digital-electronics-digital-concepts Related Question Answers

51. In a serial data system, the data is transmitted along a group of conductors simultaneously.



52. Temperature variation is normally an analog quantity.



53. Transistor-transistor logic (TTL) uses the bipolar transistor as its main circuit element.



54. A digital quantity has a discrete set of values.



55. SMT stands for small-to-medium technology.



56. X-ray, MRI, and ultrasound systems in hospitals are examples of analog systems.



57. Greater accuracy and precision are possible with digital techniques.



58. With an OR gate, the output is HIGH only when both inputs are HIGH.



59. The time interval on the leading edge of a pulse between 10% and 90% of the amplitude is the rise time.



60. Telecommunications systems do not use digital techniques.



61. The real world is mainly analog.



62. Binary means having two states or values.



63. Four bits equal one byte.



64. An inverter performs a NOT operation.



65. In a positive logic system, the logic LOW could be between 0 V and 0.8 V.



66. In a binary system there are only two symbols.



67. Using digital techniques of information storage is easy.



68. One advantage of analog circuits over digital circuits is that it's easier to store data.



69. Digital circuits cannot perform logic comparisons since the circuit can have only one of two values at any instant.



70. A digital circuit will not obey a set of logic rules.



71. Circuits that exhibit the property of memory normally revert to their original state when the input is removed.



72. A logic analyzer is used to display a timing diagram.



73. Parallel transmission is faster than serial.



74. A microcomputer is the smallest type of computer.



75. A device to convert a binary number to a 7-segment display format is a decoder.



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