JAVA软件工程师测试题

全班学生排成一排，从左数和从右数Mike都是第十五名，全班学生有多少人？
A：31； B：25 C：29； D：30
A football team won 6 games and lost 18.What fraction of its games did the team win?
A：1/3； B：1/4； C：2/3； D：3/4；
Select the number that would be next in the series
6.546, 6.659, 6.772, 6.885, 6.998
A：7.111； B：7.10； C：7.011； D：None of these；
A television manufacturer offers a distributor successive discounts of 15 and 10 percent on one of its new color models. The distributor pays $459.00 net for the TV set. What was the original price before any discount?
A:$612.00; B:$600.00; C:580.00; D:473.75;
If you can paint three standard-size rooms in two days, how many similar rooms can you and three of your friends paint in three days?
A：6； B：13.2； C：18； D：54；
If snow is falling at the rate of 11/2 inches per hour, how many inches of snow will fall in X minutes?
A:X/40; B:X/30; C:30X; D:40X;
假设某种语言有三个运算符：==,&,||，其中==的优先级最高，&次之，||最低，给以下表达式加上括号：
varA||varB&varC==varD
A：((varA||varB)&varC)==varD； B：varA||(varB&(varC==varD))； C：(varA||varB)&var(C==varD)； D：(varA||varB)&(varC)==varD；
执行以下操作后a的值为多少？
a=a+b
b=a-b
a=a-b
A：a； B：b； C：a-b； D：a+b；
The following function is meant to reverse the numbers in an array of 7 integers, but may have a bug.Where is the error,if any?(Mark it with circle)
Void reverse(int A[7])
{
int IO=0;
int hi;
while (IO<7) //Line 1

{
hi=6-IO; //Line 2
int swap=A[hi]; //Line 3
A[hi]=A[IO]; //Line 4
A[IO]=swap; //Line 5
IO=IO+1; //Line 6
}
}
A：Line 1； B：Line 2； C：Line 3； D：Line 4； E：Line 5； F：Line 6；
What function does the following recursive(递归) subroutine compute,when passed two non-negative values?
int f(int a, int b)
{
if(a equals 0)
return 0;
else
return f(a-1,b)+b;
}
A：Sum: a+b； B：Difference: a-b； C：Exponentiation(求幂): a**b； D：Product: a*b； E：Factorial(阶乘)； F：Square root； G：The subroutine diverges (does not return a value)；
According to the following code, what is the value of the function’s result?
int t(int a)
{
int s=0;
for (int i=1;i<=a,i++)
{
s=s+1;
}
}
when executing the t(10),what result will you get?
A：20； B：55； C：10； D：25；
What is the negation of the following expression?
0 A:n>=0 AND MAX>=n; B:0>n OR n>MAX; C:n<=0 OR n>=MAX; D:n>0 AND MAX>n; E:0=0 OR MAX>=n; G:0 Choose the best answer:A Pointer …
A:is a single link in a linked list.; B:Is a variable holding the (x,y) coordinates of a point.; C:Is the address of an object.; D:Is a variable holding an IP address; E:Is a variable holding the address of another variable.; F:Is the header section of an operating system block.; G:Separates frames on the runtime stack;
小明比小强大，小红比小明小。下列陈述中哪一句最正确?
A：小红比小强大； B： 小红比小强小 ； C： 小红与小强一样大 ； D： 无法确定小红与小强谁大