"To preform specific useful computing tasks, like word processing and calculation" is the correct answer. This is the whole purpose of system software. The third answer is some other type of software(third party software?) and the fourth answer is most likely a compiler. Those are the easiest to take off. The second could also work.
The two answers I would go with are the first and the second.
Cancel out other tasks, let the internet focus upon the one attachment.
Answer:
The text will be shown without any formatting.
Explanation:
Answer:
This online calculator is able to convert numbers from one number system to any other, showing a detailed course of solutions. And calculator designed for:
Decimal to binary conversion,
Binary to decimal conversion,
Decimal to hexadecimal conversion,
Decimal to binary conversion method,
Floating point decimal to binary conversion method,
Decimal to binary converter with steps,
Decimal fraction to binary converter.
Explanation:
Hope this helps!