The expected number of heads in 100 tosses of an unbiased coin is
a. 25
b. 50
c. 75
d. 100
B
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Which sentence is preferable?
A) Everyone did his work quietly. B) Each person did their work quietly. C) Everyone did their work quietly. D) Everyone worked quietly.
Which of the following describes a shareholder's preemptive rights?
A) The right of shareholders to remove members of the board of directors without cause B) The right of shareholders to call special meetings C) The right of shareholders to override actions of the board of directors D) The right to purchase shares of another shareholder pursuant to a buy-and-sell agreement E) The right to purchase a pro-rata portion of any additional shares issued by the corporation
Which of the following is a security risk associated with BitTorrent?
A) danger caused by opening ports on the firewall B) danger that an employee may download an infected file that cannot be rejected by filtering C) both A and B D) neither A nor B
On the client side, the objective is to generate an SQL query that returns a correct answer in the least amount of time, using a minimum amount of resources at the server end. The activities required to achieve this goal are commonly referred to as _____ tuning
a. client SQL b. database SQL c. SQL performance d. DBMS performance