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To do system board upgrades & provide better recommendations to clients, technicians need to know their form factors. 1. AT Form Factor - Advanced Technology i. Invented by IBM in the early 1980's ii. Around 12" wide * 13" deep iii. Only designed to handle keyboard and monitor, lack of external ports required. 2. ATX Form Factor - Advanced Technology Extended i. Designed by INTEL in 1995 ii. Around 12" * 9.6" in size iii. Built-in double high external I/O connector panel, hence external ports can be located directly on the board iv. Single main keyed internal power supply connector, hence the power connector is easy to plug & can't be installed incorrectly. v. Relocated CPU & memory next to the power supply which improved airflow cooling. Also reduced the interference with any bus expansion cards. vi. Relocated internal I/O connectors for the hard drives & the floppy drives near the drive bays to shorten the c...
Technology simplified. This blog explains Computers and Networking basics in simple words which transfers my knowledge to others and to review myself the explained concepts in future. Our vision is to help our readers to understand the basic concepts of PC and networking. This little effort may help CCENT, CCNA and A+ certifications study group.