显示水果中的第3个水果,正确的命令是? A: db.test.find({},{"fruits":{$slice:[3,1]}}) B: db.test.find({},{"fruits":{$slice:3}}) C: db.test.find({},{"fruits":{$slice:[2,1]}}) D: db.test.find({},{"fruits":{$slice:2}})

进行测试找到问题的原因。 A: Do the test to find the cause of the problem. B: Do the test to make the cause of the problem apparent. C: Do the test to decide about the reason of the problem. D: Do the test to detect the reason of the problem.

If the test takers find an item to which an answer is not known, it may be _______ to leave it blank and go on with the test.

4.5.2 Test The followig is a list of computer terms. After reading it, you are required to find the items equivalent to those given in Chinese below.

4.5.2 test The following is a list of computer terms. After reading it, you are required to find the items equivalent to those given in Chinese below. Write the corresponding letters in the brackets.

By doing the "tank test", the engineers can find out() A: the amount of air in the plane B: the strength of the plane structure C: the pressure inside and outside the plane D: the power of the airplane engines

指出代码输出的各个结果： console.log(test); function test(test){ console.log(test); var test=234; console.log(test); function test(){} } test(1); var test=123;

查看一下代码 ，请问输出正确的是|var Test ={| foo:"test",| func:function () {| var self=this;| console.log(this.foo);| console.log(self.foo);| (function () {| console.log(this.foo);| console.log(self.foo);| })();| }|};|Test.func(); A: test test undefined test B: test undefined undefined test C: test test undefined D: test test test test

We can learn from the passage that ______. A: Dr. Page and Professor Landis used a special method to test abnormal persons B: what found was new to other doctors C: the research of Dr. Page and Professor Landis was to prove previous researches D: the purpose of the test was to find a way to cure abnormal persons

TEST指令的结构为TEST Test data {CASE Test value {, Test value} : ...} [ DEFAULT: ...] ENDTEST。其中Test data表示 ，Test value表示