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The following discussion assignments have been preloaded into the discussion-board tool in your learning management system. They can also be used as is, modified, or removed. You can preview them below:
Discussion | Module |
---|---|
Module 1: Introduction to Computers | |
Module 2: Internet Research | |
Module 2: Internet Research | |
Module 3: Microsoft Word Basic Skills | |
Module 4: Microsoft Word Intermediate Skills | |
Module 5: Microsoft Word Advanced Skills | |
Module 6: Microsoft Excel Basic Skills | |
Module 7: Microsoft Excel Intermediate Skills | |
Module 8: Microsoft Excel Advanced Skills | |
Module 9: Microsoft PowerPoint Basic Skills | |
Module 10: Microsoft PowerPoint Intermediate Skills | |
Module 11: Microsoft PowerPoint Advanced Skills | |
Module 12: Microsoft Access Basic Skills | |
Module 13: Microsoft Access Intermediate Skills | |
Module 14: Microsoft Access Advanced Skills | |
Module 15: Integration |
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Pre-Requisite: Basics of Computer
A computer is an electronic device that has storage, computations, input (data), output (data) and networking capabilities. With the growing AI , computers also have learning capabilities from the data provided. The input and output data can be in different forms like text, images, audio and video. A computer processes the input according to the set of instructions provided to it by the user and gives the desired output. Computers are of various types and they can be categorized in two ways on the basis of size and on the basis of data handling capabilities.
There are two bases on which we can define the types of computers. We will discuss the type of computers on the basis of size and data handling capabilities. We will discuss each type of computer in detail. Let’s see first what are the types of computers.
Personal computer (pc), server computer, analog computer, digital computer, hybrid computer.
Now, we are going to discuss each of them in detail.
When we talk about speed, then the first name that comes to mind when thinking of computers is supercomputers. They are the biggest and fastest computers (in terms of speed of processing data). Supercomputers are designed such that they can process a huge amount of data, like processing trillions of instructions or data just in a second. This is because of the thousands of interconnected processors in supercomputers. It is basically used in scientific and engineering applications such as weather forecasting, scientific simulations, and nuclear energy research. It was first developed by Roger Cray in 1976.
Super Computers
Mainframe computers are designed in such a way that they can support hundreds or thousands of users at the same time. It also supports multiple programs simultaneously. So, they can execute different processes simultaneously. All these features make the mainframe computer ideal for big organizations like banking, telecom sectors, etc., which process a high volume of data in general.
Minicomputer is a medium size multiprocessing computer. In this type of computer, there are two or more processors, and it supports 4 to 200 users at one time. Minicomputer is similar to Microcontroller. Minicomputers are used in places like institutes or departments for different work like billing, accounting, inventory management, etc. It is smaller than a mainframe computer but larger in comparison to the microcomputer.
A workstation computer is designed for technical or scientific applications. It consists of a fast microprocessor, with a large amount of RAM and a high-speed graphic adapter. It is a single-user computer. It is generally used to perform a specific task with great accuracy.
Personal Computers is also known as a microcomputer. It is basically a general-purpose computer designed for individual use. It consists of a microprocessor as a central processing unit(CPU), memory, input unit, and output unit. This kind of computer is suitable for personal work such as making an assignment, watching a movie, or at the office for office work, etc. For example, Laptops and desktop computers.
Personal Computer
Server Computers are computers that are combined data and programs. Electronic data and applications are stored and shared in the server computer. The working of a server computer is that it does not solve a bigger problem like a supercomputer but it solves many smaller similar ones. Examples of server computer are like Wikipedia, as when users put a request for any page, it finds what the user is looking for and sends it to the user.
Analog Computers are particularly designed to process analog data. Continuous data that changes continuously and cannot have discrete values are called analog data. So, an analog computer is used where we don’t need exact values or need approximate values such as speed, temperature, pressure, etc. It can directly accept the data from the measuring device without first converting it into numbers and codes. It measures the continuous changes in physical quantity. It gives output as a reading on a dial or scale. For example speedometer, mercury thermometer, etc.
Digital computers are designed in such a way that they can easily perform calculations and logical operations at high speed. It takes raw data as input and processes it with programs stored in its memory to produce the final output. It only understands the binary input 0 and 1, so the raw input data is converted to 0 and 1 by the computer and then it is processed by the computer to produce the result or final output. All modern computers, like laptops, desktops including smartphones are digital computers.
As the name suggests hybrid, which means made by combining two different things. Similarly, the hybrid computer is a combination of both analog and digital computers. Hybrid computers are fast like analog computers and have memory and accuracy like digital computers. So, it has the ability to process both continuous and discrete data. For working when it accepts analog signals as input then it converts them into digital form before processing the input data. So, it is widely used in specialized applications where both analog and digital data are required to be processed. A processor which is used in petrol pumps that converts the measurements of fuel flow into quantity and price is an example of a hybrid computer.
Tablet and Smartphones
Tablets and Smartphones are the types of computers that are pocket friendly and easy to carry is these are handy. This is one of the best use of modern technology. These devices have better hardware capabilities, extensive operating systems, and better multimedia functionality. smartphones and tablets contain a number of sensors and are also able to provide wireless communication protocols.
We generally classify computers on the basis of size, functionality, and data handling capabilities. For more, you can refer to Classification of Computers .
1. Which computer can deal with analog data?
(A) Analogue Computer
(B) Digital Computer
(C) both a and b
(D) None of the above
The correct option is A, i.e., Analogue computer Analogue computer is particularly designed to process analogue data. A continuous data that changes continuously and cannot have discrete values is called Analogue data.
2. __________ is also known as a Microcomputer.
(A) Supercomputer
(B) Minicomputer
(C) Workstation
(D) Personal computer
The correct option is D, i.e., Personal computer.
3. Which type of computer has two or more processors and supports 4 to 200 users at one time?
(A) Minicomputer
(B) Personal computer
(C) Analogue computer
(D) All of the above
The correct option is A, i.e., Minicomputer Minicomputer is a medium sized multiprocessing computer. In this type of computer, there are two or more processors and it supports 4 to 200 users at one time.
4. All modern computers, like laptops, desktops including smartphones, are ______________computers.
(A) Hybrid
(B) Analogue
(C) Digital
(D) Supercomputer
The correct option is C, i.e., digital.
COMMENTS
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