A.Broadcast
B.Point-to-point call
C.Group call
D.Barge in
第1题
第2题
You are developing a Windows Communication Foundation (WCF) service that is hosted by a Windows Forms Application.The ServiceHost instance is created in the Form Constructor.You need to ensure that the service is not blocked while the UI thread is busy.What should you do?()
A. Decorate the service implementation class with the following line of code [ServiceBehavior(UseSyncronizationContext = false)]
B. Decorate the service implementation class with the following line of code [ServiceBehavior(ConcurrencyMode = ConcurrencyMode.Multiple)]
C. Call the Invoke method of the form and supply a delegate.
D. Call the BeginInvoke method of the form and supply a delegate.
第3题
A.External clock source
B.Internal clock source
C.The clock extracted from optical links
D.The clock extracted from network management system
第4题
Which of the following is not true of options?______.
A.If the current market price is higher than the strike price, the call option is in-the-money.
B.If the current market price is greater than the strike price, the put option is out-of-the-money.
C.If the current market price is the same as (or close to) the strike price, the option is at-the-money.
D.A put option is in-the-money when the strike price is lower than the market price of the underlying asset.
第5题
A.%
B.*
C._
第6题
A.The call price acts as a floor on the value of a callable bond.
B.The value of a callable bond is equal to the value of the straight bond component plus the value of the embedded call option.
C.When yields rise, the value of a callable bond may not fall as much as a similar, straight bond.
D.The value of a callable bond will always be equal to or greater than an otherwise identical non-callable bond.
第7题
Which of these embedded options most likelybenefits the investor?
A. The floor in a floating-rate security
B. An accelerated sinking fund provision
C. The call option in a fixed-rate security
第8题
According to Dr. Stuart Starr,______.
A.the other options proved totally unsuccessful
B.everyone knows how to deal with HIV virus effectively
C.the new therapy is but one among a number of options
D.the new approach might take the place of other therapies
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