Where are my keys?

Many motherboard connectors are keyed. What does this keyed connector provide? Select the best answer.

A) Proper cable connection

B) Additional interface grounding

C) Reduced interference from other components

D) Reduced voltage requirements

E) If you lose your keys, you’ve got a spare

The answer: A) Proper cable connection

Keyed connectors ensure that a cable can’t be connected backwards or incorrectly. This is especially helpful when working inside of cramped computer cases.

Want to know more? Watch “Installing and Configuring Storage Devices.”

Today’s personal computer can use many different storage devices, and there are important considerations for the installation and configuration of each type. In this episode, you’ll learn how to install PATA drives, SATA drives, and you’ll learn how to properly install and care for external removable drives.