Classification
DNA - Computer networks, local area networks
363
DKAN - Networks operating systems
26
DNC - Internet
21
DKAE - Windows
16
DTAH - MS Exchange, Outlook
14
DKAL - Linux - operating system
11
DZE - Data privacy, data security
11
TCD - Communication systems
9
DKAI - Unix - operating system
8
DGAA - Computer architectures
6
DMF - Software engineering
6
DGC - Parallel and vector computers
5
TGN - Control engineering
5
DMA - Programming
4
DPA - Electronic data processing - applications
4
PKG - Accelerators
4
DAE - Information technology - general
3
DGAD - Distributed systems
3
DGA - Computer types, plants and organization
2
DGE - Personal computers
2
DHA - Computer equipment and periphery
2
DIA - System programming
2
DSA - Computer graphics, image/photo editing
2
DVA - Data and file management
2
DWA - Database systems
2
DWI - Information management
2
DWID - Multimedia, hypertext
2
TCG - Office communication, ISDN
2
TCH - Data transmission
2
CAN - Chemistry - mathematical methods, computer applications
1
CWE - Chemical engineering, chemical industry - general
1
DCA - Informatics - theoretical
1
DGAG - High Performance Computing, Grid Computing
1
DKAT - Computer utilities
1
DOE - Programming language - BASIC, Turbo BASIC, Visual BASIC
1
DOF - Programming language - C, Turbo C, C# (C sharp)
1
DOL - Programming language - Python
1
DSAM - Virtual reality
1
DTA - MS - Office package
1
DUA - Text and document processing
1
DYA - Artificial intelligence
1
DYK - Image processing
1
DZC - Man and computer
1
LPD - Bioinformatics
1
MNL - Computational methods - general
1
TBA - Electronic engineering - general
1
TBL - VLSI
1
TBT - Optoelectronics, optical fibers, displays
1
TCB - Communication and information - theory
1
TCDB - Electric communication systems
1
more ...