更多"In your Database, the TBS PERCENT U"的相关试题:
[单项选择] Examine the parameter for your database instance: You generated the execution plan for the following query in the plan table and noticed that the nested loop join was done. After actual execution of the query, you notice that the hash join was done in the execution plan: Identify the reason why the optimizer chose different execution plans.（）
A. The optimizer used a dynamic plan for the query.
B. The optimizer chose different plans because automatic dynamic sampling was enabled.
C. The optimizer used re-optimization cardinality feedback for the query.
D. The optimizer chose different plan because extended statistics were created for the columns used.
[单项选择]Your sister used to visit you quite often, ______
[单项选择] You find this query being used in your Oracle 12c database: Which method a used by the optimizer to limit the rows being returned?（）
A. A filter is added to the table query dynamically using ROWNUM to limit the rows to 20 percent of the total rows
B. All the rows are returned to the client or middle tier but only the first 20 percent are returned to the screen or the application.
C. A view is created during execution and a filter on the view limits the rows to 20 percent of the total rows.
D. A TOP-N query is created to limit the rows to 20 percent of the total rows
[单项选择]TBS关于癌前病变的术语为
A. 高度和低度鳞状上皮内病变
B. 宫颈鳞状上皮内瘤变
C. 非典型鳞状上皮细胞
D. 非典型增生
E. 核异质细胞
[单项选择]宫颈涂片TBS分期中哪项为CINⅢ
A. 意义不明的不典型鳞状细胞
B. 低度鳞状上皮内病变
C. 高度鳞状上皮内病变
D. 意义不明的不典型鳞状上皮合并HPV (+)
E. 低度鳞状上皮内病变+HPV(-)
[单项选择]If quantity demanded declines 20 percent when incomes fall 3 percent, this good is:（）
A. a luxury good.
B. a necessity.
C. an inferior good.
[单项选择]Their production increased by 15 percent over that of the previous year.
A. 他们的产量增加到前年的百分之十五。
B. 跟前年比，他们的产量又—上升了十五个百分点。
C. 他们的产量跟前一年比，增加到百分之十五。
D. 他们的产量比上一年增长了百分之十五。
[单项选择]Eighty percent of television viewers chose him as their ______ host.
A. fortunate
B. favorite
C. preferred
D. preferable
[单项选择]Conformed and commited buffer percent values are configured with which parameter?（）
A. qos profile
B. traffic class
C. queue profile
D. scheduler profile
[单项选择]The 16 percent fare increase would bring Chicago fares in line with those of other big cities.
A. in agreement with
B. in cooperation with
C. in connection with
D. in association with
[单项选择]
Seven percent of British school children go to private schools called independent schools. There are 2,400 independent schools and they have been growing in number and popularity since the mid-1980s.
Parents pay for these schools, and fees vary from about ￡250 a term for a private nursery to ￡3,000 a term or more for a secondary boarding school(pupils board, i.e. live at the school). Some independent schools are called prep schools because they prepare the children for the Common Entrance Exam which they take at the age of 13. This exam is for entry into the best schools.
The most famous schools are called "public schools" and they have a long history and tradition. It is often necessary to put your child’s name on a waiting list at birth to be sure he or she gets a place. Children of wealthy or aristocratic families often go to the same public school as their parents and their grandparents. Eton is the best known of these schools.
The majo
A. private school exam
B. the Common Entrance Exam
C. national exam
D. no examinations
[单项选择]Given: an 11 percent annual rate compounded quarterly for 2 years ; compute the FV of $ 8000 today.（）
A. $ 9857.
B. $ 8962.
C. $ 9939.
[单项选择]Portfolio A earned an annual return of 15 percent with a standard deviation of 28 percent. If the mean return on Treasury bills ( T - bills) is 4 percent, the Sharpe ratio for the portfolio is :（）
A. 0.54.
B. 0.39.
C. 1.87.
[单项选择]An 11 percent coupon bond with annual payments and 10 years to maturity is callable in 3 years at a call price of $1100. If the bond is selling today for 975, the yield to call is:（）
A. 14.97%.
B. 10.26%.
C. 10.00%.
