Unit 2 Foc

INTRODUCTION ,[object Object],[object Object],[object Object]

TYPES OF SOFTWARE APPLICATION SYSTEM SOFTWARE

SOFTWARE ,[object Object],[object Object],[object Object],[object Object]

OPERATING SYSTEM ,[object Object],[object Object],[object Object]

Functions Of OS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

TYPES OF OS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Single user/Single tasking OS ,[object Object],[object Object],[object Object],[object Object],[object Object]

Single user/Multitasking OS ,[object Object],[object Object],[object Object],[object Object],[object Object]

Multi user/Multitasking OS ,[object Object],[object Object],[object Object],[object Object],[object Object]

Time sharing OS ,[object Object],[object Object]

Virtual storage OS ,[object Object],[object Object]

Real-time operating system ,[object Object],[object Object],[object Object]

HARDWARE ,[object Object],[object Object]

SOFTWARE ,[object Object],[object Object],[object Object]

System S/W ,[object Object],[object Object]

TYPES OF SOFTWARE APPLICATION SYSTEM SOFTWARE Example: Operating system, Device drivers, Language Processor, System utilities etc,. Example: Ms-Office, Reservation system, Payroll processing system Hospital management system etc,. GENERAL CUSTOMISED

Device drivers ,[object Object],[object Object],COMPUTER D R I V E R S DEVICE 1 DEVICE 2 DEVICE n

Language Processor ,[object Object],[object Object],[object Object],[object Object]

Compiler ,[object Object],HIGH LEVEL LANGUAGE C O M P I L E R MACHINE LANGUAGE

Interpreter ,[object Object],[object Object],I N T E R P R E T R E HIGH LEVEL LANGUAGE MACHINE LANGUAGE

Assembler ,[object Object],A S S E M B L E R ASSEMBLY LANGUAGE MACHINE LANGUAGE

System Utilities ,[object Object],[object Object]

APPLICATION SOFTWARE ,[object Object],[object Object],[object Object]

APPLICATION SOFTWARE (Cont) ,[object Object],[object Object],[object Object],[object Object]

S/W Terminologies ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

S/W Terminologies (Cont) ,[object Object],[object Object],[object Object],[object Object]

SYSTEM DEVELOPMENT LIFE CYCLE ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

SDLC Requirement Analysis Impl & Maintenance Testing Coding Design

Requirement analysis ,[object Object]

Implementation & maintenance ,[object Object]

DECIMAL ↔ BINARY ,[object Object],[object Object],[object Object],[object Object],[object Object]

DECIMAL ↔ OCTAL ,[object Object],[object Object],[object Object],[object Object],[object Object]

DECIMAL ↔ HEXA ,[object Object],[object Object],[object Object],[object Object],[object Object]

DECIMAL ↔ OTHER ,[object Object],[object Object],[object Object],[object Object],[object Object]

BINARY ↔ OCTAL,HEXA ,[object Object],[object Object],[object Object],[object Object],[object Object]

OCTAL ↔ HEXA ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object]

EVOLUTION OF INTERNET ,[object Object],[object Object]

Internet Terminology ,[object Object],[object Object],[object Object]

Internet Terminology (Cont) ,[object Object],[object Object]

Internet Terminology (Cont) ,[object Object],[object Object],[object Object]

Getting connected to the Internet ,[object Object],[object Object],[object Object]

IP Address ,[object Object],[object Object],[object Object],[object Object]

DNS ,[object Object],[object Object]

URL ,[object Object],[object Object],[object Object]

Internet Application ,[object Object],[object Object],[object Object],[object Object]

Internet Application (Cont) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Internet Application (Cont) ,[object Object],[object Object],[object Object]

Internet Application (Cont) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

SYSTEM DEVELOPMENT LIFE CYCLE Requirements – defines needed information, function, behavior, performance and interfaces. Design – data structures, software architecture, interface representations, algorithmic details. Implementation – source code, database, user documentation, testing.

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Unit 2 Foc