TYPES OF COMPUTER - ANALOG, DIGITAL AND HYBRID - MEANING AND EXAMPLES (JS1 NOTES)

-

 TYPES OF COMPUTER 

ANALOG, DIGITAL AND HYBRID - MEANING AND EXAMPLES

Types of computers are:

(i)                Analog Computer (ii) Digital computer (iii) Hybrid computer

(i)                Analog Computer: This computer uses continuous physical phenomena such as electrical, mechanical or hydraulic quantities to solve problems. Examples are thermometer, speedometer, old radios e.t.c

(ii)              Digital computer: This computer performs calculations and logical operations with quantities represented as digits, usually in the binary system (0’s and 1’s). Examples are PC (personal computer), calculators, digital clock, digital cameras e.t.c

(iii)            Hybrid computer: This is a computer that is capable of inputting and outputting in both analog and digital, i.e They exhibit features of analog and digital computer. Hybrid computer can resolve more complicated problems.  E.g petrol pump, weather system computation, gas pump station.


CLASS ACTIVITY

1. Differentiate between analog and hybrid computers

Comments

Post a Comment

Popular posts from this blog

COMPUTER STUDIES JS2 _ SECOND TERM - MID TERM PROJECT

-
Image
  MID TERM PROJECT MARKS OBTAINABLE: 50 MARKS Use Basic 256 app to write/run BASIC programming language to : 1. Find the area of a triangle 2. Find the perimeter of a rhombus 3. Area of a trapezium 4. Volume of a cuboid Steps: (a) Download and Install BASIC 256 on your laptop. (b) Run your project and screenshot your result (c) Submit your project to : sunlitedigitalhub@gmail.com
Read more

COMPUTER STUDIES _ MID TERM PROJECT –JS3 (SECOND TERM)

-
Image
  MID TERM PROJECT –JS3    (40MARKS) 1. Create a spreadsheet document (i.e using Microsoft Excel) for company payroll as shown below: (a)   Find the   basic pay for each staff by using the formula: BASIC PAY = HOURS WORKED * PAY PER HOUR (b) Add five (5) names of your choice, hours worked, and pay per hour to make the records 10. (c) Find the total BASIC PAY on row 11   S/N NAMES OF STAFF HOURS WORKED PAY PER HOUR (N) BASIC PAY (N) 1 IJILUSI OPEYEMI 2 400   2 OMONIYI SOLA 3 200   3 AGATI FATGAN 4 100   4 UMAR ABDULAHI 3 100   5 IBEKWE EBUKA 2 200   6       ...
Read more

JS3 CLASS - ONLINE CLASS TASK_COMPUTER VIRUS (COMPUTER STUDIES)

-
Image
  ASSESSMENT TASK PART A 1. What is a computer virus? a) A program designed to protect your computer b) A program designed to improve computer performance c) A program designed to harm or disrupt computer operation d) A program designed to enhance internet speed 2. Which of the following is NOT a common way computer viruses spread? a) Email attachments b) Social media posts c) USB flash drives d) Voice commands 3. What is the primary purpose of a computer virus? a) To make your computer run faster b) To steal personal information c) To damage or corrupt data d) To improve internet security 4. Which of the following is an example of a preventive measure against computer viruses? a) Regularly updating antivirus software b) Sharing passwords with friends c) Downloading files from unknown sources d) Ignoring software updates 5. What is the term for a program that appears legitimate but performs malicious activities? a) Trojan horse b) Spyware c) Firewall d) Antivirus 6. Which of the fo...
Read more