What is HTML Editor?

What is HTML Editor?  Such programs, in which HTML code is mainly created and modified, are called HTML Editor.  For this work you can also use simple text editors like Notepad and word processors like Wordpad, MS Word etc.  There are some programs which are made only for editing HTML and preparing web pages, like … Read more

What is Optical Fiber?and What are the benefits and disadvantages of Optical fiber .

What is Optical Fiber?  Optical Fiber is a wire which is adept in sending data at the speed of light.  Optical fiber is a very strange type of fiber because of the fibers it contains.  They are found exactly in the size of our hair.  It is seen here in optical fiber that electricity is … Read more

What is captcha? and how to write a captcha code ?

What is captcha?  What is Captcha – The full name of CAPTCHA is “Completely Automated Public Turing test to tell Computers and Humans Apart”.  CAPTCHAs are a tool you can use to differentiate between real users and automated users, such as bots.  CAPTCHAs provide challenges that are difficult for computers but relatively easy for humans. … Read more

What is Notepad?

What is Notepad? Notepad is a basic text editor, which comes pre-installed with the Windows Operating System.  In this you can write text and can also do simple formatting like Bold, Italics, Underline.  Notepad is a lightweight program that uses very little resources.  It is used to make notes, write code, or open and edit … Read more

What is POS? and What does POS Machine do?

What is POS?   POS is a Computerized Electronic Device.  POS functions as a digital Point of Sale, commonly known as Point of Sale.  It acts as a bridge between a store managed by cashiers and its customers.  POS Machine handles transactions through Debit/Credit Card Reading, confirms purchases and provides receipts.  The process may vary depending … Read more

What is a Debit Card? and what is the difference between ATM and debit card .

What is a Debit Card?  Debit Card is a payment card that enables you to withdraw money from a bank account. It is commonly called ATM Card in everyday language. With a debit card, you can easily buy and pay online. Also, you also get the facility to withdraw cash from any ATM. It is … Read more

What is Credit Card? and how does it works ?

What is Credit Card ? Credit card is a type of financial device provided by banks, which provides customers the ability to borrow money within the pre-fixed credit limit.  It entitles users to make purchases, transactions and avail services up to the Approved Credit Limit.  Credit card limit is determined by factors like income and … Read more

What is ISP?  What is the job of ISP?

What is ISP? It is a technology that empowers internet users and consumers.  In simple words, the company providing internet facility is called ISP.  In other words, whenever you need Internet connectivity at home and you are getting this service from a particular company, then that company is your Internet Service Provider (ISP).  Even if … Read more

What is TCP? and how does it works .

What is TCP?  The full name of TCP is Transmission Control Protocol.  It is a protocol that guides the proper transfer of data and ensures effective network communication.  Additionally, it instructs computers to send data to each other.  Essentially, TCP facilitates data transactions between applications.  TCP, which stands for Transmission Control Protocol, is a major … Read more

What is Output Device ? types of Output Device .

What is Output Device  :  Output is made up of two words, ‘Out’ and ‘Put’.  Here ‘Out’ means outside and ‘Put’ means to keep.  According to this, Output would mean keeping something out.  Output Device is a device which, after processing, displays the result of the instructions given by the Input Device of the computer.  … Read more