Send to a File (+5 points)Add the ability to send a test and its answer key to files whose names are determined at run time. Test Bank (+10 points)Implement a TestBank class, which has:a collection of questionsthe ability to generate a Test with a given number of questions chosen randomly from the collection of questions. The ability to read a collection of questions from and write them to files. Reading questions from files is the most difficult part of the TestBank and it will be the source of most of the extra credit points.

answer:

1: productivity. productivity is an important reason for developing it systems.

2: information. it systems are key to delivering the information and intelligence you need to improve innovation.

3: cost reduction.

4: collaboration.

5: customer service.

answer:

the correct answer is d

One of the benefits of working with chlorinated polyvinyl chloride (CPVC) pipe is that it can be cut with a variety of different tools that don’t require any electricity or heat. However, different cutting methods are preferred over others, depending on the application.

When cutting CPVC pipe, it is important to make a square, flat cut. An uneven cut limits the bonding area and weakens the fitting.

To help you make the best possible cut, we’ve put together the following dos and don’ts when cutting CPVC pipe in different situations.