CompTIA Cloud+ Practice Test

Which technology creates a private connection between a server and a storage device to optimize data transfer?

1. iSCSI

2. SAS

3. Fibre Channel

4. All of the above

The correct answer is: All of the above

The technology that creates a private connection between a server and a storage device to optimize data transfer includes iSCSI, SAS, and Fibre Channel. Each of these technologies serves to establish high-speed connections, which is critical in environments where efficiency and speed of data transfer are vital. iSCSI, or Internet Small Computer System Interface, utilizes standard Ethernet networks to connect servers with storage devices. It encapsulates SCSI commands into IP packets, enabling storage area networks (SANs) to be built using existing network infrastructure. This capability allows for flexibility and cost-effectiveness in achieving private connections. SAS, or Serial Attached SCSI, is a point-to-point serial protocol that is used to connect storage devices such as hard drives and SSDs directly to a server. It enhances performance over traditional parallel SCSI by allowing multiple devices to communicate independently and supporting a higher data transfer rate. Fibre Channel is a high-speed networking technology primarily used to connect data storage to servers. It is especially designed for storage networking, providing high bandwidth and low latency, which is critical for enterprise-level data storage. Given the importance of these technologies in enabling dedicated connections that enhance data transfer, the answer indicates that all mentioned technologies (iSCSI, SAS, and Fibre Channel)