更多"A portfolio of options had a return"的相关试题:
[单项选择]A portfolio has a return of 14.2 percent and a Sharpe's measure of 3.52. If the risk - free rate is 4.7 percent, what is the standard deviation of returns（）
A. 2.6%.
B. 3.9%.
C. 2.7%.
[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]The mean return of a portfolio is 20% and its standard deviation is 4%. The returns are normally distributed. Which of the following statements about this distribution are least accurate The probability of receiving a return:（）
A. of less than 12% is 0.025.
B. between 12% and 28% is 0.95.
C. in excess of 16% is 0.16.
[单项选择]If Stock X's expected return is 30 percent and its expected standard deviation is 5 percent, Stock X's expected coefficient of variation is:（）
A. 0.167.
B. 1.20.
C. 0.833.
[单项选择]He had gone away on business and would not return to the hotel until the next day. I should have to wait till ______ I could thank him for the present.
A. afterwards
B. then before
C. then
D. then therefore
[单项选择]I forgot the key to my office, so I had to return.
[单项选择]You (had better) (return to) your dormitory and (to enjoy) the company of your roommates instead of (wasting) time with me.
A. had better
B. return to
C. to enjoy
D. wasting
[单项选择]The cisco telepresence portfolio provides industry-leading video-conferencing solutions , how does the Cisco acquisition of tandberg strengthen its position？（）
A. it enablescisco to eliminate product redundancies and improve margins
B. it will givecisco products A strategic advantage by providing privileged access to the TIP
C. it providescisco with its first high-end telepresence offering
D. it allowscisco to quickly broaden its product portfolio to better serve customer needs
[单项选择]Cisco Technical Support Services portfolio provide customers resources that help ensure that Cisco products operate efficiently, remain highly available, and benefit from up-to-date system software. Is it correct?（）
A. Yes
B. No
[单项选择]The cisco ironport portfolio performs which service?（）
A. reduces the downtime that is as assocoated with spam,viruses,and blended threats that are delivered via email
B. defends the penmeter from malicious users and unauthorized traffic
C. provides A secure communication path through the internet
D. determines if A user or device is authorized to access A switch port
[单项选择]Which cisco product portfolio allows users to access their email, voice, and fax messages from A single inbox anytime, anywhere?（）
A. Cisco WebEx Connect
B. Cisco Unity
C. CiscoUnified Personal Communicator
D. CiscoIntegrated Messaging
