Podcast
Questions and Answers
Which type of cloud would be the most appropriate for a pharmaceutical company needing strict access security for employee data and applications?
Which type of cloud would be the most appropriate for a pharmaceutical company needing strict access security for employee data and applications?
What function does a read-only automation solution primarily provide?
What function does a read-only automation solution primarily provide?
In the context of data sent from a source PC to a destination server, which function is accurately described by TCP?
In the context of data sent from a source PC to a destination server, which function is accurately described by TCP?
What type of attack specifically targets an SQL database through user input fields?
What type of attack specifically targets an SQL database through user input fields?
Signup and view all the answers
Which command is utilized on Linux and MAC hosts to obtain IP addressing information?
Which command is utilized on Linux and MAC hosts to obtain IP addressing information?
Signup and view all the answers
Which two reasons could prompt a network administrator to segment a network using a Layer 2 switch? (Choose two.)
Which two reasons could prompt a network administrator to segment a network using a Layer 2 switch? (Choose two.)
Signup and view all the answers
Which tool is commonly part of a Continuous Integration pipeline to build and test source code?
Which tool is commonly part of a Continuous Integration pipeline to build and test source code?
Signup and view all the answers
What protocol or service is associated with a packet received that has a destination port number of 8008?
What protocol or service is associated with a packet received that has a destination port number of 8008?
Signup and view all the answers
Which two HTTP functions correspond to the UPDATE function in CRUD?
Which two HTTP functions correspond to the UPDATE function in CRUD?
Signup and view all the answers
Which HTTP status code category is used in the response to indicate that a REST API request contains an error on the client side?
Which HTTP status code category is used in the response to indicate that a REST API request contains an error on the client side?
Signup and view all the answers
What does a status code of 202 mean when received from a REST API request?
What does a status code of 202 mean when received from a REST API request?
Signup and view all the answers
Which two requirements are necessary for an application to communicate with a webhook provider?
Which two requirements are necessary for an application to communicate with a webhook provider?
Signup and view all the answers
What characteristic is associated with stateless applications?
What characteristic is associated with stateless applications?
Signup and view all the answers
Which statement correctly describes a stateful firewall?
Which statement correctly describes a stateful firewall?
Signup and view all the answers
Which protocol or service is requested when a packet is received by a server with a destination port number of 53?
Which protocol or service is requested when a packet is received by a server with a destination port number of 53?
Signup and view all the answers
Which programming language is supported by the Webex xAPI for developing macros?
Which programming language is supported by the Webex xAPI for developing macros?
Signup and view all the answers
What is a principal characteristic of the continuous integration component within the CI/CD philosophy?
What is a principal characteristic of the continuous integration component within the CI/CD philosophy?
Signup and view all the answers
Which statement accurately describes dynamic NAT?
Which statement accurately describes dynamic NAT?
Signup and view all the answers
Which type of request is used to send a message to a Webex Teams space using Python?
Which type of request is used to send a message to a Webex Teams space using Python?
Signup and view all the answers
What is an architectural constraint to which a true RESTful API web service must adhere?
What is an architectural constraint to which a true RESTful API web service must adhere?
Signup and view all the answers
Which scenario exhibits the 'social proof' principle of human influence?
Which scenario exhibits the 'social proof' principle of human influence?
Signup and view all the answers
In which SDLC phase is the software product installed into the production environment?
In which SDLC phase is the software product installed into the production environment?
Signup and view all the answers
What is a characteristic of the Agile software development method?
What is a characteristic of the Agile software development method?
Signup and view all the answers
What is the default tag used when creating a Docker container if no tag is specified?
What is the default tag used when creating a Docker container if no tag is specified?
Signup and view all the answers
Which character is used to separate key and value pairs in YAML?
Which character is used to separate key and value pairs in YAML?
Signup and view all the answers
Which command is used to create a new Git repository?
Which command is used to create a new Git repository?
Signup and view all the answers
Which of the following is a function of a reverse proxy in network security?
Which of the following is a function of a reverse proxy in network security?
Signup and view all the answers
In the context of self-service in enterprise IT, what does this refer to?
In the context of self-service in enterprise IT, what does this refer to?
Signup and view all the answers
What protocol or service is requested with a packet that has a destination port number of 443?
What protocol or service is requested with a packet that has a destination port number of 443?
Signup and view all the answers
What is immutable infrastructure in the context of DevOps?
What is immutable infrastructure in the context of DevOps?
Signup and view all the answers
Which library is most commonly used for connecting NETCONF clients with a NETCONF server in Python?
Which library is most commonly used for connecting NETCONF clients with a NETCONF server in Python?
Signup and view all the answers
What is the primary purpose of using a load balancer?
What is the primary purpose of using a load balancer?
Signup and view all the answers
What is a common cause of IT outages?
What is a common cause of IT outages?
Signup and view all the answers
Which tool would help identify the specific router where packet loss occurred?
Which tool would help identify the specific router where packet loss occurred?
Signup and view all the answers
What is a characteristic of a virtual machine?
What is a characteristic of a virtual machine?
Signup and view all the answers
In YAML files, what string of characters is used to denote the start of a new document?
In YAML files, what string of characters is used to denote the start of a new document?
Signup and view all the answers
Study Notes
Cloud Type for Employee Data
- A pharmaceutical company storing employee data and applications with strict access security needs a private cloud. This ensures the highest level of security and control over sensitive data.
Read-Only Automation Solution Function
- A read-only automation solution typically retrieves and presents data. It's crucial for analysis, reporting, and monitoring, but it does not modify the system.
TCP/UDP Function in Data Transfer
- TCP provides reliable delivery and ensures all data is received in order.
- UDP offers faster speeds, but the receiver doesn't know what data may not be received.
- Data delivery may or may not be successful with UDP.
SQL Injection Attack Type
- An attack targeting an SQL database using input fields is an SQL injection attack. This exploits vulnerabilities to gain unauthorized access or modify data.
IP Addressing Information Command (Linux/macOS)
- The command
ipconfigcan be used on Linux and macOS hosts to obtain IP addressing information.
Network Segmentation with Layer 2 Switches
- Segmentation of a network with switch allows for better control of broadcast traffic and enhances overall network security. Separating data traffic further reduces collisions.
CI Pipeline Tool
- Tools such as Jenkins or GitLab CI are utilized in continuous integration pipelines for source code building and testing.
Protocol/Service of Port 8008
- A destination port number of 8008 suggests a custom application or service.
VLAN Broadcast Frame Transmission
- When a device in VLAN 20 sends a broadcast frame, the frame is only forwarded to devices within the same VLAN. This isolates traffic across VLANs.
Virtual Machine Management Software
- Virtual machine managers like VMware vSphere or VirtualBox oversee virtual machine creation, system resource allocation, and management.
Ethernet MAC Address Construction
- Ethernet MAC addresses are unique hexadecimal addresses assigned to devices. They are locally administered.
Cisco SDK for ACI
- The most commonly used Cisco SDK for ACI (Application Centric Infrastructure) is ACI SDK.
DevNet Community Platforms
- DevNet offers platforms like forums, wikis, and online communities for community members to share solutions, toolkits, and resources.
RESTCONF Data Formats
- RESTCONF uses JSON and XML to request or respond to data. Both are standard format for communicating.
DevNet Python Library Resource
- The DevNet resource tailored for finding Python libraries is the API documentation or library listing.
Dev and Ops Component Description
- The component that combines Dev and Ops expertise is DevOps or similar frameworks or concepts.
DevNet Exchange Type Matching
(This section requires the options to be provided to accurately match)
Ansible File Creation for Remote Network Management
- The created file is typically an Ansible playbook consisting of configuration settings to manage remote devices.
DevNet Production Environment Test Resource
- DevNet offers various resources like sandboxes, testbeds, or cloud environments for developers to test code in a production-like setting.
Reverse Proxy Security Implementation
- Reverse proxies are implemented to protect servers from external threats. They act as a intermediary.
Agile Method Characteristic
- Key characteristic of Agile is frequent feedback & adaptation based on that feedback.
Default Docker Container Tag
- If no tag is specified during Docker image creation with
docker build,latestis used as the default tag.
pyATS Job Handling Component
- pyATS Runner handles bundling and execution of tasks or jobs.
DevNet Support Avenues for Developers
- DevNet Community Forums, DevNet Documentation, and DevNet support pages provide readily available avenues for addressing specific developer scenarios.
Kinesthetic Learner Network Programmability Resource
- The relevant resource is a hands-on lab or practical simulator focused on network automation.
Default macOS/Linux Shell
- The standard shell for macOS and Linux is Bash.
Immutable Infrastructure in DevOps
- Immutable infrastructure involves deployments using new and unchanging components.
Common Cause of IT Outages
- Human error is the most common cause of IT outages, frequently related to configuration errors or poor communication.
YAML Document Separator
- A
---triple hyphen string is used to separate documents within YAML files.
Python Functions vs Methods
- Functions are independent code blocks, while methods are functions within classes that operate on data associated with the class.
Git Repository Creation Command
- The command
git initis used to create a new Git repository.
Lean Software Value Determination Stakeholder
- In the Lean process, customers or end users determine the value of software product features.
SDLC Phase Matching
(This section requires the phases to be provided to accurately match)
Lean Software Principle
- One principle of the Lean software development model is to work on only what is needed now.
YAML Key-Value Separator
- The colon (:) separates keys and values in YAML documents.
Git Change Comparison Command
- The command
git diffis used to compare changes between files in a Git repository.
Python Cisco Network Services Orchestrator Script Components
(This requires the script options to be accurately matched)
Cisco UCS Director/Manager Use Case Example
- A use case for Cisco UCS Director and Manager is orchestrating and managing virtualized servers and storage in a data center.
Webex Teams User API Details Retrieval
- Administrators can retrieve detailed user information using APIs provided by Webex Teams.
Common Python NETCONF Client Library
- NETCONF client libraries provide Python programs for connecting to various NETCONF-enabled devices (e.g., pynetconf).
Python Cisco DNA Center Authentication Script Components
(This requires the script options to be accurately matched)
Python Cisco DNA Center Authentication Script Components (secureuser)
(This requires the script options to be accurately matched)
Python Script Components for Tasks
(This requires the script components to be accurately matched)
Cisco Meraki Device Provisioning APIs
- Meraki Dashboard API and the Meraki REST API allow device provisioning and real-time notifications.
Protocol of Port 443
- Port 443 typically indicates an HTTPS (secure HTTP) communication.
Data Plane Uniqueness
- The data plane in networking is concerned only with the forwarding of traffic.
Docker Image Creation Definition
- The Dockerfile defines the steps needed to create Docker images for various environments.
Virtual Machine Characteristics
- Isolation, Resource allocation, and the ability to run multiple OSes in a single hardware machine are key characteristics of virtual machines.
Load Balancer Use Cases
(This section requires the options to be presented to accurately match the use cases)
Staging Environment Characteristics
- Key characteristics of a staging environment include testing new configurations, and replicating production environments.
Jenkins Pipeline Execution Menu
- The option used, specifically, to execute the pipeline depends on the specific Jenkins pipeline configuration.
Jenkins Job Preparation Stage Purpose
- The purpose of the preparation stage is to prepare for the build process, including pulling relevant materials or creating prerequisites.
Password Hashing Nondeterminism Technique
- A technique for achieving nondeterminism during password hashing involves salting.
Self-Service in Enterprise IT
- Self-service in enterprise IT enables users to accomplish tasks on their own without depending on IT staff, offering increased efficiency and user satisfaction
Orchestration in IT Automation
- Orchestration, in IT automation, refers to managing automated processes, specifically how automated tasks or actions are coordinated to accomplish larger objectives that are pre-defined.
Read-Only Automation Solution Example
- Monitoring tools are a classic example of a read-only automation solution that provide reports and analysis.
CSR1000v VM Security Issue
- The security issue stems from a lack of TLS/SSL encryption for web access.
Impact of APIs on Traditional IT Tasks
- APIs automate traditionally manual tasks and increase efficiency in IT operations, enabling better data interoperability or more automated flows.
DNS Query Destination IP/Port
- The DNS server's IP address (typically the default gateway IP) and port 53.
NTP Server Characteristics
- Time synchronization and clock accuracy are key characteristics, but also fault tolerance or redundancy.
Internal Host to External Server Packet Flow
(Requires the steps to be provided for accurate matching)
Tool for Identifying Packet Loss/Delay
-
Traceroute or
pingwith an option to display the routing path is essential to detect where the packet was lost or delayed
HTTP Functions Corresponding to UPDATE
- PUT and PATCH methods correspond to updating in CRUD (Create, Read, Update, Delete).
REST API Request Term Matching
(Requires the terms to be presented prior to accuracy)
HTTP Status Code Category for Client Error
- Client errors like 400, 401, 403, 404, are client errors.
REST API URI Error Cause
- A URI error could be due to malformed format of the URL or incorrect endpoint.
Webhook Communication Requirements
- Security aspects like verification to confirm the sender and error handling and response are crucial for communication.
HTTP 202 Status Code Meaning
- A HTTP 202 status code indicates the request was accepted for further processing.
Stateless Application Characteristics
- Each request is separate and independent of previous requests, and no state is preserved among requests.
Continuous Integration Characteristic
- A characteristic is frequent software integration and testing.
Waterfall Method Characteristic
- One characteristic is that changes to requirements are heavily discouraged once the project begins.
Software Product Installation Phase
- The software product is installed in the acceptance testing phase in order to decide if it is ready for release in production.
Python Private Method/Variable Convention
- The convention for indicating private methods or variables is using a leading underscore (
_). (e.g._privateMethod)
Protocol of Port 80
- The protocol of port 80 is HTTP.
Webex xAPI Access Protocols
- The protocols for accessing Webex xAPI include REST, and JSON. There may be some other specific protocols that might be valid, potentially.
Webex Teams Message Sending Request Type
- A POST request is used to send a message to a Webex Teams space
IP Addressing Scheme Response
- A network engineer would need to suggest or correct the suggested subnet mask for the given IP address block to avoid unnecessary IP addresses or IP address conflicts.
Stateful Firewall Description
- A stateful firewall maintains a connection state table for each connection and uses this data to improve security or to process connections.
Lean Method Characteristic
- One characteristic is eliminating waste, and involving employees throughout the process.
Python DNA Center Authentication Request Components
(requires script content to match with locations)
Valid URI for MapQuest Route Query
- A valid URI follows the format [base URI]/route?parameters including an API key for authentication, the start and end points of the route as well as possibly other parameters required by mapquest like the output format or various filters, etc.., to comply with the MapQuest API's requirements.
MapQuest URI Component Matching
(Requires the script content to be accurately matched)
Python Script Components Matching
(Requires the script components to be accurately matched)
Protocol for Port 123
- The protocol for port 123 is NTP (Network Time Protocol).
Social Proof Principle
- (Requires scenario to match social proof principle)
SQL Injection Defense Last Resort
- Blacklisting is often a last resort because it limits control and potentially affects performance, and thus is not recommended.
ISE Node Type
- Security Proxy nodes offer network access, posturing, guest access, and provision client services.
Ansible Communication Protocol
- Ansible primarily uses SSH to connect to remote devices.
Static NAT Steps (Router R2)
(Requires steps to be provided in order to match correctly)
Missing Information Function in Parameter/Method
- (Requires parameter/method for proper matching)
RESTful API Architectural Constraint
- RESTful APIs must adhere to stateless operations: each request must contain all the information necessary to complete the task without relying on previous state.
Protocol for Port 53
- The protocol used for port 53 is DNS (Domain Name System)
Dynamic NAT Description
- Dynamic NAT maps private IP addresses to public IP addresses dynamically from a pool or range of addresses.
Protocol for Port 830
(requires information on potential service/protocol for matching)
Webex xAPI Programming Language
- The programming language used for on-device customization in macros is Javascript.
Cisco Software-Defined Networking Management System
- The Cisco management system for SDNs running on Nexus 9000 hardware is APIC-EM.
Python Virtual Environment Creation Command
- Python creates a new virtual environment
devenv. This prevents dependency conflicts by isolating project-specific packages or libraries.
Python APIC-EM REST API Request Components
(needs the script to correctly match information with locations in the script)
Cut-Through Switching Concept
- An important concept related to cut-through switching is the fact the entire frame does not need to be read.
Control Plane Uniqueness
- The control plane in networking handles the intelligence for forwarding traffic, and this involves decision-making
TCP/IP Layers for Web Server Request
- The two layers would be Application and Transport layer because this message must be encapsulated.
Cisco Threat Containment Automated Product
- The product is Cisco Firepower providing rule-based network access policies for automated threat containment.
DHCP Message Type Matching
(requires types to match with descriptions)
Meraki API Script Components
(Requires script components to be provided to match)
MapQuest URI Components Matching
(Requires components for proper matching)
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
