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Yogita Ingle 4 years, 9 months ago
Utility software, often referred as utility is a system software that is designed to help analyze, configure, optimize or maintain a computer and enhance the computer’s performance. It is a program that performs a specific task, which is usually related to managing the system resources. Utilities are sometimes also installed as memory-resident programs.
Some of the examples of the utility programs (Utilities) include: Disk defragmenters, System Profilers, Network Managers, Application Launchers, Antivirus software, Backup software, Disk repair, Disk Cleaners, Registry Cleaners, Disk Space analyzer, file manager, File Compression, Data Security and many more.
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Meghna Thapar 4 years, 9 months ago
Computer ethics is a part of practical philosophy concerned with how computing professionals should make decisions regarding professional and social conduct. ... Any informal code of ethical conduct that exists in the work place. Exposure to formal codes of ethics. Ethics is a set of moral principles that govern the behavior of a group or individual. Therefore, computer ethics is set of moral principles that regulate the use of computers. Some common issues of computer ethics include intellectual property rights (such as copyrighted electronic content), privacy concerns, and how computers affect society.
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Yogita Ingle 4 years, 9 months ago
The <HTML> is a markup language which is used by the browser to manipulate text, images and other content to display it in required format.
Tags are one of the most important part in an HTML Document. HTML uses some predefined tags which tells the browser about content display property, that is how to display a particular given content. For Example, to create a paragraph, one must use the paragraph tags(<p> </p>) and to insert an image one must use the img tags(<img />).
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Keyboard is a set of keys that enables you to enter data into computer. It is the main input device of the computer. It has many keys which can be pressed to make characters like numbers, letters or symbols appear on the screen. However, to produce some symbols requires to produce some symbols requires pressing and holding several keys simultaneously and this process can produce some actions or execute computer commands as well.
Posted by Aadarsh Tiwari 4 years, 10 months ago
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Gaurav Seth 4 years, 10 months ago
formula in Excel may contain any or all of the following.
- Cell References: They are the addresses of the cells containing values to be used in calculations such as A1 (Single cell) or A1 : B2 (Range of cells).
- Operators: They specify the type of operation you want to perform such as +, – or *.
- Constants: They are the numbers or text values that can be entered directly in a formula such as 12 or “Joseph”.
Yogita Ingle 4 years, 10 months ago
formula in Excel may contain any or all of the following.
- Cell References: They are the addresses of the cells containing values to be used in calculations such as A1 (Single cell) or A1 : B2 (Range of cells).
- Operators: They specify the type of operation you want to perform such as +, – or *.
- Constants: They are the numbers or text values that can be entered directly in a formula such as 12 or “Joseph”.
Posted by Aadarsh Tiwari 4 years, 10 months ago
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Yogita Ingle 4 years, 10 months ago
Functions are predefined formulas that can be applied directly to perform calculations in Excel.
Clicking the arrow next to the AutoSum option lists some of the commonly used functions (Fig. 2.22). These include Average, Count Numbers, Max and Min functions.
Posted by Babu Sujit 4 years, 10 months ago
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Gaurav Seth 4 years, 10 months ago
Advantages :
1) we can get information on any subject
2) Search engines are powerful
3) Ability to do research from your home versus research libraries.
4) Information at various levels of study. Everything from scholarly articles to ones directed at children.
5) Message boards where people can discuss ideas on any topic. Ability to get wide range of opinions. People can find others that have a similar interest in whatever they are interested in.
6) The internet provides the ability of emails. Free mail service to anyone in the country.
7) Platform for products like SKYPE, which allow for holding a video conference with anyone in the world who also has access.
8) Friendships and love connections have been made over the internet by people involved in love/passion over similar interests.
9) Things such as Yahoo Answers and other sites where kids can have readily available help for homework.
10) News, of all kinds is available almost instantaneously. Commentary, on that news, from every conceivable viewpoint is also available.
Disadvantages :
1) There is a lot of wrong information on the internet. Anyone can post anything, and much of it is garbage.
2) There are predators that hang out on the internet waiting to get unsuspecting people in dangerous situations.
3) Some people are getting addicted to the internet and thus causing problems with their interactions of friends and loved ones.
4) Pornography that can get in the hands of young children too easily.
5) Easy to waste a lot of time on the internet. You can start surfing, and then realize far more time has passed than you realized. Internet and television together of added to the more sedentary lifestyles of people which further exacerbates the obesity problem.
6) Internet has a lot of "cheater" sites. People can buy essays and pass them off as their own far more easily than they used to be able to do.
7) There are a lot of unscrupulous businesses that have sprung up on the internet to take advantage of people.
8) Hackers can create viruses that can get into your personal computer and ruin valuable data.
9) Hackers can use the internet for identity theft.
10) It can be quite depressing to be on the internet and realize just how uneducated so many people have become in today's society.
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Meghna Thapar 4 years, 10 months ago
The principal system software is the operating system. It manages the hardware, data and program files, and other system resources and provides means for the user to control the computer, generally via a graphical user interface (GUI).
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Yogita Ingle 4 years, 10 months ago
Radio waves are the waves having the longest wavelength in the electromagnetic spectrum. These waves are a kind of electromagnetic radiation and have a frequency from high 300 GHz to low as 3 kHz though somewhere it is defined as above 3 GHz as microwaves.
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Windows Firewall, is a firewall component of Microsoft Windows. It was first included in Windows XP and Windows Server 2003. Prior to the release of Windows XP Service Pack 2 in 2004, it was known as Internet Connection Firewall. With the release of Windows 10 version 1709 in September 2017, it was renamed Windows Defender Firewall.
Posted by Babu Sujit 4 years, 10 months ago
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Aniket Rawat 4 years, 10 months ago
Gaurav Seth 4 years, 10 months ago
The Internet, often referred to as the 'Net', consists of a complex network of computers connected by high-speed communication technologies like satellites, microwave devices, etc. It allows easy and quick access to a huge amount of information/resources stored at many different locations around the world.
Posted by Shibils World 4 years, 10 months ago
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Gaurav Seth 4 years, 10 months ago
Number System is a way to represent the numbers in the computer architecture. There are four different types of the number system, such as: Binary number system (base 2) Octal number system (base 8) Decimal number system(base 10) Hexadecimal number system (base 16).
Posted by Shibils World 4 years, 10 months ago
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Gaurav Seth 4 years, 10 months ago
Browsers are software programs that allow you to search and view the many different kinds of information that’s available on the World Wide Web. The information could be web sites, video or audio information.
The following list explains the various parts that make up a web browser and an explanation of their purpose.
Status Bar:
You will find the status bar at the very bottom of your browser window. It basically tells you what you are doing at the moment. Mainly, it shows you load speed and the URL address of whatever your mouse is hovering over.
Address Bar:
You will find this bar at the top of your browser window and its purpose is to show you the whole URL or web site address.
Title Bar:
You will find this bar at the absolute top of your browser and in will be the colour blue for the major browsers. The purpose of the Title bar is to display the title of the web page that you are currently viewing.
Toolbar Icons:
You will find the Toolbar directly under the Title Bar. The Toolbar is where you will find the back button, home button and the refresh button etc.
Display Window:
The Display window is the space in which you view this website right now.
Scroll Bars:
The Scroll bars, usually located to the right of the Display Window, allows you to “scroll” (move down or up the web page) so you can view information that is below or above what is currently in the Display Window.
Posted by Shibils World 4 years, 10 months ago
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Gaurav Seth 4 years, 10 months ago
Cloud computing is an emerging trend in the field of information technology, where computer-based services are delivered over the Internet or the cloud, and it is accessible to the user from anywhere using any device. The services comprise software, hardware (servers), databases, storage, etc. These resources are provided by companies called cloud service providers and usually charge on a pay per use basis, like the way we pay for electricity usage. We already use cloud services while storing our pictures and files as backup on Internet, or host a website on the Internet. Through cloud computing, a user can run a bigger application or process a large amount of data without having the required storage or processing power on their personal computer as long as they are connected to the Internet. Besides other numerous features, cloud computing offers cost-effective, on-demand resources. A user can avail need-based resources from the cloud at a very reasonable cost.
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Chaitanya Borude 4 years, 9 months ago
4Thank You