Answer:
timer interrupt
Explanation:
A timer is an interrupt that is generated by the PC's system timer.When this interrupt occurs, the ROM BIOS interrupt handler is called and it increments a count in the ROM BIOS.It interrupts the system 18.2 times per second.It is used for multitasking.Hence we conclude that timer interrupt is the answer.
Answer:
In this example you will learn to create a simple calculator that can add, subtract, multiply or divide depending upon the input from the user.
Explanation:
Answer:
provides the platform that application software runs on, manages a computer's hardware, and implements features like file and folder management.
Explanation:
Answer: C) DNS poisoning
Explanation: DNS poisoning or DNS cache poisoning is the type of attacking tendency towards the URL of the computer. These attempt to attack the URL using the spam mails and the user usually end up clicking on the URL provided by the attacker which invokes attack in the computer.
This mechanism takes place in the emails as well as the selected websites which can be accessed by the users easily.These attacks once enter the system seems like the real thing and become prone to many risks .
