module 4

1. MODULE 4
USE OF COMPUTER
SYSTEMS

2. Classification
 We will classify technological advancements
as:
 Day Before Yesterday
 Yesterday
 Today

3. Day Before Yesterday [1960’s]
 Computers used primarily by corporate and
governmental organizations for critical
applications, bulk data processing enterprise
resource planning and transaction processing.
 Popular Operating Systems for Mainframes
 GM Operating System, developed in 1955
 Bell Labs produced BESYS in mid-1960
 1964 IBM announced System/360
 Unix was popular Mainframe OS

4. Typical Setup

5. Yesterday [ 1990’s]
 Advent of Microprocessors
 Introduction of Personal Computers
 Advent of Super Computers.
 Wide Usage of Computing Power in Research
, Manufacturing , Process Control etc
 Popularity of Internet

6. Usage of Computers at Home,
School or Office
 Personal Computers were affordable and were
designed for Personal or Single User
computing needs.
 PC’s were used widely At home , At Schools
and SME’s adopted PC’s for their all official
documents , reporting and data processing
needs.
 Advancement in Networking made it possible
to utilize PC’s for collaboration and Client /
Server processing

7. Typical Setup

8. Today [ 2000‘s]
 Advancement in Wireless Technology
 E-Commerce
 Virtualization
 Moving to Cloud Computing
 Popularity of Smart Phones

9. Impact of computers
1A-9
 Like the Impact of automobile

10. Computers at home
 Communication
 Entertainment
 Games
 Finances
 Education
 Business
 Security

13. Computers at School
 Admissions Management
 Accounting & Payroll Management
 Classes & Events Scheduling
 Course Delivery - Wireless / CB / e-labs
 Parent – Teacher Interaction
 Live Updates Parents and Student on
 Biometric Attendance
 Online / Offline Exam Results
 Any Event Notification
 Assignments