direct access deviceの例文

• Record-oriented filesystems can be supported on media other than direct access devices.
• If the dataset is unblocked, that is, the logical record length ( LRECL ) is equal to the physical block size ( BLKSIZE ), BSAM may be utilized to simulate a directly accessed dataset using NOTE and POINT on any supported direct access device type ( DEVD = DA ), and some primitive applications were designed in this way.