While tuning a SQL statement， the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation？（）
In a brute-force attack， what percentage of the keyspace must an attacker generally search through until heor she finds the key that decrypts the data？（）
Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by（）.
An important difference between presupposition and entailment is that presupposition，unlike entailment，is not vulnerable to negation. That is to say, if a sentence is negated, the original presupposition is still true.
After jacking down your liftboat you have an unexpected list.You find that the only cause of this list must be a flooded leg.Your next course of action should be to（）.
An IBM Tivoli Workload Scheduler administrator finds that most of the job streams are carried forward during each production day. Which action should the administrator take to ensure that only a few job streams need to be carried forward？ （）
If you find an inflatable liferaft container with steel bands around the case，you should（）.
A fellow __________ once told me that if you are not writing every day, then you are an amateur.
The commission would find itself ____ at every turn if its members couldn't reach an agreement.
If in doing a SWOT analysis an organisation identified that its retail store site was poorly located, this would be an example of a threat.
If you ask an agent to help you find an apartment, you have to pay him a ____ before you can rent the house.
If you want stay young, sit down and have a good think. This is the research finding of a team of Japanese doctors, who say that most our brains are not getting enough exercises—and as a result, we are ageing unnecessarily soon.
The young artist had not expected to find such an ideal attic in that______building, which had been abandoned several years earlier by a sewing machine manufacturer.
If the auditor has obtained a reasonable level of assurance about the fair presentation of the financial statements through understanding internal control, assessing control risk, testing controls, an
The task of an auditor is to certify that the accounts and balance sheet show ______.
听力原文： If you were a college student, there are several things you should know about renting an apartment. First, you must know how to look for a place to live. Friends, teachers and other people you meet may know of apartments that are available. You may also find a place to live by looking in a campus or see it in newspapers. In some towns, there are rental agencies that can help you find an apartment, but think carefully about using agencies. Usually they will charge you a fee. You should also walk around and look for buildings with "For Rent" signs.
听力原文：Man: Some of us can remember the days when a visit to the supermarket was no fun. If you needed information, there was never an assistant in sight. And when you did find one, they knew less than you. Well, that time is long past, and the seminar I watched recently at our award- winning supermarket was a revelation. It endeavoured to keep sa[es assistants up-to-date with information about food technology, how to access product information on the store intranet, and so on. And that's what gave this supermarket its edge.
听力原文：Woman: You know that some people will be there because they want to be and some will be there because they have to be. So it helps if you start with a joke or something that captures their attention, and if you stop on a high note as well, you’ll find most people go away feeling good. If you find you’ve got time left, you can use that for questions from the audience.
Man. I am looking for an apartment with a monthly rent to around two hundred dollars in this neighborhood. Can you give me some advice on that？ Woman: Well, it's rather hard to find anything for less than three hundred dollars around here. Rents are lower in suburbs, but you need transportation if you choose to live there. Question: What do we learn from the conversation？
Some people view the findings with caution, noting that a cause-an&effect relationship between passive smoking and cancer remains______
X Co has an internal audit function. The external auditor has concluded that the internal audit function does not apply a systematic and disciplined approach to its work.How does this affect the exten
An editorial in the paper argues that a person only should be allowed to attend school if the marginal cost of educating that person is less than the marginal benefit of educating that person. The wri
If we accept a stereotype as an accurate description, we tend to see only evidence that supports it（）
If a four-engine air carrier airplane is dispatched from an airport that is below landing minimums, what is the maximum distance that a departure alternate airport may be located from the departure ai
