Answer:
Singleton pattern is the pattern for design that is build using the global variables which creates a lot of drawback in the designing. Singleton pattern are considered with the global variable and thus cannot be bound into single unit which complexes the components in design.
They have a loose coupled variables in design and also does not show the property of the multi-threading .These feature are responsible for the decrement in the performance and thus are not highly preferred choice for the pattern.So, it is known as the "anti- pattern".
Answer: An output device
Explanation:
Headphones are the hardware output device and it use in the purpose of listening audio and music and watching movies without any interruption and distributing others.
It can used in the computer system by plugging it in or connecting it with the speakers.
We can connect headphones to the computer system which basically result in output as sound in the headphones and then it is not needed to use USB headphones.
Answer:
Following is the order of steps needed to move a slide to different location:
First: Select the slide
Second: Hold the slide button down
Third: Drag the slide to the desired place.
N/A : Enter the slide position desired.
N/A: Select Move from the Tools menu.
N/A: Switch to the Notes view.
I hope it will help you!
Answer:
new Scanner(inputFile)
Explanation:
In Java when inputting a file using Scanner class. A Scanner breaks the input into tokens with the help of delimiting patterns, by default which matches the whitespaces and then the tokens that are received may be converted into values of different types by suing different next methods.