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Summary COMPUTER SCIENCE CHAPTER 1 NOTES

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Summary COMPUTER SCIENCE CHAPTER 1 NOTES

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Institution COMPUTER SCIENCE INTRODUCTION

Course COMPUTER SCIENCE INTRODUCTION

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COMPUTER SCIENCE CHAPTER 1 NOTES

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COMPUTER SCIENCE CHAPTER 1, 2, 3
EXAMS WITH CORRECT -ANSWER-S
/UPDATED 2026 /PASS GUIDE

1st generation - -ANS☑️☑️--Vacuum tubes

2nd generation - -ANS☑️☑️--Transistors

3rd generation - -ANS☑️☑️--Mini computers

4th generation - -ANS☑️☑️--Microcomputers

5th generation - -ANS☑️☑️--Artificial intelligence

Charles babbage - -ANS☑️☑️--Father of the computer

Herman hollerith - -ANS☑️☑️--Founded IBM

Computers in psych - -ANS☑️☑️--2 legged robot (Liza)

Computer four major functions - -ANS☑️☑️--1. Gathers data

2. Processes date into info

3. Outputs data

, 4. Stores data

Data vs information - -ANS☑️☑️--Data: representation of a fact, figure or idea

Info: organized, meaningful data

Bit - -ANS☑️☑️--Binary digit (0 or 1)

Byte - -ANS☑️☑️--Character (1 byte=8 bits ASCII)

Field - -ANS☑️☑️--Set of related bytes

Record - -ANS☑️☑️--Set of related fields

File - -ANS☑️☑️--Set of related records

Database - -ANS☑️☑️--Set of related files

Data warehouse - -ANS☑️☑️--Set of related databases

CRT (cathode ray tube) - -ANS☑️☑️--Uses much more space, uses more energy, offers
better viewing angles, legacy technology

LCD (liquid crystal display) - -ANS☑️☑️--Uses far less space, more energy efficient, less
viewable from an angle

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Uploaded on: August 21, 2026
Number of pages: 8
Written in: 2026/2027
Type: Summary

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