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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

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