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西安交通大学专业英语
A computer.s microprocessor only understands. in binary form.A high-level languagesB, machine languagec. human languagesD. assembly language
An expansion slot is a long. narrow socket on the motherboard into which you can plug___ A an expansion cardB. a modem c. a network cardD, a sound card
ON-OFF information can be represented by__ signal.A. a digitalB, an analogc. a discreteD, a control
Resistors are. elements. A. passiveB. active c. independent sourcesD. dependent sources
The algebraic sum of all votages around a loop is_ A. zero B. indefinite valuec. sum of voltage risesD. sum of voltage drops
The system.s characteristic equation can be used to determine. of a linear time-invariant system. A the stability B. magnitude of the steady-state errorc. the controllabilityD. the observability
The transformer is a straightforward application of Faraday.s___ Law. A. Ohm.sB. Electromagnetic Inductionc. Kirchhoff.s CurrentD. Kirchhoff.s Voltage
The unit of logarithm of the magnitude of a transfer function is__A. radians per secondB. voltsc. decibelD. octaves
__ carries data out to speakers and headphones, or back from a microphone.A. A graphics cardB. A modem .c. A network cardD. A sound card
___ is used as coolant in light-water reactors.A Gas B. Organic compoundc. Molten saltD. Water
The relation results in_A. nullB. identityc. indefinite valueD, zero
A computer printer is_ device that produces computer-generated text or graphical images on paper.A an inputB, an outputc, a storage D, a data processing
A D/A is a device that can convert a digital signal to the equivalent_A. digital formB, numerical formc. binary formD, analog form
Delphi belongs to_ A. low-level programming languageB. high-level programming language c. a programming language connected with the computer hardware behaviorD. an assembly language
In a coal-fired power plant, an electrostatic precipitator is used to remove__ from the combustion gases. A. solid particleB, co c. water vapour
An expansion slot is a long. narrow socket on the motherboard into which you can plug___ A an expansion cardB. a modem c. a network cardD, a sound card
ON-OFF information can be represented by__ signal.A. a digitalB, an analogc. a discreteD, a control
Resistors are. elements. A. passiveB. active c. independent sourcesD. dependent sources
The algebraic sum of all votages around a loop is_ A. zero B. indefinite valuec. sum of voltage risesD. sum of voltage drops
The system.s characteristic equation can be used to determine. of a linear time-invariant system. A the stability B. magnitude of the steady-state errorc. the controllabilityD. the observability
The transformer is a straightforward application of Faraday.s___ Law. A. Ohm.sB. Electromagnetic Inductionc. Kirchhoff.s CurrentD. Kirchhoff.s Voltage
The unit of logarithm of the magnitude of a transfer function is__A. radians per secondB. voltsc. decibelD. octaves
__ carries data out to speakers and headphones, or back from a microphone.A. A graphics cardB. A modem .c. A network cardD. A sound card
___ is used as coolant in light-water reactors.A Gas B. Organic compoundc. Molten saltD. Water
The relation results in_A. nullB. identityc. indefinite valueD, zero
A computer printer is_ device that produces computer-generated text or graphical images on paper.A an inputB, an outputc, a storage D, a data processing
A D/A is a device that can convert a digital signal to the equivalent_A. digital formB, numerical formc. binary formD, analog form
Delphi belongs to_ A. low-level programming languageB. high-level programming language c. a programming language connected with the computer hardware behaviorD. an assembly language
In a coal-fired power plant, an electrostatic precipitator is used to remove__ from the combustion gases. A. solid particleB, co c. water vapour