第1题：
()seeks to build confidence that a future output or an unfinished output, will be completed in a manner that meets the specified requirements and expectations.
A.Quality assurance
B.Quality plan
C.Quality control
D.Quality metrics
第2题：
The ratio of output response to a specified change in the input is known as ______.
A.primary feedback
B.sensitivity
C.deviation
D.dead band
第3题：
下面程序的输出为( )。 public class Test { public static void main (String args[]) { int x，y； x=1； y=2； System.out.println("The output is"+x+y)； } }
A．The output is xy
B．The output is 3
C．The output is 12
D．The output is x=1 y=2
第4题：
第5题：
第6题：
A.mean pilot channel output power-mean data channel output power
B.mean pilot channel output power+mean data channel output power
C.mean pilot channel output power-0.5*mean data channel output power
D.mean pilot channel output power+0.5*mean data channel output power
第7题：
第8题：
A.It allows students to work at their own speed.
B.It often provides welcome relief from the group-centered nature of much language teaching.
C.Students can consider their own individual needs and progress.
D.It will enhance students’ self-confidence.
第9题：
第10题：