有如下SQL语句 CREATE VIEW stock_view ASSELECT*FROM stock WHERE交易所=“深圳” 执行该语句后产生的视图包含的记录个数是 A: 1 B: 2 C: 3 D: 4

有如下SQL语句<br/>create view stock_view as select * from stock where 交易所=”深圳”<br/>执行该语句后产生的视图包含的记录个数是() A: 1 B: 2 C: 3 D: 4

Which of the following can be used to create a long position in a European put option on a stock? A: Buy a call option on the stock and buy the stock B: Buy a call on the stock and short the stock C: Sell a call option on the stock and buy the stock D: Sell a call option on the stock and sell the stock

You own a portfolio which consists of 100 shares of stock A, 300 sharesof stock B, and 250 shares of stock C.The market price of stock A is $34. The price of stock B is $18 and the priceof stock C is $28. What is the portfolioweight of stock B?

We are not in a position to supply you, as the goods are _______. A: without stock B: outside in stock C: out of stock D: no stock

A portfolio of stock E and options on stock E is currently delta neutral, but has a positive gamma. Which of the following actions will make the portfolio with both delta and gamma neutral?（ ） A: Buy call options on stock E and sell stock E B: Sell put options on stock E and sell stock E C: Buy put options on stock E and buy stock E D: Sell call options on stock E and sell stock E

We are not in a position to make any offer as the goods are（）. A: Awith out stock B: Bout of stock C: Cno stock D: Dnot in stock

Shanghai Stock Exchange and Shenzhen Stock Exchange are the two stock exchanges operating in mainland China.

Perfered stock is the most type of stock and must be issued by every corporation.

New York Stock Exchange is the worlds second largest stock exchange.( )