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EITCA Academy

EITCA Academy

The European Information Technologies Certification Institute - EITCI ASBL

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EITCI Institute ASBL

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Questions and answers designated by tag: High Availability

So the statement of "To build a Windows Domain at least 2 Domain controllers are needed." implies the best pratice?

Friday, 15 December 2023 by Acácio Pereira Oliveira

The statement that "To build a Windows Domain, at least 2 Domain controllers are needed" implies a best practice in the field of Windows Server Administration. This practice is based on several factors that contribute to the security, availability, and fault tolerance of the Windows Domain environment. A Windows Domain is a collection of computers

  • Published in Cybersecurity, EITC/IS/WSA Windows Server Administration, Deploying Windows, Introduction to Windows Domain and Domain Controller
Tagged under: Active Directory, Cybersecurity, Domain Controller, Fault Tolerance, High Availability, Windows Domain

To build a Domain only 1 DC is needed since W2k, at least 2 are needed is based in best pratice framework defined that must consider failure/fault tolerance or factors based in balancing and iopics of CPU/memory per object thru the enterprise?

Friday, 15 December 2023 by Acácio Pereira Oliveira

To build a Windows domain, the number of domain controllers (DCs) required depends on various factors, including best practices for fault tolerance and load balancing. While it is true that since Windows 2000, a domain can be built with just one DC, it is generally recommended to have at least two DCs for a more

  • Published in Cybersecurity, EITC/IS/WSA Windows Server Administration, Deploying Windows, Introduction to Windows Domain and Domain Controller
Tagged under: Cybersecurity, Domain Controller, Fault Tolerance, High Availability, Load Balancing, Windows Domain

What are the required features for the DHCP server role?

Friday, 04 August 2023 by EITCA Academy

The Dynamic Host Configuration Protocol (DHCP) server role is an essential component in managing IP address allocation and configuration within a network. It provides a centralized and automated method for assigning IP addresses, subnet masks, default gateways, DNS server addresses, and other network configuration settings to client devices. To effectively configure the DHCP server role

  • Published in Cybersecurity, EITC/IS/WSA Windows Server Administration, Configuring DHCP and DNS Zones in Windows Server, Adding the DHCP Server Role in Windows Server, Examination review
Tagged under: Cybersecurity, DHCP, DHCP Relay Agent, High Availability, IPAM, Logging, Monitoring, Scope Configuration, Security, Windows Server

What are the benefits of Cloud Bigtable being a fully managed service?

Thursday, 03 August 2023 by EITCA Academy

Cloud Bigtable is a fully managed NoSQL database service provided by Google Cloud Platform (GCP). It is designed to handle massive workloads and is highly scalable, making it an ideal choice for applications that require high throughput and low latency. There are several benefits to using Cloud Bigtable as a fully managed service, which I

  • Published in Cloud Computing, EITC/CL/GCP Google Cloud Platform, GCP labs, Massive workloads with Cloud Bigtable Database Service, Examination review
Tagged under: Automatic Scaling, Cloud Bigtable, Cloud Computing, Data Durability, Data Integrity, Easy Management, Fully Managed Service, GCP Services Integration, High Availability, Monitoring, NoSQL Database

What are the main tasks that can be offloaded to Google when using Cloud SQL?

Thursday, 03 August 2023 by EITCA Academy

When using Cloud SQL, a managed database service provided by Google Cloud Platform (GCP), there are several main tasks that can be offloaded to Google. These tasks include database administration, scaling, backups, high availability, and security. One of the primary tasks that can be offloaded to Google is database administration. With Cloud SQL, Google takes

  • Published in Cloud Computing, EITC/CL/GCP Google Cloud Platform, GCP labs, PostgreSQL and MySQL databases with Cloud SQL, Examination review
Tagged under: Backups, Cloud Computing, Cloud SQL, Database Administration, Google Cloud Platform, High Availability, Managed Database Service, Scaling, Security

Why is it important to choose the geographical region that best suits your needs when setting up a Cloud SQL instance?

Thursday, 03 August 2023 by EITCA Academy

When setting up a Cloud SQL instance in the Google Cloud Platform (GCP), it is important to carefully choose the geographical region that best suits your needs. This decision has significant implications for the performance, availability, and cost-effectiveness of your database operations. In this answer, we will explore the reasons why selecting the appropriate geographical

  • Published in Cloud Computing, EITC/CL/GCP Google Cloud Platform, GCP labs, PostgreSQL and MySQL databases with Cloud SQL, Examination review
Tagged under: Cloud Computing, Cloud SQL, Compliance Requirements, Cost Optimization, Data Sovereignty, Database Deployment, GCP, Google Cloud Platform, High Availability, Latency

What is the significance of Cloud Spanner's multi-regional configuration for globally distributed apps?

Thursday, 03 August 2023 by EITCA Academy

Cloud Spanner is a scalable and globally distributed database service provided by Google Cloud Platform (GCP). Its multi-regional configuration offers significant advantages for globally distributed applications. In this answer, we will explore the significance of Cloud Spanner's multi-regional configuration and its implications for such applications. Firstly, let's understand what a multi-regional configuration entails. Cloud Spanner

  • Published in Cloud Computing, EITC/CL/GCP Google Cloud Platform, GCP labs, Scalable database service with Cloud Spanner, Examination review
Tagged under: Automatic Failover, Cloud Computing, Cloud Spanner, Disaster Recovery, Global Consistency, Global Load Balancing, High Availability, Low-latency Access, Multi-regional Configuration, Scalability, Strong Consistency

What are the advantages of using Kubernetes Engine for managing containerized apps?

Thursday, 03 August 2023 by EITCA Academy

Kubernetes Engine, a part of Google Cloud Platform (GCP), offers numerous advantages for managing containerized applications. By leveraging the power of Kubernetes, organizations can efficiently deploy, scale, and manage their containerized workloads. In this answer, we will explore the key advantages of using Kubernetes Engine and how it enables effective management of containerized apps. 1.

  • Published in Cloud Computing, EITC/CL/GCP Google Cloud Platform, GCP labs, Containerized apps with Kubernetes Engine, Examination review
Tagged under: Cloud Computing, High Availability, Infrastructure Management, Rollouts And Rollbacks, Scalability, Self-Healing

What challenges does Cloud Router solve for organizations with multiple networks on-premise?

Thursday, 03 August 2023 by EITCA Academy

Cloud Router is a powerful networking tool provided by Google Cloud Platform (GCP) that addresses several challenges faced by organizations with multiple on-premise networks. In this answer, I will explain the key challenges and how Cloud Router solves them, providing a comprehensive understanding of its benefits. One of the primary challenges faced by organizations with

  • Published in Cloud Computing, EITC/CL/GCP Google Cloud Platform, GCP networking, Cloud Router, Examination review
Tagged under: BGP, Cloud Computing, Cloud Resources, Cloud Router, Connectivity, Control, High Availability, Network Management, Networking, Redundancy, Visibility

What are the differences between zonal and regional clusters in terms of high availability and cluster configuration changes?

Thursday, 03 August 2023 by EITCA Academy

Zonal and regional clusters in the context of high availability and cluster configuration changes in Google Kubernetes Engine (GKE) exhibit distinct characteristics. Understanding these differences is important for effectively deploying and managing applications in a cloud environment. Zonal clusters in GKE are designed to provide high availability within a single zone. A zone refers to

  • Published in Cloud Computing, EITC/CL/GCP Google Cloud Platform, GCP basic concepts, Google Kubernetes Engine GKE, Examination review
Tagged under: Cloud Computing, Cluster Configuration Changes, GKE, Google Kubernetes Engine, High Availability, Regional Clusters, Zonal Clusters
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The European IT Certification framework has been established in 2008 as a Europe based and vendor independent standard in widely accessible online certification of digital skills and competencies in many areas of professional digital specializations. The EITC framework is governed by the European IT Certification Institute (EITCI), a non-profit certification authority supporting information society growth and bridging the digital skills gap in the EU.

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