Answer:
An operating system has three main functions: (1) manage the computer's resources, such as the central processing unit, memory, disk drives, and printers, (2) establish a user interface, and (3) execute and provide services for applications software.
Memory Management.
Processor Management.
Device Management.
File Management.
Security.
Control over system performance.
Job accounting.
Error detecting aids.
Answer:
To make people interested.
Explanation:
Answer:
isSelected()
Explanation:
The isSelected() method of a radio button returns true if that button is on and false otherwise. This method is defined in the class javax.swing.AbstractButton. JRadioButton class inherits from AbstractButton and thus has access to this method. An application code can invoke this method on the radio button instance to determine th ecurrent state and alter the control flow accordingly.
Answer:
<h2>A bug in a computer is refered to as a "computer virus" its where certain things on the computer or apps on it aren't working like they were designed to. </h2>
Explanation:
<h2>Hope this helps:)!</h2>
Answer:
s ----> w V d
Explanation:
<em>s: You are a subscriber to the service</em>
<em>w: You can use the wireless network in the airport</em>
<em>d: You pay the daily fee</em>
From the statement, we can deduce that To use the wireless in the airport, you either have to be a subscriber to the service or you pay the daily fee.
The statement can be written logically as :
If you are a subscriber to the service, then you can use the wireless network in the airport or you can pay the daily fee
it can be written symbolically as:
s --------> w V d
