This is the first course in Computer Science for the BCA students; therefore, it deals with the basic concepts of computers. It discusses about the computer hardware, its components and basic computer architecture. The course also deals with the basic computer software including the operating system and its concepts. This course also highlights some of the open source software technologies. Finally the course highlights the applications of computers that include web applications, social networking and wiki.
A bit of history highlighting the concepts, Abacas, Difference Engine, Electro-magnetic Computers, Discrete components, IC circuits, Current hardware Platforms, Description of current applications of computer highlighting role of computers, Limitations of Computers
Unit 2 : Functioning of a ComputerComponents of a computer and their role, Number system, Codes ASCII Unicode Concept of Instruction – a simple example, Role of ALU and CU with the help of an example
Unit 3 : Memory SystemType of memories and their characteristics, What is the need of memory hierarchy? Memory Hierarchy with examples of each level , Current trends in memory
Unit 4 : I/O devices and their functionsI/O devices, Current trends in I/O
Unit 5 : My Personal ComputerExplain the configuration of PC and its components in respect of identification of various components so that a student can relate all the terms discussed in Unit 1 to 4 to this configuration.
Different type of software and its evolution, System and application software, Utility software, Perverse software, Open Source software
Unit 2 : Operating System ConceptsNeed and Functions, Type of OS starting from Batch, Multi-programming and real time Network and distributed OS, Web OS, Examples of OS and their features
Unit 3 : Concept of Programming LanguagesSome basic constructs, Editors, Compilers and interpreters, Assemblers
Unit 4 : Computer ApplicationsConcepts of Open Source Software, Philosophy – licensing, copyright Project Management Software, Timesheet system, Office Applications, Word Processing – Creating a Memo for a number of people, Spreadsheet – Creating a sheet of Income & deduction and calculation of IT Database – a small application with data records, a form, a query and a report Email – Sending mail to a number of people in a group.
Basic of Networking Concepts, Advantages of Networking, Basic model of Networks, Network Devices, TCP/IP, Web addresses, DNS, IP addresses,
Unit 2 : Web Applications IBrowsing, E-mail, Messenger/Chat
Unit 3 : Web Applications IIBlogging, E-Learning and wiki, Collaboration, Social Networking
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