MCQs in Wire and Wireless Communications System Part II - Answers

Below are the answers key for the Multiple Choice Questions in Wire and Wireless Communications System - MCQs Part 2.

51. Unity

52. 1.5

53. C. 3

54. 4500 m

55. – 42 to -52 Vdc

56. 300 to 3400 Hz

57. Green

58. 852 & 1209 Hz

59. Subscriber loop

60. It is a two-wire or four-wire communication circuit between the customer’s premise and the central office

61. All of the above

62. A circuit usually in the subscriber loop, between the telephone set and the local central office.

63. 90 dBm

64. First selector

65. Section

66. Small area

67. MTSO

68. 3 W

69. Cell splitting

70. Circle

71. All of the above

72. 60 degrees

73. Full duplex

74. 825 to 845 MHz

75. 870 to 890 MHz

76. 45 MHz

77. 825.015/870.015 MHz

78. 666

79. 80 km

80. Large service area

81. Hand off

82. 50 dB

83. ±12 kHz

84. Calling channel

85. It is equal to the number of simultaneous calls originated during a specific hourly period.

86. MTSO

87. Cell site

88. Full duplex channels

89. Volume

90. Echo

91. Echo suppressor

92. Double spotting

93. Crosstalk

94. TPS

95. Assures the customer that the telephone is working

96. Half-duplex

97. TDM

98. Radiotelephony

99. Scanning

100. Charge couple device

Online Questions and Answers Series

Following is the list of practice exam test questions in this brand new series:

Wire and Wireless Communications MCQs

PART 1: MCQs from Number 1 – 50                        Answer key: PART I

PART 2: MCQs from Number 51 – 100                   Answer key: PART II

PART 3: MCQs from Number 101 – 150                 Answer key: PART III

PART 4: MCQs from Number 151 – 200                 Answer key: PART IV

PART 5: MCQs from Number 201 – 250                 Answer key: PART V

PART 6: MCQs from Number 251 – 300                 Answer key: PART VI

PART 7: MCQs from Number 301 – 350                 Answer key: PART VII

PART 8: MCQs from Number 351 – 400                 Answer key: PART VIII

PART 9: MCQs from Number 401 – 450                 Answer key: PART IX

PART 10: MCQs from Number 451 – 500                Answer key: PART X

SEE: More Questions and Answers in Wire and Wireless Communications

Complete List of MCQs in Communications Engineering per topic

Series of Multiple Choice Questions in Electronics Systems and Technologies

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