Val would like to isolate several systems belonging to the product development group from other systems on the network, without adding new hardware. What technology can she use?

Answer. Virtual Segmentation

Explanation:

Virtual segmentation is a logical isolation of network on the same physical network but requires no additional new hardware.It involves virtual process of splitting a computer network into subnetworks, creating address spaces of various size called segments. Virtual segmentation boosts network performance and improves network security controls. Each segments corresponds to process objects and is a different virtual address space.

since it can be assumed that what aslam is making is a template by compiling all the commonly used excel formatting in several worksheets in an excel document, aslam can choose to save it using the .xltx or .xltm format instead. thus, aslam can distribute the templates he has made to his team members in an easier manner.

which functions return a valid value without any arguments?

(-blank- and -blank- return a valid value without any arguments.)

1st -blank-

today

sqrt

count

2nd -blank-

round

now

sqrt