ICT Computer Aptitude All Notes NTA UGC NET JRF

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ICT Computer Aptitude All Notes NTA UGC NET JRF

Computer is an electronic device which is capable of receiving information (data) in a particular form and of performing a sequence of operations in accordance with a predetermined but variable set of procedural instructions (program) to produce a result in the form of information or signals.


A Computer is a General purpose machine, commonly consisting of digital circuitry, that accepts (inputs), stores, manipulates, and generates (outputs) data as numbers, text, graphics, voice, video files, or electrical signals, in accordance with instructions called a program

Basics of Computer and Input Devices with Examples
CPU and Output Devices with Example
Printers and Storage Units
Cache, Registers, RAM ROM
Memory Units and Secondary Memory
  • Father of the computer – Charles Babbage
  • Father of the modern computer – Alan Turing
  • Basic Architecture of Computer: John Von Neumann (1947-49)  Von Neumann ArchitectureVon Neumann architecture was first published by John von Neumann in 1945. His computer architecture design consists of a Control Unit, Arithmetic and Logic Unit (ALU), Memory Unit, Registers and Inputs/Outputs. This design is still used in most computers produced today.
  • First Programmer: Lady Ada Lovelae (1880) Augusta Ada King-Noel, Countess of Lovelace was an English mathematician and writer, chiefly known for her work on Charles Babbage’s proposed mechanical general-purpose computer, the Analytical Engine.
  • First Electronic Computer: ENIAC (1946) – J.P. Eckert & J.W. Mauchly at the University of Pennsylvania.

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First computer for the home user introduced – IBM in 1981

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6 thoughts on “ICT Computer Aptitude All Notes NTA UGC NET JRF”

  1. Mam seriously mein me reasoning ki YouTube se ND book se concept clear krne ki kosish bahut ki par jitna clarity aapke samjhaane mein hai woh kahi ni….. I personally suggest that if learners want to clear nta net jrf plz prefer nav classes…. Iss accha mujhe ni lagta koi kara paayega …….free lessons se itne concepts clear ho sakte hai to plus mein Kya karvaate ho Aap mam…. Seriously heads of u Mam….
    Mam I completed teaching, research ,syllogism, assertion,…..

    And lastly request to u mam plz clear concepts of fallacies ND Indian logic…. Plz
    Thanks mam thanks a lot…..

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