Application Hosting refers to the deployment, management, and operation of software applications on hosted infrastructure, which uses servers, networks, and storage resources to ensure accessibility and performance. This skill involves configuring environments, monitoring application performance, and maintaining uptime and security. It is used to enable users or clients to access applications remotely while ensuring reliability and scalability.

Infrastructure management is the practice of maintaining, updating, and improving the physical and technical infrastructure of an organization, such as its buildings, technology, equipment, and utilities. It requires a specialized skill set and knowledge of various disciplines, including engineering, IT, security, and project management. Effective infrastructure management ensures the smooth functioning of an organization and enables it to meet its goals and objectives in a safe, efficient, and cost-effective manner.

Network Storage refers to a system that allows data to be stored and accessed over a network rather than on local devices. This skill encompasses the understanding of various storage architectures, protocols, and management techniques that facilitate data sharing and backup across multiple users and devices. Knowledge of Network Storage is used to enhance data accessibility, ensure data integrity, and optimize storage resources in both enterprise and personal environments. It plays a critical role in supporting collaborative work, data recovery, and efficient data management practices.

Storage Virtualization refers to the process of abstracting physical storage resources to create a unified storage environment. This skill involves the use of software to pool multiple storage devices into a single virtual storage system, enabling efficient management and allocation of storage resources. Knowledge of Storage Virtualization is utilized to enhance data storage efficiency, improve resource utilization, and simplify data management across various platforms and applications.

Zerto is a disaster recovery and business continuity software that provides enterprise-level IT resilience. The skill involves managing and protecting data across on-premises, hybrid, and multi-cloud environments. Proficiency in Zerto includes understanding its replication capabilities, orchestrating and automating recovery processes, and conducting failover and failback operations. It also involves monitoring and reporting on the performance and capacity of the Zerto platform.