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单选题
Lifeboats are numbered（）.Odd numbers to starboard and even numbers to port.
A
from forward to aft
B
from aft to forward
C
at master's option
D
as per owner's instruction
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考题
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考题
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B.numbered
C.numbering
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考题
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单选题If a and b are integers and the sum of ab and b is even, which of the following could be true?Ⅰ. a and b are both odd.Ⅱ. a is even and b is odd.Ⅲ. a is odd and b is even.A
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单选题a and b are positive, a is even and b is odd. Which of the following must also be odd?A
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考题
单选题（） is true.A
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单选题A password is made up of two letters followed by two single-digit numbers. If a person is assigned a password at random, what is the probability, rounded to the nearest hundredth, that the password uses only even digits for the numbers?A
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0.5D
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empty setD
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forward of lifeboat No.4. on the port sideC
aft of lifeboat No. 1 on the starboard sideD
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2）usingnamespacestd；
3）intmain（）
4）{
5）inta，b，result；
6）coutab；
8）result=3*a-2*b+1；
9）cout"resultis"
A
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考题
单选题On entering from seaward，a starboard side daymark will（）.A
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show a Morse (A) white lightC
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are the same as their Light List numberB
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考题
单选题public void test（int x） { int odd = x%2； if （odd） { System.out.println（“odd）； } else { System.out.println（“even”）； } } Which statement is true？（）A
Compilation fails.B
“odd” will always be output.C
“even” will always be output.D
“odd” will be output for odd values of x， and “even” for even values.E
“even” will be output for add values of x， and “odd” for even values.
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