Attraction of computer: The world-famous company involved with computer

There are many famous companies in computer markets. Today, I will introduce two companies of these: Intel, Oracle.

Intel


chart1: logotype of Intel

This company may be known for its interesting commercial like below.

Intel_cm_youtube

But many people may not know what this company does. Intel is an American multinational semiconductor corporation. The name 'Intel' derives from the words 'Integrated Electronics. Incidentally, Football Club Internazionale Milano　has nothing to do with it, just called the same name in Japan.

As a semiconductor, Intel makes microprocessors, chipsets and flash memory mainly. Especially, it is famous for its excellent microprocessors. It is said that more than 90 percents of CPU(≒microprocessor) in world computers are made by Intel. In a lot of Intel's product,Pentium series are most famous.This is a bland used for a series of x86-compatible microprocessors. Almost of it have two cores and its processing speed is very high.　Intel made Core series and Celeron series as well.

Incidentally, CPU is made mainly by two companies: Intel, AMD. We must be careful in choosing the CPU because there is no compatibility between the two companies' product.

Oracle

chart2: logotype of oracle

Oracle Corporation is an American multinational computer technology corporation that specializes in developing and marketing hardware systems and software products -especially database management systems(DBMS). Oracle is world's second largest software company now(the first is Microsoft Corporation).

Its most famous　product is Oracle Database. It is a kind of relational database management systems(RDBMS), that is based on the relational model as introduced by E. O. Codd. This product have enabled us to deal with a lot of data in various fields.