True, but the only way to get these constant place holders is of you program them in, in other words you have to tell the computer that you want them.
Answer:
hope this helped
Explanation:
Computer technology has helped the world to grow and evolve quickly. By performing tasks quickly, computers make daily activities more convenient. They give people access to a wide array of information and can reach even the most remote locations on the planet.
The "Selected Index Changed" event of a ComboBox object is triggered when the user changes the selection.
Answer:
Tim Berners-Lee
Explanation:
In 1989, Tim Berners-Lee invented the World Wide Web, an Internet-based hypermedia initiative for global information sharing while at CERN, the European Particle Physics Laboratory. He wrote the first web client and server in 1990. His specifications of URIs, HTTP and HTML were refined as web technology spread.He is also known as TimBL, is an English engineer and computer scientist. He is a Professorial Fellow of Computer Science at the University of Oxford and a professor at the Massachusetts Institute of Technology.
Answer:
False
Explanation:
Whenever a class implements an interface, it has to define all the functions which are declared in the interface because in the interfaces, methods are only declared and not defined, so, if a method is left undefined, it leads to compilation error, that is why, all methods of an interface has to be defined by the class which is implemented that method.
