Which specification-based technique could be used to enhance coverage for this code fragment?

Consider the following code fragment
If (a>b) and (b>c) then
b = (a+c)/2
endif
Assume that in the following options, each of the three numbers in parenthesis represent the
inputs for a test case, where the first number represents variable “a”, the second number
represents variable “b”, and the third number represents variable “c”.
Which of the following gives a set of test case inputs that achieves 100% decision coverage for
this fragment of code with the minimum number of test cases?

For the control flow, what is the correct labelling?
i ii iii

A new web site has been launched for a conference organisation. There are a number of links to
other related websites for information purposes. Customers like the new site but complaints are
being made that some (not all) of the links to other sites do not work.

It has been decided to improve the efficiency and effectiveness of unit testing by acquiring a
number of test tools. Which TWO of the following tools would you select to support unit testing?

You have been asked to select a number of tools to support the performance testing. Which TWO
of the following tools would you recommend?

A developer has spent three days looking at a system that crashes now and then. The problem
was caused by two coding faults:
i. A variable was being used but had not been defined;
ii. There was a ‘goto’ statement to an undefined label

What are the TWO most significant pitfalls the organisation should be aware of?

Select TWO solutions how the team could achieve significant benefits in the use of this tool within
the next 6 months?

Based on the state diagram above, how many invalid test cases could be identified in a state
table?