-Choose the correct answer by clicking on your answer choice. Only one answer is correct. (2 pts. each)
Question 1
1.
Question 2
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Question 3
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Question 4
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Question 7
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Question 9
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Question 23
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Question 24
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Question 25
25.
COMPLETION
-Complete the following questions by selecting the correct answer from the word bank. Misspelled words will be marked as incorrect. Some answers may be used more than once, others may not be used at all. (2 pts. each)
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 26
26.
A device that can be used as an amplifier or as a switch is called a(n) ______________.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 27
27.
A device that allows electric current to travel in only one direction is called a(n) _____________.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 28
28.
Modern computers have a(n) _________________, which is a single semiconductor chip that controls and executes microcomputer’s instructions.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 29
29.
The sounds you hear from a compact disc are a result of the sound being carried by a(n) _______________.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 30
30.
A set of instructions or commands that tell a computer what to do is called ______________.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 31
31.
A mouse and keyboard are examples of _______________.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 32
32.
A(n) ________________ has properties that can change without a break between values.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 33
33.
Semiconductors are used in electronic devices because their conductivity can be changed by ________________.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 34
34.
A substance that conducts electric current better than an insulator but not as well as a conductor is a(n) _____________.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 35
35.
____________ is the addition of impurities to a semiconductor to change its conductive properties.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 36
36.
A ____________ contains circuits that supply current to different parts of electronic devices.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 37
37.
A __________ can change current from AC to DC.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 38
38.
A ___________ is used in amplifiers and switches.
Word Bank
circuit board(s) diode(s) transistor(s) digital signal(s) software analog signal(s) hardware microprocessor(s) semiconductor(s) internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 39
39.
_____________ of sounds are used to make vinyl records.
Word Bank
circuit board(s) diode transistor digital signal software analog signal hardware microprocessor semiconductor internet doping light emitting diode input hardware output hardware integrated circuits telephone television telegraph speaker mouse
Question 40
40.
____________ have discrete values of 0 and 1.
MATCHING
-Complete the following matching questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)
Question 41
41.
Question 42
42.
Question 43
43.
Question 44
44.
Question 45
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Question 46
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Question 47
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Question 48
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Question 49
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Question 50
50.
Do NOT forget to turn in this assignment on Google Classroom after you have submitted it here! No credit will be awarded for unsubmitted assignments.
A CPU does everything EXCEPT
A. send information through telephone lines.
B. do calculations.
C. solve problems.
D. execute instructions.
The task of converting AC to DC is performed by
A. transistors.
B. diodes.
C. signals.
D. amplifiers.
Which of the following statements about vacuum tubes is true?
A. They last longer than transistors or diodes.
B. They take up less space than integrated circuits.
C. They make communication devices work faster.
D. They amplify electric current and change AC to DC.
Which of the following statements about semiconductors is NOT true?
A. They conduct electric current better than insulators do.
B. They have slowed the pace of technology.
C. They do not conduct electric current as well as conductors do.
D. They are the backbone of most electronic devices.
Which of the following statements about integrated circuits is true?
A. They contain one transistor and many silicon chips.
B. They make devices operate at very slow speeds.
C. They have helped reduce the size of electronic devices.
D. They require electric charges to travel long distances.
When you push a button on a remote control, you are sending a signal to a
A. vacuum tube.
B. semiconductor.
C. television antenna.
D. circuit board.
The central processing unit in a computer is NOT responsible for
A. memorizing data.
B. doing calculations.
C. solving problems.
D. executing instructions.
Which of the following statements about semiconductors is NOT true?
A. They conduct electric current better than insulators do.
B. They only use silicon.
C. They do not conduct electric current as well as conductors do.
D. They are the backbone of most electronic devices.
A vacuum tube will
A. improve the quality of a plasma display.
B. take up less space than an integrated circuit.
C. make communication devices work faster.
D. amplify electric current.
Which of the following can convert alternating current to direct current?
A. transistor
B. diode
C. integrated circuit
D. amplifier
Integrated circuits
A. consist of one transistor and many silicon chips.
B. can amplify sound waves.
C. can make devices operate quickly.
D. require electric charges to travel long distances.
What does a circuit board do?
A. connects electronic devices
B. receives signals from a TV
C. changes TV channels
D. connects circuit parts
Which of the following has properties that can change without a break between values?
A. analog signal
B. carrier
C. digital signal
D. pulse
Which of the following carries out a computer’s instructions?
A. ENIAC
B. circuit
C. microprocessor
D. transistor
A semiconductor conducts current better than which of the following?
A. conductor
B. sound wave
C. insulator
D. analog signal
Which of the following have made it possible for today’s computers to be so small?
A. transistors
B. modems
C. vacuum tubes
D. integrated circuits
In a CD player, which of the following shines on a CD from below?
A. electron
B. laser
C. pulse
D. electromagnetic wave
Which of the following are carriers of radio and TV signals?
A. laser signals
B. electron beams
C. electromagnetic waves
D. fluorescent waves
The bulb in a remote control that sends information to a TV is called what?
A. transistor
B. circuit board
C. light-emitting diode
D. remote control
What does a transistor do?
A. decreases electric current
B. increases electric current
C. stores electric current
D. creates electric current
Which of the following devices does NOT perform an output function?
A. speaker
B. printer
C. mouse
D. monitor
Which element forms the basis for semiconductors?
A. oxygen
B. gallium
C. arsenic
D. silicon
Which of the following objects changes sound waves into an electric current in order to transmit information?
A. telephone
B. radio
C. television
D. telegraph
Which of the following is an example of input hardware?
A. monitor
B. keyboard
C. printer
D. speaker
Beams of electrons that shine on fluorecent materials are used in
A. telephones.
B. telegraphs.
C. televisions.
D. radios.
An element or compound that conducts electric current better than an insulator does.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
The addition of an impurity to a semiconductor to change the arrangement of electrons.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
An electronic device that allows electric charge to move mainly in one direction.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
A component that amplifies current.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
A circuit whose components are formed on one semiconductor.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
Anything that can be used to send information, such as sound or movement.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
A type of signal whose properties can change continuously in a given range.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
A type of signal that can be represented as a sequence of separate values such as 0 and 1.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
An electronic device that can accept data and instructions, follow the instructions, and output the results.
A. computer
B. diode
C. doping
D. microprocessor
E. analog signal
F. transistor
G. semiconductor
H. digital signal
I. signal
J. integrated circuit
A single chip that controls and executes a computer’s instructions.