT in IOS-XR 398 Configuring Dial-Out Mode 398 Step 1: Create a Destination Group 398 Step 2: Create a Sensor Group 400 Step 3: Create a Subscription 400 Step 4: Verify the Dial-Out Configuration 401 Configuring Dial-In Mode 402 Step 1: Enable gRPC 402 Step 2: Create a Sensor Group 404 Step 3: Create a Subscription 405 Step 4: Validate the Configuration 405Picking Sensor Paths and Metrics 407 Researching Public Documentation 407 Extracting Model Support from the Device - NETCONF Manually 408 Extracting Model Support from the Device - Python and NETCONF 410 Digging into the YANG Models 414 Installing Docker to the Linux VM 414 Installing the YANG Suite Docker Image to the Linux VM 415Practical Application of Streaming Telemetry 423 Using Telegraph, InfluxDB, and Grafana 426 Installing InfluxDB 426 Installing Telegraf 428Beyond MDT: Event-Driven Telemetry 434 Other Considerations: Disk Usage 440 Frequency of Telemetry Push 441Exam Preparation Tasks 441
  14. Chapter 13Open-Source Solutions 444"Do I Know This Already?" Quiz 445Foundation Topics 447Infrastructure-as-Code (IaC) Concepts 447 Imperative and Declarative Models 448Provisioning or Configuration Management 449Differences Between Agent and Agentless Solutions 450Agent-Based Solutions: Puppet and Chef 450Agentless Solutions: Ansible and Terraform 474 Installing Ansible from the Package Manager 474 Installing the Latest Ansible from a Virtual Python Environment with pip 476 Configuring Ansible Inventory 481 Creating a Project-Level Inventory File 482 Creating an Ansible Playbook to Obtain show Command Results 483 Filtering, Templating, and Jinja2 487 Using Ansible to Modify Device Configurations 488 Terraform Overview 493 Installing Terraform 494 Using Terraform 496Cisco Solutions Enabled for IaC 501Exam Preparation Tasks 502
  15. Chapter 14Software Configuration Management 508"Do I Know This Already?" Quiz 508Foundation Topics 510Software Configuration Management (SCM) 510 SCM Definitions and Standards 510 Why Do You Need SCM? 511 Which SCM Process Is Best for You? 512 Ansible 512 Terraform 515 Terraform or Ansible: A High-Level Comparison 518Business and Technical Requirements 519 Architectural Decisions 519 Technical Debt 520Exam Preparation Tasks 521
  16. Chapter 15Hosting an Application on a Network Device 524"Do I Know This Already?" Quiz 524Foundation Topics 527Benefits of Edge Computing 527 Virtualization Technologies 527 Type-1 Hypervisors 528 Type-2 Hypervisors 528 Linux Containers (LXC) 529 Docker Containers 530Application Container Ideas 532Platforms Supporting Application Containers 533How to Implement Application Containers 534 Validating Prerequisites 534 Enabling Application Hosting Framework 536 Using Cisco DNA Center for App Hosting 538 Using Cisco IOx Local Manager for App Hosting 547 Using the Command-Line Interface for App Hosting 553 Interacting with App Hosted iPerf3 556Best Practices for Managing Application Containers 563Exam Preparation Tasks 565Part V Platforms
  17. Chapter 16Cisco Platforms 568"Do I Know This Already?" Quiz 568Foundation Topics 571Webex 571 Enabling the Webex REST API/SDK Access 572 Webex API Documentation 573 API Examples 575 SDK Examples 577Firepower 582 Enabling API/SDK Access to Firepower 582 Firepower API Documentation 583Meraki 592 Enabling API/SDK Access to Meraki 592 Meraki API Documentation 593 Meraki SDK Documentation 594 Meraki Authorization 596Intersight 601 Enabling API Access to Intersight 601 Intersight API Documentation 603 Intersight SDK Documentation 605 Intersight Authorization 606UCS Manager 611 Enabling API Access to UCS Manager 611 UCS Manager API Documentation 611 Python SDK Documentation 617 PowerShell SDK Documentation 622 Additional UCS Manager Programmability Resources 628DNA Center 628 Enabling API/SDK Access to DNA Center 630 DNA Center API Documentation 631 DNA Center SDK Documentation 635 SDK Authorization 637AppDynamics 639Exam Preparation Tasks 646
  18. Chapter 17Final Preparation 648Getting Ready 648Tools for Final Preparation 649 Pearson Cert Practice Test Engine and Questions on the Website 649 Accessing the Pearson Test Prep Software Online 649 Accessing the Pearson Test Prep Software Offline 649 Customizing Your Exams 650 Updating Your Exams 651 Premium Edition 651 Chapter-Ending Review Tools 652Suggested Plan for Final Review/Study 652Summary 652Appendix AAnswers to the "Do I Know This Already?" Questions 654Appendix BCisco DevNet Professional DEVCOR 350-901 Exam Updates 672Glossary675Online ElementsAppendix CMemory TablesAppendix DMemory Tables Answer KeyAppendix EDashboard BasicsGlossary9780137370443 TOC 5/23/2022
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