Student

EL313:
Introduction to Programming
Lecture 1
An Introduction to C
Les Walczowski

Course Overview
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Lectures
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Workshops
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Wk 2 - 8: Weekly 2 hour lab exercises assessed at end of session

Module Assessment
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Wk1-3: Introduction to Programming in C (Les Walczowski)
Wk 4,5 & 7: Core C (Winston Waller)
Wk 6 and 12: Project Weeks
Wk 8-10: Software Engineering with C (Richard Guest)

Test (44%) in week 6
Mini-project (44%) two parts submitted in weeks 11 and 12

Module 100% assessed by coursework

School of Engineering and Digital Arts

Lecture1, slide 2

Hardware and Software
 Hardware
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the physical, tangible parts of a computer keyboard, monitor, wires, chips, data

 Software
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A

programs and data a program is a series of instructions

computer requires both hardware and software

 Each is

essentially useless without the other

School of Engineering and Digital Arts

Lecture1, slide 3

CPU and Main Memory
Memory
Primary storage area for programs and data that are in active use

Memory

CPU

Synonymous with
RAM
Central Processing Unit
Chip that executes program commands e.g. Intel Core i7

School of Engineering and Digital Arts

Lecture1, slide 4

Secondary Memory Devices
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Secondary memory devices provide long-term storage

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Information is moved between main memory and secondary memory as needed

Memory

CPU

School of Engineering and Digital Arts

Input/Output hard disk
USB disk
Writable CDs

Lecture1, slide 5

Input / Output Devices
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For a complete computer system, we add the input/output devices which allow user interaction
Input devices keyboard mouse

Memory

CPU

Output devices
Monitor screen printer Input/Output hard disk
Usb disc

School of Engineering and Digital Arts

Lecture1, slide 6

Digital Information
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Computers store all information digitally:
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