1．major in
2．digital electronics
3．advanced programming techniques
4．voltage amplitude
5．in series with the circuit
6．equipment operation
7．convert AC into DC
8．a half-wave rectifier
9．steady-state analysis
10．performance a specific task
11．in various situations
12．traditional film-based camera
13．convert light into a voltage
14．impact system performance
15．is directly proportional to
16．Emphasis is towards the use of programming for Engineering Applications and problem solving.
17．A capacitor will block DC current, but appears to pass AC current by charging and discharging.
18．A multimeter is a general-purpose meter capable of measuring DC and AC voltage, current, resistance, and in some cases, decibels.
19．When a transistor has zero current through it, it is said to be in a state of cutoff.
20．After the transformer, the AC is rectified into pulsating DC by diodes in the form of a bridge rectifier.
21．At any node of a circuit, at every instant of time, the sum of the currents into the node is equal to the sum of the sum of the currents out of node.
22．If the input of a linear, time-invariant circuit is a sinusoid, then the response is sinusoid of the same frequency.
23．The stored information remains valid as long as power is applied to the unit.
24．The distinguishing feature of block-structured language is that the compartmentalization of code and data.
25．A color TV screen differs from a black-and-white screen in three ways.
參考答案:1.主修
2.数码电子（产品）
3.高级编程技术
4.电压振幅
5.无电路串联
6.设备操作/运行
7.交流电转直流电
8.半波整流器
9.定态分解
10.执行详细任务
11.不同情形
12.传统胶片照相机
13.将光转变成伏特数
14.影响系统性能
15.成正比例
16.重点是工程应用软件规划和解决问题
17.电容器会阻断直流电的电流，但会使交流电以充放电的方式通过。
18.万能表是一种万能的仪表，用来测量直流和交流电压、电流、电阻，在某些情况下，可以测量分贝。
19.当一个晶体管没有电流通过，它处于中断状态。
20.在经过桥式整流器中的变压器后，交流电会被调整为规律的直流电。
21.在电路上的任何点，任何时间，通过此点的电流总和等于点外电路上的电流总和。
22.如有任何直接的（电流）输入，时间不变的电压（统计图）为正弦曲线，反映为同频率的正弦曲线。
23.只要有电流输入，储存的资料就仍然有效。
24.程序块结构语言的区别特征是编码与数据之间的区别。
25.彩色电视屏幕与黑白屏幕有三个方面不同。
