Further Computer Appreciation (eBook)

T. F. Fry (Autor)

eBook Download: PDF

2014 | 1. Auflage
208 Seiten
Elsevier Science (Verlag)
978-1-4831-0424-9 (ISBN)

Infos

Further Computer Appreciation is a comprehensive cover of the principles and aspects in computer appreciation. The book starts by describing the development of computers from the first to the third computer generations, to the development of processors and storage systems, up to the present position of computers and future trends. The text tackles the basic elements, concepts and functions of digital computers, computer arithmetic, input media and devices, and computer output. The basic central processor functions, data storage and the organization of data by classification of computer files, identifying records and coding are also considered. The book discusses as well the systems and management considerations, programming and software, and hardware systems. The text is useful for computer science, computer engineering and computer programming students.

Inhalt

Front Cover 
1 
Further Computer Appreciation 
4 
Copyright Page 
5 
Table of Contents 
7 
Preface 6
Chapter 1. The Development of Computers 
8 
THE FIRST COMPUTERS 8
SECOND GENERATION COMPUTERS 10
THIRD GENERATION COMPUTERS 11
THE DEVELOPMENT OF PROCESSORS AND STORAGE SYSTEMS 12
THE PRESENT POSITION 13
FUTURE TRENDS 14
EXERCISES 15
Chapter 2. Basic Elements and Functions 
16 
CATEGORIES OF DATA PROCESSING MACHINES 16
TYPES OF COMPUTER 16
THE CENTRAL PROCESSOR 19
MULTI-PROGRAMMING 21
PROCESSING COMMERCIAL DATA 25
DATA TRANSMISSION 26
EXERCISES 28
Chapter 3. Computer Arithmetic 
29 
NUMBER SYSTEMS 29
EXERCISES 37
Chapter 4. Input Media and Devices 
38 
DOCUMENT READING 39
KEYBOARD DEVICES 47
FUTURE TRENDS IN INPUT 49
EXERCISES 50
Chapter 5. Computer Output 51
OUTPUT METHODS 51
TYPE OF OUTPUT 59
OUTPUT CONTROL 61
EXERCISES 62
Chapter 6. Central Processors 
63 
BASIC CENTRAL PROCESSOR FUNCTIONS 65
EXERCISES 78
Chapter 7. Computer Storage 
79 
MAGNETIC TAPE 80
MAGNETIC DISCS 85
READ/WRITE OPERATIONS 92
OPERATION SPEEDS AND CAPACITY 94
SYSTEMS CONSIDERATIONS 95
MAGNETIC DRUMS 96
MAGNETIC CARDS 97
MAGNETIC STRIPS 98
MAGNETIC STRIPES 99
EXERCISES 99
Chapter 8. Organisation of Data 101
COMPUTER FILES 102
CLASSIFICATION OF COMPUTER FILES 104
IDENTIFYING RECORDS 105
CODING DESIGN 106
TYPES OF CODE 106
RECORD KEY 109
DESCRIPTORS 109
EXERCISES 111
Chapter 9. Programming and Software 
112 
PROGRAMMING SOFTWARE 113
APPLICATION PACKAGE PROGRAMS 118
OPERATING SYSTEMS 119
LOW OR HIGH LEVEL LANGUAGES? 122
ELEMENTS OF PROGRAM STRUCTURE 124
EXERCISES 126
Chapter 10. Systems Considerations 
127 
SYSTEMS ENVIRONMENT 127
SYSTEMS STRUCTURE 131
SYSTEMS RESOURCES 134
SYSTEMS DEFINITION 135
SYSTEMS MAINTENANCE 138
SYSTEMS PHILOSOPHY 139
EXERCISES 140
Chapter 11. File Organisation 
141 
MAGNETIC TAPE 142
MAGNETIC DISCS 144
ALLOCATION OF FILE STORAGE AREAS 147
SERIAL FILE ORGANISATION 147
EXERCISES 160
Chapter 12. Hardware Systems 
161 
BATCH PROCESSING 161
MULTI-PROGRAMMING 163
TIME SHARING 164
REAL-TIME SYSTEMS 166
ON-LINE TERMINALS 167
SMALL COMPUTERS 169
COST BENEFIT 171
ELEMENTS OF A VISIBLE RECORD COMPUTER 172
EXERCISES 176
Chapter 13. Applications 
177 
SALES LEDGER AND STOCK INVENTORY 177
SEQUENTIAL FILE ORGANISATION 180
INDEXED SEQUENTIAL PROCESSING 185
VISIBLE RECORD COMPUTER APPLICATION 188
EXERCISES 192
Chapter 14. Management Considerations 
194 
ECONOMIC VIABILITY OF COMPUTERS 194
AUDIT REQUIREMENTS 197
MANAGEMENT INFORMATION SYSTEMS 200
MANAGING SECURITY 204
EXERCISES 205
Index 206

Produkt-Details

• Erscheint lt. Verlag: 19.5.2014
• Sprache: englisch
• Themenwelt: Mathematik / Informatik ► Informatik ► Grafik / Design
• Themenwelt: Mathematik / Informatik ► Informatik ► Theorie / Studium
• ISBN-10: 1-4831-0424-9 / 1483104249
• ISBN-13: 978-1-4831-0424-9 / 9781483104249