Premium Essay

Types of Computer in Our Society

In:

Submitted By jonna18
Words 670
Pages 3
1.4 Types of Computer in our Society 1. Analog Computers
Analog Computer is a computing device that works on continuous range of values. The results given by the analog computers will only be approximate since they deal with quantities that vary continuously. It generally deals with physical variables such as voltage, pressure, temperature, speed, etc.

2. Digital Computers
On the other hand a digital computer operates on digital data such as numbers. It uses binary number system in which there are only two digits 0 and 1. Each one is called a bit.
The digital computer is designed using digital circuits in which there are two levels for an input or output signal. These two levels are known as logic 0 and logic 1. Digital Computers can give more accurate and faster results.
Digital computer is well suited for solving complex problems in engineering and technology. Hence digital computers have an increasing use in the field of design, research and data processing.
Based on the purpose, Digital computers can be further classified as, * General Purpose Computers * Special Purpose Computers
Special purpose computer is one that is built for a specific application. General purpose computers are used for any type of applications. They can store different programs and do the jobs as per the instructions specified on those programs. Most of the computers that we see today, are general purpose computers.

3. Hybrid Computers
A hybrid computer combines the desirable features of analog and digital computers. It is mostly used for automatic operations of complicated physical processes and machines. Now-a-days analog-to-digital and digital-to-analog converters are used for transforming the data into suitable form for either type of computation.

4. Super Computers
When we talk about types of computers, the first type that comes to our mind would be

Similar Documents

Premium Essay

Importance of Technology in Society

...In our society, technology represents mankind’s progress and innovations in our current period of time. Technology has allowed man-kind to obtain and create new desires. In this society, technological advancement has allowed our society to use enhanced goods to make our everyday life easier. Technology has made our civilization better in many ways. Technology has increased productivity, help people economically, create new advance technology to fulfill people’s desires and wants, and the invention of the computer which has created numerous effects that almost everyone uses in our current society. One of the major technological invention that has changed the way people live their life is the computer. The computer has changed the way our society works today. Currently in our society, people use computers for virtually anything. The internet was created so that the invention of a computer can reach new peaks. People use computers for their own benefits and desires. Computers have provided many different types of efficient data storage systems and amazing processor that is very informative (Oak). Something that has really become popular because of computers is online shopping. A decade ago, buying any type of good online seemed imaginary, but now it has brought tons of income across the world (Nickson). Instead of going to a store and being limited to what they have on stock, people in our society can now go online to places like Amazon.com, or even a certain to store that...

Words: 1054 - Pages: 5

Free Essay

Cybercrime

...Since the early 1990s, the internet has grown technologically faster and with more capabilities than any other type of technology in the world, leaving the United State with a sense of fear with this type of network being a risk to our national security. While most of us find the internet to be a great tool of information, and unlimited capabilities, it can devastate us personally and financially. The internet can increase the risk of theft, fraud and even the possibility to suffer from a cyber-attack or even worse a cyber-terrorism, leaving our country at risk especially for those who work in the government defense agencies and private corporations. In 2003, the conflict with Iraq created a round of speculations that the United States was going to experience cyber-attacks in revenge (Clarke). But, since 1995 there haven’t been any reports of cyber-attacks that would produce panic or damage to U.S. infrastructure or that affects our military operations. By any means this is not a result of idleness by terrorist groups. Between 1996 and the end of 2001 there was 1,813 international terrorist attacks performed. To mention a few that involved citizen targets, there is the Khobar Tower Bombing in June 1996, the Embassy Bombing in East Africa in August 1998, and the USS Cole attack in October 2000. Between 1996 and 2003, to compare between terrorist attacks around 1,813, computer security incidents around 217,394 and cyber-attacks on infrastructure which they were 0, reporters have noted...

Words: 2224 - Pages: 9

Premium Essay

Intro to Soc

...the importance of sociology to society! The most significance of sociology is that it studied the society social institutions scientifically. Of late the importance of sociology as the science of human relationship is being realised. The scientific study of society and the scientific promotion of human welfare has been neglected for long periods. Now the truly scientific study of society has been well under way. Sociology Image Courtesy : sociology.arizona.edu/sites/sociology.arizona.edu/files/images/soc_club_3.jpg As a matter of fact the study of social phenomena and ways and means of promoting what Giddings calls human adequacy is one of the most logical and reasonable of all subjects that ought to be made scientific. This century must be one of developing human and social welfare if we are to make social progress. It is, therefore, rightly thought by many that sociology may be the best approach to all the social sciences and therefore a key study for the present situation. As Beach says, sociology has a strong appeal to all types of minds through its direct bearing upon many of the critical problems of the present world. Giddings has suggested that just as economics tells up how to get the things we want to have, sociology tells us how to become what we want to be. Thus, sociology becomes as the scientific study of society, the representative of a great advice. Society is the largest organisation of the individuals. Society has its own problems in every field...

Words: 1551 - Pages: 7

Premium Essay

File Management

...the gigantic filing cabinets. Society has come a long way in an effort to save paper, space, and time. With modern technology and computers in most homes and workplaces file management systems are standard among operating systems. This capability gives businesses and individuals the ability to be organized and successfully archive important documents, images, and videos essential to a company a family or an individual. In the next couple of paragraphs one will read about file management systems the functions of file management systems and how it has made our society more efficient. When talking about file management it used to mean huge filing cabinets loaded with folders marked and organize so that one can easily find documents stuffed in said folders. In today’s world when talking about file management one is referring to electronic file management systems. File management systems are one of the most important aspects of a computer. File management systems have enabled the common person to organize documents images or videos however they see fit. File management systems use hardware components of a computer to save and store data. The hardware components that may be used are hard disk, CD-ROM, external hard drives and so forth. No matter what operating system used whether it’s Linux, Windows, or Mac file management system performs certain duties. One of the duties of a file management system is creating and deleting files. With modern computers we have the ability to save...

Words: 870 - Pages: 4

Free Essay

Technology & Communication

...technology are used to help with communication such as mobile data terminals and iris scans in the criminal justice system. In this paper, this student will compare different types of specialized databases and will also discuss over positive and negative effects due to new technologies. Mobile data terminals are used in the criminal justice system as a form of specialized database to help with communication. “A mobile data terminal (MDT) is a computerized device used in public transit vehicles and emergency vehicles to communicate with a central dispatch office” (Versaterm, 2011). There are many large police agencies that require all law enforcement officers to have a wireless mobile terminal system installed in their vehicles. This database can help law enforcement officers with workload management in the communication center and they can also help better time management of officers and help greater efficiency. Mobile data terminals can also help with communication between officers and dispatch by letting the officers have access to dispatch receipts, status updates, access to other unit statuses and they can also view any traffic stop updates. Overall, mobile data terminals have helped increase communication between officers and dispatch in the criminal justice system (Versaterm, 2011). Another type of specialized database that is used in the criminal justice system is known as iris scans. “Iris scans is a method of biometric...

Words: 1044 - Pages: 5

Premium Essay

Women Empowerment

...Culture and Society Culture is the reflection of our lifestyle and society. It is culture which makes one society different from another. Society is the largest form of human group who shares a common culture. Members of the society learn the culture and transmit it from one generation to the next. So culture and society is linked with each other. Culture is basically the summation of social customs and traditions which are carried from one generation to other, knowledge, material objects, values, belief, language, behavior and many more. So culture is a vast topic. In our daily life the term culture is used to complement any fine art or refined intellectual taste or any socially praised behavior. But in sociological term culture includes all elements and ideas of a society. A group of people who cultivates soil by hand has just as much culture as the group of people who relies on computer operated machinery has. But their cultures are different from each other. A particular society has a particular culture. The major theoretical perspectives on culture and society: Sociologists view culture and society from different perspectives. They are given below - • If we analyze culture and society from the functionalist perspective “Culture reflects a society’s strong central values”. • If we analyze culture and society from the conflict perspective “Culture reflects a society’s dominant ideology”. • If we analyze culture and society from the interactionist perspective...

Words: 1179 - Pages: 5

Free Essay

The Effect of Computer in Children's Morality

...them, but for us, a beginner in the turf of philosophy, it is very difficult to us to do this work and just say 'job well done'. This article of essay project will measure are transcendental ability, to go beyond our limit. Moreover, I think this is lessons that I will learn from this work. We are learning our subject and in the same time, we are exceeding our potentials and widening our mind in the society or community we belong. While I am thinking on how to set up my theme into organized details, brain storming and concept mapping pop in the lead. In addition, I found out that my topic was full of vast ideas. Thinking that my topic was so easy, yes it is so easy but full of thoughts. For me enable to swim this wide ocean of ideas, I need to configure my thoughts and get the pearl of the orient of each subject matter that are included here. The title of my essay is technology and morality. It has a two parts; first, the part one, “the effect of computer in children s' morality; then the part two, “the social media modifying the moral standard of humanity. Nevertheless, this essay will focused only on the part one; respectively it is all about the impact of computer to the one of the parts of our society, the children. The children have a great role in our life. It is a stage of process where the stepping-stone for adolescent and adulthood...

Words: 2924 - Pages: 12

Premium Essay

Hacker

...Hacking Describe a negative aspect of ICT’s impact on the information society. Describe how ICT has brought this about and what society is has done in response to it. Abstract Hacking has been and still disease different societies suffer from. The essay aims to provide the reader with knowledge regarding the effects hacking caused to our society, and how the society responded and tried to solve or minimize those effects. Different issues regarding hacking are discussed, such as the motivations that were behind guiding hackers who were at first computer professional to perform unauthorized activities, at the same time a discussion about the types of attacks can be found. The society response to hacking attacks lacks till this moment the ability to stop or completely prevent attacks from happening because as long as security tools are developed, more sophisticated hacking attacks are invented. That’s why we should start to think about hacker’s psychology as the main way to prevent and stop attacks by understanding their needs or desires. Introduction The Oxford English Dictionary defines hacking as “cut or chop roughly; mangle: cut (one’s way)”… to its present definition as “gain unauthorized access (to data in a computer)”. Banks (1997:11) defines hacking as “something that boring mainframe computer operators did to improve performance and battle boredom.” Here banks focuses on boredom as the reason of hacking. A more technical definition of hacking according...

Words: 4368 - Pages: 18

Premium Essay

Term Paper

... Submitted by: ABSTRACT : Society is becoming more dependent upon data and networks to operate our businesses, government, national defense and other critical functions. Cybercrime, which is rapidly increasing in frequency and in severity, requires us to rethink how we should enforce our criminal laws. The current model of reactive, police-based enforcement, with its origins in real-world urbanization, does not and cannot protect society from criminals using computer technology. This paper gives detailed information regarding cybercrime, its types, modes of cyber crime and security measures including prevention to deal effectively with cybercrime. It demonstrates a need for a timely review of existing approaches to fighting this new phenomenon of cybercrime in the information age. Though it is not possible to remove Cyber Crime from the world but we can reduce it to a large extent by creating awareness in Society. We suggest a system of administrative regulation backed by criminal sanctions that will provide the incentives necessary to create a workable deterrent to cybercrime. Index: 1. Introduction 2. Types of Cyber Crimes 3. Cyber Criminals 4. Mode of Cyber Crimes 5. Security 6. Case Study 7. Conclusion 8. References Introduction: Cybercrime is an umbrella term that covers a wide array of attacks and scams.Cyber crime also known as Computer crime generally refers to criminal activity where a computer or network is the source, tool, target...

Words: 279 - Pages: 2

Free Essay

Hacking

...Hacking Computers seem very complicated and very hard to learn, but, if given time a computer can be very useful and very fun. Computers have taken over our lives. People could not function without them, our electricity is run by computers, the government could not function without computers, and there are many others. Hackers are people who illegally gain access to, and sometimes tamper with, information in a computer system. Due to recent media coverage and corporate interest, hacker’s activities are now looked down on by society as criminals. Despite the growing trend of hacking, very little research has been done on the hacking world and its culture. The image of a computer hacker has grown from a harmless nerd into a vicious techno-criminal. In reality most hackers are not out to destroy the world. The hackers in today’s society are not just board teenagers. Various types of people commit computer crimes; the most familiar is being hacker. A hacker is a person who enjoys exploring the details of a programmable system and how to stretch their capabilities. Hackers may affair any type of dodging to access this information depending on what they intend on doing in the form. Computer hackers in today's world are becoming more intelligent. They are realizing that people are constantly developing more hack-proof systems. This presents the hackers with a bigger challenge and a bigger thrill. The government is realizing this and is working on making harsher laws to, hopefully...

Words: 876 - Pages: 4

Free Essay

Chemistry

...White hat hackers are the ethical, legal hackers (2002). Companies pay them to find holes in software or networks and fix the problems. The difference between white hat hackers and black hat hackers is that white hats have permission to carry out their attacks on a company to fix the problems. (2) A majority of company owners say that white hat protection is the only true way to ensue security in their businesses. White hats use the same programs and knowledge as black hats do. They usually stay in the cyber underworld to keep updated on attacks and information. Black hat hackers are the most rare and elite of all the hacker groups. Most are connected with criminal activities, such as espionage. (2001) Not all hackers labeled black hat hackers are connected with criminal activities in real life. There are many "old school" hackers considered black hat. They are the ones that are usually from the 1960's and use the word hacker with honor and freedom. (Quinter 2) Most of these hackers do not have a negative intent they are usually programs from Stanford or MIT. They have good ethics and believe in open source and fixing flaws in programming. Most black hat hackers are criminals and are very powerful. (Glenn 8) Political and personal revenge is a major motivating factor in becoming a true black hat hacker, but the most elite hackers go for the money. Industrial espionage is one of the best paid jobs for a hacker. A typical espionage attacks takes about three weeks and they...

Words: 4683 - Pages: 19

Premium Essay

Computer Science

...“Categories of Computer Crime” Marcus S. Mathews Professor Fleming CIS 170 7/15/12 Introduction In this week’s assignment, the author will talk about the four categories of computer crimes. The author will give examples of each. The author will also point out which category of computer crime is currently the most prevalent and why he believes this to be so. And finally, the author will try to point out what he believes the criminal justice system can improve upon to better combat cyber crime. The first category of computer crime is the computer as a target. This type of cyber-crime requires a level of technical knowledge from its perpetrators. Cyber-crime is relatively new, however, has been in existence since the implementation of computers in mainstream society. This could be a general explanation as to why and how unprepared society and the world are towards fighting these types of crimes [ (Joseph, 2006) ]. There are numerous crimes of this nature being committed on a daily basis. Examples of cyber-crime where the computer itself is the target include things like data alteration, denial of network access, theft of information, denial of service, and vandalism. The next category that the author would like to point out is the computer as an instrument of a crime. What this means is that the computer is used to profit with some other criminal activity in mind. Some examples of this are general theft, theft of service, fraud, and threats and/or harassment [ (Taylor...

Words: 1361 - Pages: 6

Premium Essay

Global Social Issues

...are away, or have meetings remotely. There are many social challenges that are faced in the topic of social networks. One such instance is the same challenge that was faced in the world of online chat. Through only being able to view what the person is typing and not facial expressions or body language, it can cause some confusion and people take things out of context. This paper will outline many other challenges that are faced with adapting to other parts of technology. Global Social Issue In a world where technology is perpetually changing some people may find that adapting to new, faster, and improved accommodations have been beneficial. Globally technological changes in televisions, computers, cell phones, automobiles, office equipment, and virtually everything that is used in society has made much advancement in the past few decades. As the expansion of technological devices and networks continue to evolve into better...

Words: 2143 - Pages: 9

Free Essay

Computer Ethics

...02/25/2014 SP14 CIS-PHI 3270 ETRA SHVETS VARGAS BYRNE PAPER 1 [Document subtitle] Computer Ethics Every day that passes society is becoming more and more dependent on technology, to the point where a majority of people cannot live without gadgets, such a smart phones or tablets. Technology is constantly changing, especially in the past decade, has made the lives of many individuals much more convenient, however it can come with a consequence. The usage of technology has become a key essential in the business world. Computers and cellphones have many applications that are convenient for the users, such as storage for music, school assignments, pictures, games, and many more. Keeping all this information available instantly requires some sort of storage device of platform. Flash drives, hard drives, and cloud storage are some of the most well know storage alternatives that are used. Due to advances in technology the usage of hard drives and flash drives has diminished because of the growing development and improvement of the cloud storage system. The usage of storage systems has been rapidly growing and has been predicted to continue increase during the upcoming years. Although the innovation of new storage systems brings many conveniences to its users, it is exploring new fields of technology in which many unanswered ethical questions have surfaced in society. “One of the first milestones for cloud computing was the arrival of Salesforce.com in 1999, which pioneered...

Words: 1912 - Pages: 8

Premium Essay

Using Technology to Control Diabetes

...The XLR8, will allow Type I Diabetic patients the option of sending their blood sugar level results to their physician electronically instead of keeping a written log and waiting for a scheduled doctor appointment. XLR8: Using Technology to Control Diabetes and Accelerate Patient Treatment Green Innovative Technologies, Inc. (GIT) is constantly creating new technology to help improve the life of our customers. Our newest innovative product, the XLR8 will enhance diabetic testing monitors and allow Type I Diabetics the option of keeping a written log of their blood test results and take with them to each doctor visit or keeping an electronic log and email the test results to the physician, anytime from anywhere. In today’s society, everyone is in a hurry to do everything. Business professions are always busy and hardly ever slow down. Those professionals with diabetes have to take care of themselves, but they cannot spend the day sitting in the physician’s office. Teenagers in today’s technical evolution society use computers to do everything. From dating to actual course work in school, a majority of a teenager’s communication is done via computer or some type of electronic media. With our product testing can be sent to your physician anytime anywhere. It is our mission to provide excellent customer service and to promote profitable and sustainable business activities that meet the customers’ needs. We are striving to increase our market share and our role in relations to...

Words: 1165 - Pages: 5