Question

You want to connect an external hard drive for backups. Which is the fastest connection used by current external hard drives? What is the speed?

Answer 1

The fastest connection used is Thunderbolt 3

Step-by-step explanation:

most recent computer have inbuilt varieties of ports and connection types. a typical desktop or laptop have all or some these connections :

• USB 2.0
• USB 3.0, USB 3.1
• eSATA
• Fireware
• Ethernet
• Gigabit Ethernet
• Thunderbolt

Thunderbolt can transfer at the speed of up to 40 Gbps making it the connection with the fastest transfer speed. it is been incorporated into the Mac series of computers produced by the Apple inc. this technology was deployed by Intel and it can be found in recent Mac books

Answer 2

Usb Type-C gen 2.It's speed is 10Gb/s.

Step-by-step explanation:

Fastest connection available for an backup hard drive is usb Tape-C gen 2.It provides data transfer speed of 10Gbits/sec at full duplex.They can be identified as a super speed plus logo.The speed of backup drive also depends upon storage type.An SSD based backup drive will be faster than a legacy HDD based storage device.