DAT

Reading: [datsuto]
Full spelling: Digital Audio Tape
Field:
Multimedia > sound/music > DAT

Digitalizing sound making use of the PCM system of sampling frequency, 48kHz you record and the tape cassette which play back. The private cassette of vertical 54× side 73× thickness 10.5mm is used. But CD (sampling frequency 44.1kHz) the high sound quality which it exceeds, because that much it is expensive, it is utilized with the sound recording equipment and the like for business. Originally, it was developed in one for music, but the fact that it applies this as the storage unit of the computer is DDS.

Database Specialist
<Database specialist>Field:
IT industry > qualification > national qualification > Database Specialist

Among the national qualifications regarding information processing, the qualification which recognizes the ability where it constructs & manages the database. Test was done the Ministry of International Trade and Industry (at that time) depending upon the National Examination for Information Processing Technicians center of the independent administrative corporate body information processing propulsion mechanism which is the designated test system.

Test for recognizing has ended in 2000 limit, but presently “the technical engineer (the database)”, is used with the positioning which completely is equal to the database specialist.

Database Systems Engineer
<Technical engineer (database)>Field:
IT industry > qualification > national qualification > Database Systems Engineer

Among the national qualifications regarding information processing, the qualification which recognizes the ability where it constructs & manages the database. Test is done depending upon the National Examination for Information Processing Technicians center of the independent administrative corporate body information processing propulsion mechanism which is the designated test system of the economic industrial ministry.

It designates that the technician who does the construction and management of the basic database as the standpoint where the database of the system inside enterprise is managed, is recognized as purpose.

In addition, it does also the technical guidance of the section which it is related to the database in system development project. Technique all of data management is mastered, after grasping the quality of ability and each data based system which construct the data model which it can correspond to the user requirements the ability where it constructs & uses the database which is superior in reliability is required.

DataPlay

Reading: Data play
Field:
Storage > optical disk > DataPlay

The small-sized general-purpose optical storage unit which the DataPlay corporation developed. When one time you write at size of 3.5cm four side with the capacity of approximately 500MB, elimination and re-record is not possible. It can record the contents of various fields to 1 such as music, electronic book and game can play back with the private player.

It announced that 2001 August, it cooperates with the DataPlay corporation in order to offer the new copyright protective functional equipped digital media which the InterTrust Technologies corporation substitutes to CD, digital copyright management (DRM) installs the format in the disk of DataPlay.

Because of this, if DataPlay could replace in CD, we have assumed that it becomes the piracy measure which used Internet and the like. The corresponding player, the book reader, the digital camera, various devices such as PDA and disk for entry have planned the start of sale of 2001 fall.