ALL meanings of dd
dd
D d - abbreviation DD direct debit 3
- abbreviation DD Doctor of Divinity 3
- abbreviation DD delivered 3
- noun Definition of dd in Technology 1. (storage) double density. 2. (database) data dictionary. 3. (programming) Deployment Descriptor. 1
- noun Technical meaning of dd A Unix copy command with special options suitable for block-oriented devices; it was often used in heavy-handed system maintenance, as in "Let's "dd" the root partition onto a tape, then use the boot PROM to load it back on to a new disk". dd had a distinctly non-Unixy keyword option syntax reminiscent of IBM System/360 JCL (which had an elaborate DD "Dataset Definition" specification for I/O devices). Though the command filled a need, the interface design was clearly a prank. 1
- noun dd A Unix command for data transfer and modification. 0
- abbreviation DD day, in two-digit, numeric format, as in: dd/mm/yyyy. 0