This document provides an introduction to programming concepts from Vikram Neerugatti of the Department of Computer Science and Engineering at Sri Venkateswara University. It discusses what programming is, the components of a machine including hardware, software, operating systems, and memory. It also covers algorithms, flow charts, programs, source code, expressions, operators, and operands. The goal is to share foundational information about programming languages and problem solving through communication between people and machines.

1. Introduction to Programming
Vikram Neerugatti
Department of Computer Science and Engineering
Sri Venkateswara University, Tirupati.
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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2. What is programming?
• Person to person communication
• Language-English
• To share information
• Person to machine communication
• To solve human problems
• Language-programming
• C, c++, java
• High, middle, low level languages
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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3. Components of a Machine
• Computer systems
• Hardware
• Software-system-application
• Operating system
• Input-process-output
• Memory
• Low to high, vice versa-compilers
• Interpreters
• Applications/apps
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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4. Algorithm
• Problem-solution
• How we will prepare a Tea?
• Tele phone conversation-friends
• How to come to online class
• Step by step procedure
• Any language-user understanding
• Pseudo code
• design
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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5. Flow chart
• Representation of algorithm
• Pictorial representation of algorithm
• Start/stop
• Input/output
• Process
• Branching
• Looping
• connector
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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6. Program
• Source code
• Any language
• Syntax and semantics
• C-compiler-structured
• Data-need to understand to machine
• datatypes- variables-identifiers-keyword
• File extensions-.c-.obj-.exe
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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7. Expressions
• Operators and operands
• Operators
• Arithmetic
• Logical
• Comparative
• Assignment
• Precedence
• associativity
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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8. Any questions
15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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9. 15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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10. 15-05-2020
Vikram Neerugatti, Research Scholar, Department of CSE, SVU,
Tirupati.
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