Tech Exam Prep

Tech Exam Prep

By Ran Chen, EA, CFP®EducationHow ToCourses
Download on the App Store

Tech Exam Prep episodes

  • CCA-F Exam Prep 1, What Is the Claude Certified Architect Foundations
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - What the Claude Certified Architect – Foundations (CCA-F) certification validates and who it's for.
    - The five key domains tested on the exam, including Agentic Architecture and Tool Design.
    - How the exam uses scenario-based questions to assess architectural judgment, not just knowledge.
    - Common exam traps, such as over-engineering solutions and relying on prompts for critical business rules.
    - The "Fix It Proportionately" (FIP) mental shortcut to avoid choosing overly complex and incorrect answers.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    3 min
  • CCNA Exam Prep 65, CCNA Exam Strategy and Question Patterns
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - The CCNA exam structure consists of 100-120 questions to be answered in 120 minutes.
    - The five primary question types you will face are multiple-choice, multi-select, drag-and-drop, simulations, and simlets.
    - A critical exam rule is that you cannot backtrack or return to simulation questions after completing them.
    - Key test-taking strategies include carefully reading the full question for keywords and using the process of elimination.
    - A simple time management technique is to check your progress at the 30, 60, and 90-minute marks to ensure you are on pace.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min
  • CCNA Exam Prep 64, JSON, YAML, XML Data Encoding
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - JSON uses curly braces for objects and key-value pairs with double-quoted keys.
    - YAML is a human-readable format that uses indentation and dashes to structure data, common in Ansible.
    - XML is a verbose format using opening and closing angle-bracket tags to create a data tree.
    - The CCNA exam tests your ability to identify these formats and recognize common syntax errors, like incorrect indentation in YAML or improper quotes in JSON.
    - REST APIs typically use JSON for data exchange, while network automation tools often rely on YAML for configuration files.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min
  • CCNA Exam Prep 63, Configuration Management — Ansible, Puppet, Chef
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - Ansible is agentless and uses a push model, making it ideal for network devices where agents cannot be installed.
    - Puppet and Chef are primarily agent-based and use a pull model, where nodes check in with a master server for configuration.
    - The CCNA exam tests your ability to select the correct tool based on scenario requirements, primarily agent-based versus agentless.
    - Key terminology to match: Ansible uses YAML Playbooks, Puppet uses Manifests, and Chef uses Recipes and Cookbooks.
    - Idempotence is a core concept ensuring operations result in the same system state, preventing unintended changes on subsequent runs.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    3 min
  • CCNA Exam Prep 62, REST APIs — Methods, Status Codes, JSON
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - REST APIs use standard HTTP methods like GET (read), POST (create), PUT (replace), PATCH (partially update), and DELETE to manage network resources.
    - A critical exam trap is the difference between PUT, which replaces an entire resource, and PATCH, which performs a more efficient partial update.
    - HTTP status codes signal the outcome of an API request, such as 200 for success, 201 for resource creation, 401 for authentication failure, and 404 for a resource not found.
    - REST APIs are stateless, meaning every request must contain all necessary information, including an authentication token in the header.
    - Data payloads in modern network automation are typically formatted in JSON, a lightweight, human-readable key-value pair format.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min
  • CCNA Exam Prep 61, Traditional vs Controller-Based Architectures
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - The key differences between a distributed control plane in traditional networks and a centralized control plane in controller-based architectures.
    - How southbound APIs (e.g., NETCONF) are used for controller-to-device communication versus how northbound APIs (e.g., REST APIs) are used for controller-to-application communication.
    - The distinction between the physical underlay network and the virtual overlay network (e.g., VXLAN).
    - Common CCNA exam traps, such as the continued distribution of the data plane in SDN and the specific roles of Cisco DNA Center versus vManage.
    - A simple mnemonic to remember the direction and purpose of northbound and southbound APIs.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min
  • CCNA Exam Prep 60, Network Automation — Why and Impact
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - Why manual network configuration is inefficient and prone to errors at scale.
    - How automation ensures consistency and enables repeatable workflows for network tasks.
    - The role of automation as the foundation for modern architectures like SD-WAN and SD-Access.
    - How the CCNA exam tests automation conceptually through scenario-based questions.
    - The importance of detecting and remediating configuration drift to maintain network integrity.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min
  • CCNA Exam Prep 59, ACL Placement and Numbered vs Named
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - Standard ACLs should be placed as close to the destination as possible, while extended ACLs should be placed as close to the source as possible.
    - Named ACLs are superior to numbered ACLs because they allow editing of individual lines via sequence numbers and have descriptive names.
    - Applying an ACL inbound is generally more efficient for a router's CPU as it filters packets before the routing process.
    - The `ip access-group [name] in|out` command is used to apply an ACL to a specific interface and direction.
    - Use the `show access-lists` command to verify ACL configuration and see hit counters for each rule.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min
  • CCNA Exam Prep 58, ACL Standard vs Extended
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - The fundamental difference between Standard ACLs (source IP only) and Extended ACLs (source/destination IP, protocol, and port).
    - How to identify ACL types on the CCNA exam by their number ranges (1-99 for Standard, 100-199 for Extended).
    - The critical placement rules: apply Standard ACLs close to the destination and Extended ACLs close to the source.
    - How the 'implicit deny' rule acts as a catch-all to block any traffic not explicitly permitted, a common exam trap.
    - A simple mnemonic to help remember the correct placement strategy for both Standard and Extended ACLs.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min
  • CCNA Exam Prep 57, Wireless Security — WPA2, WPA3, OWE
    This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
    In this episode you will learn:
    - WPA2-Personal uses a single Pre-Shared Key (PSK), while WPA2-Enterprise uses 802.1X and a RADIUS server for per-user authentication.
    - WPA3 replaces the vulnerable PSK with Simultaneous Authentication of Equals (SAE), which protects against offline dictionary attacks.
    - WPA3 introduces perfect forward secrecy, which prevents a compromised session key from being used to decrypt past data captures.
    - Opportunistic Wireless Encryption (OWE) provides automatic, unauthenticated encryption for open Wi-Fi networks to prevent passive eavesdropping.
    - WPA3 security is a mandatory requirement for any device to be officially certified for Wi-Fi 6.
    For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
    4 min

About Tech Exam Prep

From the publisher's feed

Tech Exam Prep is a free, daily podcast by OpenExamPrep covering the most in-demand IT and technology certification exams — including CompTIA Security+, AWS Cloud Practitioner, CompTIA Network+, CCNA,…