要采用“cin，tout”进行输入输出时，必须包含的头文件是【 】。
参考答案：iostream．h
解析：iostream．h是与输入输出有关的类文件。
根据白盒测试法,选择测试用例使程序中每个语句至少被执行一次是属于（）覆盖;选择测试用例使程序中每个判定至少都获得一次"真"值和一次"假"值是属于（）覆盖。
Initial Pte Ltd was set up 10 years ago by a group of friends during the dot com boom. The company has been rather inactive in the last two years and the shareholders have lost interest in the business. Cheong, who owns 20% of the shares in Initial Pte Ltd, wants to liquidate the company.Required:Advise Cheong how and when he can take steps to liquidate the company. (10 marks)
