CCA-101: Introduction to Information Technology

Max Marks         : 80                                                                                             Lectures to be delivered : 40

Min Pass Marks: 35%                                                                                           Time Allowed : 3 Hours

(A) Instructions for the Paper setter:

The question paper will consist of three sections: A, B and C. Sections A and B will have four questions each from the respective sections of the syllabus and carrying 16 marks for each question. Section C will consist of 5-10 short answer type questions, which will cover the entire syllabus uniformly and will carry 16 marks in all.

(B) Instructions for the Candidates:

Candidates are required to attempt one question each from the section A and B of the question paper and the entire section C.

SECTION A

Computer Fundamentals: Block diagram of a computer, characteristics of computers and generations of computers. Categories of Computers - Supercomputer, mainframe computer, network server, Workstation, Desktop computers, notebook computer, Tablet PC, handheld PC, smart phone.

Input Devices: Keyboard, Mouse, Joy tick, Track Ball, Touch Screen, Light Pen, Digitizer, Scanners, Speech Recognition Devices, Optical Recognition devices – OMR, OBR, OCR

Output Devices: Monitors, Impact Printers - Dot matrix, Character and Line printer, Non Impact Printers – DeskJet and Laser printers, Plotter.

Memories: Memory Hierarchy, Primary Memory – RAM, ROM, Cache memory. Secondary Storage Devices - Hard Disk, Compact Disk, DVD, Flash memory.

Software: Types of Software- System Software, Application Software, Firmware. Type of System Software: Operating Systems, Language Translators, Utility Programs, Communications Software. Commonly Used Application Software: Word Processor, Spreadsheet, Database, Education, Entertainment Software.

Computer Languages: Machine language, assembly language, high level language, 4GL.

SECTION B

Number System: Non-positional and positional number systems, Base conversion, Concept of Bit and Byte, binary, decimal, hexadecimal, and octal systems, conversion from one system to the other. Binary Arithmetic: Addition, subtraction and multiplication, 1’s complement, 2’s complement, subtraction using 1’s complement and 2’s complement.

Computer Codes: weighted and non-weighted code, BCD, EBCDIC, ASCII, Unicode.

Computer Network: Network types, network topologies.

Internet Related Concepts: Internet, World Wide Web, Hypertext, Uniform Resource Locator, Web Browsers, IP Address, Domain Name, Internet Services Providers, Internet Security, Web Search Engine, Net Surfing, web portal, Wiki, Blog.

Advanced Trends in IT : Mobile Internet, GPS, 3G, 4G, Wi-Fi, Bluetooth, Cloud Technology, Virtual LAN Technology, Firewall, E-Commerce, M-Commerce, Nanotechnology, Virtual Reality, BPO and KPO, Online shopping, Social Media - YouTube, FaceBook, Linkedin, Twitter, Google+.

Applications of IT: IT in Business and Industry, IT in Education & training, IT in Science and Technology, IT and Entertainment, Current Trends in IT Application - AI, Virtual Reports, voice recognition, Robots, Multimedia Technology.

Reference Books:

1.         Peter Nortorn, Introduction to Computers, Seventh  Edition

2.         V. Rajaraman, Fundamentals of Computers, PHI.

3.         Larry E. Long and Nancy Long, Computers: Information Technology in Perspective, PHI.

4.         N. Subramanian, Introduction to Computers, Tata McGraw-Hill.

5.         D.H. Sanders, Computers Today, McGraw- Hill.