Donald Knuth Biography

Donald brought a transition in the field of computers. He was the first to create the WEB and CWEB computer programming systems. He is rightly known as the Father of Analysis of Algorithms. An American mathematician, Donald Ervin Knuth is a Computer Scientist and a Professor at Stanford University. He is known for his book …

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Alan Kay Biography

Alan brought a revolution in the field of computers. He was one of the first scientists to recognize that a computer has the capability to represent objects as pictures. He is well-known as the Father of Personal Computers. Alan Kay was a Computer Scientist from America. He was a Fellow of the National Academy of …

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John Backus Biography

John Backus was a mathematician known for his invention of FORTRAN & for BNF notation for describing syntax for the programming language. John developed Formula Translator or Fortran, which was the first high-level programming language. It was a widely used programming language that made computers accessible and practical machines for developers and scientists without any …

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Degree of Relationship in DBMS

The degree of relationship means the number of entities associated with a relationship in a relational model. Based on the number of entities associated we have the following degree of relationships. Unary Relationship In this only a single entity is associated in a relation. It is mostly used to represent the recursive relationship, which means …

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Fourth Generation Language (4GL) – Advantages & Disadvantages

This is a high-level programming language, which is used by database users to access the database. This is also called non-procedural language because just like other programming languages it does not follow any fixed procedure or sequence for execution. Instead, it allows users to just pass on the commands in simple English text that follow …

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Grace Hopper Biography

Grace Hopper, brought a revolution in the field of computers. She was the first to explore computer programming. She is rightly known as the Queen of Computer Code. Her motto in life was “Dare and Do”. Grace Brewster Murray Hopper was a Computer Scientist, mathematician, and Admiral in the U.S. Navy.  Birth and Education Born …

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Difference between Software Engineering and Computer Science

Although these fields initially appear comparable, their variability quickly becomes apparent when several studies are performed. The most important critical question is: which career is better in the long run? Both software engineers and computer scientists are concerned with computer programs and software improvement and various related fields. Investigators in a profession focused on software …

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