{"id":896,"date":"2024-08-15T22:29:37","date_gmt":"2024-08-15T16:59:37","guid":{"rendered":"https:\/\/csaccept.com\/?p=896"},"modified":"2024-08-15T23:18:24","modified_gmt":"2024-08-15T17:48:24","slug":"computer-generationsfirst-generation-computerssecond-generation-computersthird-generation-computersfourth-generations-computersfifth-generations-computers","status":"publish","type":"post","link":"https:\/\/csaccept.com\/computer-generationsfirst-generation-computerssecond-generation-computersthird-generation-computersfourth-generations-computersfifth-generations-computers\/","title":{"rendered":"Computer Generations||First Generation,Second Generation,Third Generation,Fourth Generations,Fifth Generations Computers"},"content":{"rendered":"\n

Computer Generations:<\/strong><\/h2>\n\n\n\n

Computer have developed in five distinct phases known as generation of computer. Each generation is categorised by the type of electronic technology employed.<\/p>\n\n\n\n

Generation<\/td>Year<\/td>Description<\/td><\/tr>
1st<\/sup> Generation<\/td>1949 \u2013 1955<\/td>Thermionic Value (Vacuum Tube)<\/td><\/tr>
2nd<\/sup> Generation<\/td>1956 \u2013 1965<\/td>Transistor<\/td><\/tr>
3rd<\/sup> Generation<\/td>1966 – 1975<\/td>Integrated Circuit (IC)<\/td><\/tr>
4th<\/sup> Generation<\/td>1975 owners<\/td>Large & Very Large-Scale Integrated Circuit or Micro Chip (LSI & VLSI)<\/td><\/tr>
5th<\/sup> Generation<\/td>Under Development<\/td>Very-Very Large Scale Integrated (VVLSI) genetic neural and a formic chip.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

First Generation Computers: (1949 – 1955)<\/strong><\/h3>\n\n\n\n

Characteristics<\/strong><\/p>\n\n\n\n

(i) Vacuum Tubes \/ Thermionic Value Technology for internal operations.<\/p>\n\n\n\n

(ii)  Magnetic Drums for secondary memory.<\/p>\n\n\n\n

(iii) Limited primary memory.<\/p>\n\n\n\n

(iv) Verry large space required.<\/p>\n\n\n\n

(v) Heat and maintenance problems.<\/p>\n\n\n\n

(vi) Punch card Input and Output.<\/p>\n\n\n\n

(vii) Slow Input, Processing and output.<\/p>\n\n\n\n

(viii) Low level symbolic language for programming.<\/p>\n\n\n\n

* Some of the first-generation computers were<\/strong><\/p>\n\n\n\n

(a) ENIAC :-<\/strong> Electronic Numerical Integrator and Computer.<\/p>\n\n\n\n

(b) EDVAC :-<\/strong> Electronic Discrete Variable Automatic Computer<\/p>\n\n\n\n

(c) EDSAC :-<\/strong> Electronic Delay storage Automatic computer.<\/p>\n\n\n\n

Second Generation Computers: – (1956 – 1965)<\/strong><\/h3>\n\n\n\n

Characteristics<\/strong><\/p>\n\n\n\n

(i) Transistor Technology for internal operation.<\/p>\n\n\n\n

(ii) Magnetic Core Technology for primary memory.<\/p>\n\n\n\n

(iii) Increased primary memory capacity.<\/p>\n\n\n\n

(iv) Magnetic Tapes and Disk for Secondary Storage.<\/p>\n\n\n\n

(v)  Reduction in size and heat generation.<\/p>\n\n\n\n

(vi) Increase in processing speed and reliability.<\/p>\n\n\n\n

(vii) Increased use of High-Level Language.<\/p>\n\n\n\n

*Some of the second-generation computers were<\/strong><\/p>\n\n\n\n

Model<\/strong><\/td>Size<\/strong><\/td>Application<\/strong><\/td><\/tr>
1 BM 1620<\/td>Small<\/td>Scientific<\/td><\/tr>
1 BM 1401<\/td>Small to Medium<\/td>Business<\/td><\/tr>
1 CL 1901<\/td>Medium<\/td>Business<\/td><\/tr>
1 EM 7094<\/td>Large<\/td>Scientific & Business<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

 Third Generation Computers:- (1966-1975)<\/strong><\/h3>\n\n\n\n

Characteristics<\/strong><\/p>\n\n\n\n

(i) Integrated circuits (IC Technology) on Silicon Chips for Internal Operations.<\/p>\n\n\n\n

(ii) Increased primary memory capacity.<\/p>\n\n\n\n

(iii) Need for complex control Software.<\/p>\n\n\n\n

(iv) Reduction in size and cost.<\/p>\n\n\n\n

(v) Increase in speed and reliability.<\/p>\n\n\n\n

(vi) Used Printed Circuit Board (P.C.B’s)<\/p>\n\n\n\n

*Some of the computers which belonged to this generations were –<\/strong><\/p>\n\n\n\n

IBM 360 Series<\/p>\n\n\n\n

ICL  2900 Series<\/p>\n\n\n\n

Honeywell 361<\/p>\n\n\n\n

Fourth Generations Computers :-<\/strong><\/h3>\n\n\n\n

Characteristics<\/strong><\/p>\n\n\n\n

(\u2170) Large Scale and Very Large-Scale Integration (LSI\/VLSI Technology) for chip’s internal operations.<\/p>\n\n\n\n

(ii) Development of the microprocessor.<\/p>\n\n\n\n

(iii) Introduction of Micro-computer and Super computer.<\/p>\n\n\n\n

(iv) Greater versatility in software.<\/p>\n\n\n\n

(v) Increase in speed, Power and storage capacity.<\/p>\n\n\n\n

(vi) Parallel processing capability.<\/p>\n\n\n\n

(vii) Limited Artificial Intelligence capability.<\/p>\n\n\n\n

(viii) Robotics<\/p>\n\n\n\n

(ix) Most of the present-day computers belong to this generation.<\/p>\n\n\n\n

Fifth Generations Computers :-<\/strong><\/h3>\n\n\n\n

Characteristics<\/strong><\/p>\n\n\n\n

(i) These computers are still under development.<\/p>\n\n\n\n

(ii) Technology used would be Very-Very Large.<\/p>\n\n\n\n

(iii) Scale Integration based micro processing parallel processing architecture.<\/p>\n\n\n\n

(iv) Would be using highly sophisticated operating system.<\/p>\n\n\n\n

(v) Would work at a very high speed 1000 times faster than today’s super computers<\/p>\n\n\n\n

(vi) Would provide natural language Interface.<\/p>\n\n\n\n

(vii) Would exhibit artificial Intelligence and Inference processing capabilities.<\/p>\n\n\n\n

*Some of the newer technologies is besides VLSI likely to be utilized in development of fifth generation computer are as follows: –<\/strong><\/p>\n\n\n\n

(a) Molecular computer using a molecule as basic switch (ON-OFF) device.<\/p>\n\n\n\n

(b) Genetic computer using neurons as switching as well as communicate on agent.<\/p>\n","protected":false},"excerpt":{"rendered":"

Computer Generations: Computer have developed in five distinct phases known as generation of computer. Each generation is categorised by the type of electronic technology employed. Generation Year Description 1st Generation…<\/p>\n","protected":false},"author":2,"featured_media":898,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[25],"tags":[],"class_list":["post-896","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-computer"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/csaccept.com\/wp-content\/uploads\/2024\/08\/comp.jpg?fit=1280%2C720&ssl=1","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/posts\/896","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/comments?post=896"}],"version-history":[{"count":3,"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/posts\/896\/revisions"}],"predecessor-version":[{"id":912,"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/posts\/896\/revisions\/912"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/media\/898"}],"wp:attachment":[{"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/media?parent=896"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/categories?post=896"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/csaccept.com\/wp-json\/wp\/v2\/tags?post=896"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}