UNIT-I INTRODUCTION INTRODUCTION TO COMPUTER The term “Computer” is derived from the Latin word “Computare” which means “to compute” or “to calculate”‚ so it is considered to be calculating device. In fact‚ the main objective of inventing the computer was to create a fast calculating machine. But now-a-days more than 75% of non-mathematical or non-numerical work is carried out by the computers. Today‚ computer technology has spread to every sphere of existence of modern man‚ from railway
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HISTORY OF COMPUTER Abacus - The First man-made computing device. - It can perform addition and subtraction - invented in China Pascal’s calculating machine/Pascaline - The first mechanical calculator - Invented by Blaise Pascal - Can perform addition & subtraction Leibnitz calculator - First general-purpose calculating machine - Extended version of Pascal Calculating machine - Can perform multiplication and Division - Invented by Gottfried Leibnitz Automatic
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Department of Business & Computing |Programme Title |BTEC HND/HNC in Computing & Systems Development | |Unit Title |Computer Systems |Unit Number |2 / PART 1 | |Candidate’s Name: |
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EINSTEIN COLLEGE OF ENGINEERING Computer Architecture and Organization Lecture Notes-EC53 SUJATHA.K & JASMINE MARY.S TEXTBOOKS: 1. John P. Hayes‚ ‘Computer architecture and Organisation’‚ Tata McGraw-Hill‚ Third edition‚ 1998. 2. V. Carl Hamacher‚ Zvonko G. Varanesic and Safat G. Zaky‚ “ Computer Organisation“‚ V edition‚ McGraw-Hill Inc‚ 1996. Einstein College of Engineering UNIT 1 INTRODUCTION FUNCTIONAL UNITS OF A COMPUTER SYSTEM Digital computer systems consist of three distinct
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Republic of the Philippines Sultan Kudarat State University Kalamansig Campus Kalamansig Sultan Kudarat COMPUTER HARDWARE A CT 321(Computer Interface) Midterm Project Submitted by: Aireen Rose R. Manguiran BSIT III Submitted to: Ms. Mailyne Bacongco‚ CoE TABLE OF CONTENTS I. Hardware ------------------------------------------------------------------------ 3 II. HDD (Hard Disk Drive)--------------------------------------------------------
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UNIT - I BASIC STRUCTURE OF COMPUTERS FUNCTIONAL UNITS A computer consists of five functionally independent main parts. They are‚ ➢ Input ➢ Memory ➢ Arithmetic and logic ➢ Output ➢ Control unit Basic functional units of a computer [pic] The operation of a computer can be summarized as follows The computer accepts programs and the data through an input and stores them in the memory.The stored data
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Fundamentals of Computer IIBM Institute of Business Management Semester-I Examination Paper MM.100 Fundamentals of Computer Section A: Objective Type (20 marks) ********************************************************** Multiple Choices: 1. b. 2 types 2. b. 1 or more input signals to produce output 3. d. Both (a) & (c) 4. b. Non-volatile 5. c. Direct-access storage device 6. c. Multiple object program files of any software 7. a. Are
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Dell Computers1 Introduction Dell Computers was founded by Michael Dell in 1984 and has its corporate headquarters in Round Rock‚ Texas. Michael Dell’s winning idea was to sell computer systems directly to customers‚ allowing him and his company to understand customer needs well and therefore to provide the customer with the most appropriate computing solutions. Dell still practices the direct business model‚ saving time and cost by bypassing retailers and passing on the cost savings to the
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Routers are Computers A router is a computer‚ just like any other computer including a PC. The very first router‚ used for the Advanced Research Projects Agency Network (ARPANET)‚ was the Interface Message Processor (IMP). The IMP was a Honeywell 316 minicomputer; this computer brought the ARPANET to life on August 30‚ 1969. Note: The ARPANET was developed by Advanced Research Projects Agency (ARPA) of the United States Department of Defense. The ARPANET was the world’s first operational packet
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