2020 Mock Exam B - Morning Session 第19题请帮忙解答一下： 19 The new accounting policy adopted in 2016 for the customer acquisition cost related to long-term wireless contracts (Exhibit 3, Note 1 d) most likely increases CCCL’s: A quality of earnings. B cash from operations. C debt to asset ratio.

2020 Mock Exam B - Morning Session 第18题 请帮忙解答一下。 18 The change in which of the following items most likely indicates that CCCL might be recognizing revenue early? A Unearned revenue B Deferred tax assets C Days sales in receivables

2020 Mock Exam B - Morning Session 第10题： 10 Using Exhibit 3 and Quinn’s reminder, the most appropriate measure of the accuracy of the model is: A 0.79. B 0.86. C 0.92. 文字描述： After running his model on the test set, Quinn produces a confusion matrix for evaluating the performance of the model (Exhibit 3). He reminds Wu that since the number of defaults in the dataset is likely much smaller than the number of non-defaults, this needs to be considered in evaluating model performance. ——通过这段文字，怎么能判断出题人要我用FIscore算， 而不是用Accurancy算？？

2020 Mock Exam B - Morning Session 第7题： Wu’s recollection about the preparation of the textual data is most accurate with respect to: A numbers. B stop words. C lowercasing. 题目描述： Wu tells Quinn that she has heard a little about text mining for clues about an individual’s behavior and recalls that text preparation must be carried out by removing such items as HTML tags, punctuation, numbers, and stop words and eliminating the distinction between uppercase and lowercase words by lowercasing them all. 这道题不是问正确的做法吗， 为什么选A呢？ A numbers. ——不是应该在去掉后增加注释才正确吗？ B stop words、C lowercasing——这两步应该是“数据处理”过程里的动作，不是“数据准备”里的动作，是这个意思吧？

百题178页第三题，我知道2期二叉树，一期30天，一共60天，其他我都会算，就是我想问一下折现的时候为啥直接可以1+0.25%，不需要右上角1/12吗？

百题178页第二题，对应数据在正文第二段，红字部分是公式，我想问一下156000是clean price还是dirty price，如果是clean的话答案里没有加回AI0，如果是dirty的话麻烦明示一下哪里可以判断。然后想问一下AIT为啥是1166.76，我感觉6时点发生了coupon3500，到8时点应该3500*（2/12）只有答案的1/2，请问一下这里我的理解有什么问题，谢谢老师

noncash rent为什么不减去

第30题：请问为什么用debt，金额也是155million，为何一定和现金的数量一致呢？

答案C，给所有discretionary的客户都买，没有考虑到客户的差异性，这部分内容是否违反suitability？

175页百题第二题，0.9855和0.9878我自己可以算出来，np的28550000我也会算，但是我不理解为啥0.9878euro/11.42（现在的汇率）*9.96（未来的汇率）就可以和0.9855（单位是hk$）相减了，他的单位还是euro啊（euro/（hk$/euro）*（hk$/euro））单位并没有改变，为什么可以和单位是hk$的0.9855相加减？麻烦老师看一下我哪里思考错了