Computer Application



Computer Application

Time -3 hrs. Class-XI M.M. - 100

Unit-puter fundamentals. 15 Marks

1.1 Introduction to Computer hardware

History of computers: and its generation in terms of technology, year of introduction with specific examples of computers.

Types of Computers : analog, digital and hybrid computers

Classification of digital computers . Super, Mainframe, Mini, Micro and Personal.

Characteristics of computer : computer capabilities and limitations

1.2 Structure of computer system

Block Diagram of Computer : basic anatomy of digital computer and working principle of every unit,

Awareness of data representation : number systems ( decimal, binary. octal, hexa) and code (BCD ASCII and EBCIDC)'

Flow of information : bit, byte, nibble and word.

Type of memories : RAM ROM, FROM, EFROM EFROM

Memory size : kilobyte, megabyte, gigabye, picabyte.

1.3 Input and output devices

Input devices : keyboard and mouse.

Output devices : (1) monitor (mono, soft white, CGA,EGA,VGA, SVGA), (2) printers : Impact (Daisy wheel, DMP, line printer), non impact

(laser, bubble jet, ink jet)

Opical disk CD-ROM

Optical and ink character reader : Optical mark recognition (OMR, optical character reader (OCR), magnetic ink character recognition (MICR)

Comparision Comparative study on configuration of PC, upto pentium

P II processors with emphasis on their microprocessor number, speed,

word size and peripheral attached.

1.4 Computer software-Windows' 95 7 Marks

Fundamentals : Defining a program, distinguish between hard- ware and Soft-ware, types of soft-ware: System software, Application Soft-ware.

Operating system basics : types of operating system : (batch O S,Multiprogramming OS : (multitasking/multiprocessing O. S, multi-user O.S, Time sharing, real-time system), network O.S, distributed O.S)

Awareness of generation of languages : first, second, third and fourth generation

Translator : function of assembler, Computer and inperpreter.

Introducing DOS : Internal commands, External commands, Inernal commands DIR, DIR/P, DIR/W, DIR/OS, DIR/ON, Copy, RENAME, DELETE, TYPE, CD, MD, RD

External Dos commamds : TREE. Mode, More, Diskcopy, Format, Assign Bakup, Restore, Append, Check, Desk Find.

Introducing Windows'95 : Major benefits of Windows'95, use of mouse and keyboard, starting Windows 95. the start button shutting down Windows'95

Basics controls in Windows'95 menus, dialog boxes, structure of Window, Movigna Window, maximising, minimising and restoring Window, switching between Windows, resizing Window, arranging Windows, arranging ICONS scrolling closing Window.

Managing files and folders in Windows'95 : Handling with a new file or folder : creating, renaming, copying, moving and deleting file or folder. selecting multiple files or folder copy or moving multiple file or folder to the larger tolder.

Accessories of Windows' 95 : calculator, calender, paint, notepad, word pad.

Help system in Windows' 95 : A complete on line help.

Unit 2 Appolication software :

2.1 Word processing software MS Word 97

Fundamental : Distinguish between word processing and word processor,

advantages of word processing, features of MS-Word 97

Bar and help system : Understanding menu bar, tool bars, buttons, ruler and keyboard shertcuts. scroll bar. status bar and help system.

Working with document : create, save and retrieve a document.

Modify a document : delete text, insert text, selecting text, cut copy paste text. find, replace text, bold, underscore italic, changing fonts and size of text.

Checking a document : Spell, thesqurus and grammar, adding bulletines, paragraph number.

Format as a document : margin, tabs, line spacing. paragraph spacing peper size and layout, alignment, adding page number. header and footer in a document, preview adjust margin, setting printout orientation and print a document

Table : creating a table in a document

Ediling a table : merg cells, Split cell, insert rows and column, delete row and column of a table.

Image insertion : Insert a graphic in the document, using the drawing toolbar.

Mail merge : Creating main document specifying data source, adding smerge field to main document, and selecting merge options, merging document.

2.2 Electronic Spread sheet MS Excel 97 2 Marks

Fundamentals : Spread sheet, Worksheet, Workbook and cell, size of worksheet and column, types of data in excel, enter and edit data into worksheet. 2 Marks

Working with spreadsheet : saving and retrieving of worksheet navigating within worksheet. performing copy. cut, paste and move operation in a workheet. Inserting cell, row and column in a worksheet. using find and re;lace option, editing worksheet structure. opering existing worksheet.

Funcions : Using basic mathematical, statistical and financial functions, Sorting data, conditional IF statement, creating absolute cell. 3 Marks

Formatting : Change the format for different data type: Number, Data. currency, custom, setting format, pattern, colour size alignment and border of text, hide, unhide, protect, unprotect of a worksheet, freeze row/clolumn, split/merge of screen, Seting up page for printing, print preview. for selected area for worksheet. 3 Marks

Printing : printing a worksheet, assign name to a range of worksheet, using range name with various funcions, including protection.

Image insertion : Addding pictures and graphical object in worksheet

Spell check : Using spelling checker.

Charts : Chart-terms and basics types of charts, creating chart, editing chart : attribute, background colour, font, axis title, saving chart, preview of chart and printing charts. 5 Marks

PRACTICAL IN COMPUTER APPLICATION

Class XI Time-3 Hrs M. M. 25

1. Practicals based on Dos 2 Marks

2. Practicals based on Window-95 3 Marks

3. Practicals based on W-95 Applications

a- Based on M. S. Word 97 5 Marks

b- Based on M. S. Excel 97 5 Marks

4. Internet assessment (Examination of Pract, Project File)....... 5 Marks

5. Viva on OS & Software Application ............ 5 Marks

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Total 25 Marks

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