If a competitive firm maximizes short-run profits by producing some quantity of output, which of the following must be true at that level of output? A: p > MC B: MR > MC C: p ≥ AVC D: All of the above

In the long-run, a firm in monopolistic competition produces at an output level where A: P > ATC and MR = MC. B: P > ATC and MR > MC. C: P = ATC and MR = MC. D: P = ATC and MR > MC.

下面代码的执行结果是多少？<?php $a = 17; $b = 20; $a += $b;echo $a;?>//output

下面这段程序将输出什么？<?php$x = 10;function fun(){ $y = 5; echo $x+$y;}fun();?>//output

将本地数据库服务器上的数据库navy2的test表导出到脚本（/data/test.sql）的正确语句是 A: mysqldump navy2 test > /data/test.sql B: mysql navy2 test >/data/test.sql C: output navy2 test > /data/test.sql D: navy2 test > /data/test.sql

已知有<;input type=”range” name=”test” id=”myRange” min=”0” max=”100”>;，以下哪种输出标签可以与之相关联？（ ）。 A: <;output name=”myOutput” for=”test”>;<;/output>; B: <;output name=”myOutput” for=”myRange”>;<;/output>; C: <;output name=”myOutput” for=”range”>;<;/output>; D: <;output name=”myOutput” for=”input”>;<;/output>;

A NAND gate has an output that is opposite the output of an AND gate

pinMode(led, OUTPUT)语句中的OUTPUT表示 （）。

在SQL Server 数据库中，下面调用存储过程的语句错误的是（）。 A: AEXEC proc_stu @sum OUTPUT,64,78 B: BEXEC proc_stu @sum OUTPUT,@total output,78 C: CEXEC proc_stu @sum OUTPUT,604 D: DEXEC Calculate @sum OUTPUT,@total output

A language consists of output and input skills. Which one is the part of output?