Sunday, July 26, 2009

Disadvantages

less efficiency

 4th Generation Languages
#. Introduce packages (Eg: Word, Excel, Power Point) (Can be used by non computer professionals.)
#. Can sort these languages in to fore categories,
i. Financial Planning / Modeling Languages
ii. Query Languages
iii. Report Generators
iv. Application Generators

 5th Generation Languages
#. Introduces languages for Artificial Intelligent (AI) programming.
Eg: LISP, PROLOG

 Special Purpose Languages
These are “Tailor made” for a particular type of problem.
Eg: Simulation, Controls and experiments

 Command Languages
These are languages used to control the operations of the computer. (languages to instruct the operating system)
Eg: Ms Access

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Computer Networks The History of Local Area Networks, LAN, The Topologies of a Networks, LANs describe different types of transmission Medias, Local Area Networks Access Methods, Carrier Sense Multiple Access with Collision Detect, Development of LAN Technologies. LAN -Token Ring, LAN Ethernet Digital, LAN - Ethernet Sun microsystems, LAN - Ethernet Mixed Environment, LAN - Token Ring was introduced by IBM LAN - IBM implementation of Token Ring, Token Ring Novell, LAN Token Ring - in a mixed environment, LAN - Fiber Distributed Data Interface, LAN - ATM, LAN Components, LAN Switching Methods, Virtual Local Area Network, Port based VLAN, Mac based VLAN, Protocol based VLAN, User Base VLAN, PC networks Components, PC networks Shared resources, PC Network operating systems, PC networks Novell Netware, PC networks Windows NT, PC networks IBM LAN Server Computer Programming Languages HTML Language, The Generations of Programming Languages, Different types of High Level Languages, Different types of High Level Languages Disadvantages
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