[简答题]There are two vacant seats___the plane.

[单选题]There are two vacant seats___the plane.
A.in the front of
B.in front of
C.on the front of
D.front

[判断题]The belt on the vacant seat should be tighten before take-off and landing.
A.正确
B.错误

[单选题]5.If in a two-nation (A and B), two-commodity (X and Y) world, it is established that nation A has a comparative advantage in commodity X, then nation B must hav e:
A.A.an absolute advantage in commodity Y
B.B.an absolute disadvantage in commodity Y
C.C.a comparative disadvantage in commodity Y
D.D.a comparative advantage in commodity Y

[判断题] Garlic is used in two remedies.
A.正确
B.错误

[判断题] Double Take is about two sisters.
A.正确
B.错误

[单选题]You are comparing two investment options that each pay 6 percent interest, compounded annually. Both options will provide you with $12,000 of income. Option A pays $2,000 the first year followed by two annual payments of $5,000 each. Option B pays three annual payments of $4,000 each. Which one of the following statements is correct given these two investment options? Assume a positive discount rate. (No calculations needed..
A. Both options are of equal value since they both provide $12,000 of income.
B. Option A has the higher future value at the end of Year 3.
C. Option B has a higher present value at Time 0.
D. Option B is a perpetuity.
E. Option A is an annuity.
Difficulty: 1 Easy
Topic: Present value - multiple cash flows
Learning Objective: 06-01 Determine the future and present value of investments with multiple cash flows.

[判断题] Remy walked for more than two months.
A.正确
B.错误

[多选题]Concurring wills attributable to two or more parties may be expressed:
A. in writing.
B. verbally.
C. through conduct.
D. by silence.

[单选题]A business formed by two or more individuals who each have unlimited liability for all of the firm's business debts is called a:
A. corporation.
B. sole proprietorship.
C. general partnership.
D. limited partnership.
E. limited liability company.
Difficulty: 1 Easy

[单选题]You are comparing two annuities that offer regular payments of $2,500 for five years and pay .75 percent interest per month. You will purchase one of these today with a single lump sum payment. Annuity A will pay you monthly, starting today, while annuity B will pay monthly, starting one month from today. Which one of the following statements is correct concerning these two annuities?
A. These annuities have equal present values but unequal future values.
B. These two annuities have both equal present and equal future values.
C. Annuity B is an annuity due.
D. Annuity A has a smaller future value than annuity B
E. Annuity B has a smaller present value than annuity A
Difficulty: 1 Easy
Topic: Annuities
Learning Objective: 06-01 Determine the future and present value of investments with multiple cash flows.

[单选题]The two-stage dividend growth model evaluates the current price of a stock based on the assumption a stock will:
A. pay an increasing dividend for a period of time and then cease paying dividends altogether.
B. increase the dividend amount every other year.
C. pay a constant dividend for the first two quarters of each year and then increase the dividend the last two quarters of each year.
D. grow at a fixed rate for a period of time after which it will grow at a different rate indefinitely.
E. pay increasing dividends for a fixed period of time, cease paying dividends for a period of time, and then commence paying increasing dividends for an indefinite period of time.
Difficulty: 1 Easy
Topic: Two-stage growth stock
Learning Objective: 08-01 Explain how stock prices depend on future dividends and dividend growth.

[简答题]Basketball and football are two sports that require teamwork.

[单选题]The connextion between two networks to from an internet is handled by a machine known as a ( )
A.bridge
B.server
C.router
D.switch

[多选题]In performance management, which two factors might reduce the ability of an application to
Scale to a larger number of users?
A. the number of data files containing extents belonging to tables updated by a transaction
B. issuing multiple savepoints during a transaction
C. poorly written SQL
D. poorly trained users who do not commit transactions
E. the number of tablespaces containing tables updated by a transaction

[多选题]Which two are true about Optimizer Statistics?
A. They are ignored by Optimizer if they are stale.
B. They provide real-time data about schema objects
C. By default, they are automatically gathered by a maintenance job
D. They are gathered by the SQL Tuning Advisor
E. They can be gathered by the DBMS_STATS package

[多选题]Which two are true about duplicating pluggable databases(PDBS) with RMAN?
A. CDB$ROOT and PDBSSEED are automatically duplicated if a PDB is duplicated
B. A user with SYSDBA or SYSBKUP must use RMAN logged in to a PDB in order to duplicate
It.
C. Two or more PDBS can be duplicated with the same RMAN DUPLICATE command
D.The auxiliary instance is automatically created with ENABLE PLUGGABLE DATABASE
TRUE
E. All tablespaces belonging to a PDB must be duplicated when duplicating the PDB

[多选题]Which two are prerequisites for using FLASHBACK TABLE?
A. Row Movement must be enabled on the table being flashed back
B. A tables indexes must be set to unusable before issuing the flashback
C. A tables constraints must be disabled before issuing the flashback.
D. The FLASHBACK ANY TABLE system privilege or the FLASHBACK object privilege must
Be granted to the user performing the flashbackE. The FLASHBACK ANY TABLE system privilege or the FLASHBACK object privilege must
Be granted to the table owner