Practice Quiz in Wire and Wireless Communications System Part 8

(Last Updated On: December 21, 2017)

Quiz in Wire and Wireless Communications System

This is the Online Practice Quiz in Wire and Wireless Communications System Part 8 as one of the Communications Engineering topic. In Preparation for the ECE Board Exam make sure to expose yourself and familiarize in each and every questions compiled here taken from various sources including but not limited to past Board Examination Questions in Electronic System and Technologies, Communications Books, Journals and other Communications References.

Continue Part VIII of the Online Practice Quiz

Quiz in Wire and Wireless Communications System

Question 71. _____ is picking up of the same station at two nearby points on the receiver dial.

A. Double spotting

B. Hot shot

C. Image frequency

D. Bail shot

Question 72. A method of expressing the amplitudes of complex non-periodic signals such as speech.

A. Volume

B. Pitch

C. Frequency

D. Wavelength

Question 73. Cellular mobile system was first operated in

A. 1979

B. 1981

C. 1983

D. 1985

Question 74. When a line and a load are match the reflection coefficient is

A. Unity

B. Zero

C. Positive infinity

D. Negative infinity

Question 75. ______ is a voice operated device that inserts a high loss in the opposite direction of transmission of the talking party.

A. Hybrid

B. 2-wire circuit

C. Echo suppressor


Question 76. ______ of a data reduction says that when reducing a set of data into the form of an underlying mode, one should be maximally non-committal with respect to missing data.

A. Jaynes maximum entropy principle

B. Kullback principle of minimum discrimination

C. Minimum discrimination

D. Maximum entropy

Question 77. When one channel picks up the signal carried by another channel.

A. Echo

B. Crosstalk

C. Party line

D. Crosslink

Question 78. If the reflection coefficient is 0.5, the standing wave ratio is

A. 0.33

B. Unity

C. 3

D. Zero

Question 79. Presently, this is the “standard” frequency bandwidth for voice transmission.

A. 0 to 4000 Hz

B. 100 to 3400 Hz

C. 300 to 3400 Hz

D. 300 to 3000 Hz

Question 80. The telephone set is powered by the central office on the ring side at

A. 42 to 52 Vdc

B. –42 to -52 Vdc

C. 24 to 64 Vdc

D. –24 to –64 Vdc

List of Practice Quizzes

Print Friendly, PDF & Email
Help Me Makes a Difference!

P inoyBIX educates thousands of reviewers/students a day in preparation for their board examinations. Also provides professionals with materials for their lectures and practice exams. Help me go forward with the same spirit.

“Will you make a small gift today via GCASH?” +63 966 459 6474

Add Comment

© 2014 PinoyBIX Engineering. © 2019 All Rights Reserved | How to Donate? | Follow me on Blogarama Protection Status

Math Solution

Advanced Math problem age work mixture digit motion Analytic Geometry 01 problem Analytic Geometry 02 problem clock variation progression misc Combination problem Differential Calculus 01 Problem Differential Calculus 02 Problem Differential Equations Problem Fundamentals in Algebra Fundamentals in Algebra Problem Integral Calculus problem Permutation problem Plane Geometry problem Plane Trigonometry problem Probability problem quadratic equation binomial theorem logarithms Solid Geometry problem Spherical Trigonometry problem System of Numbers Problem Venn Diagram Problem

Questions and Answers in Mathematics

Advanced Math Age Work Mixture Digit Motion Algebra and General Mathematics Analytic Geometry 01 Analytic Geometry 02 Calculus Clock Variation Progression Misc Differential Calculus 01 Differential Calculus 02 Differential Equations Engineering Mathematics Geometry Integral Calculus Plane Geometry Plane Trigonometry Probability and Statistics Quadratic Equation Binomial Theorem Logarithms Solid Geometry Spherical Trigonometry System of Numbers Trigonometry


Pre-board in Electronics Engineering

Answers Pre-board in Electronics Engineering - Answers

Questions and Answers

Basic Television - Grob TV Boylestad Questions and Answers Computer Principles Electrical Circuit Electricity and Magnetism Fundamentals Electronic Circuits Floyd Questions and Answers Floyd Self-test Gibilisco Questions and Answers Grob Questions and Answers Industrial Electronics Principles and Applications Malvino Questions and Answers Microelectronics Power Generators / Sources / Principles and Applications Solid State Devices Tests and Measurements Vacuum Tubes

Pre-board in Communications Engineering


Questions and Answers

Acoustics Antennas Blake Questions and Answers Broadcasting and Cable TV System Digital Communication Networks Forouzan Frenzel Self-test Kennedy Questions and Answers Microwave Communications Miscellaneous Questions in Communications Modulation Navigational Aids and Radar Systems Noise Optical Fiber Communications Radiation and Wave Propagation Satellite Communications Transmission Fundamentals Wire and Wireless Communications

GEAS Solution

Dynamics problem Economics problem Physics problem Statics problem Strength problem Thermodynamics problem

Pre-board in GEAS

Questions and Answers in GEAS

Engineering Economics Engineering Laws and Ethics Engineering Management Engineering Materials Engineering Mechanics General Chemistry Giancoli Physics Physics Strength of Materials Thermodynamics
Online Tool: Electrical Charge Conversions
Online Tool: Electrical Charge Conversions
Online Tool: Color Code Conversions
Online Tool: Color Code Conversions
Online Tool: Weight Measurement Conversions
Online Tool: Weight Measurement Conversions
Online Tool: Temperature Measurement Conversions
Online Tool: Temperature Measurement Conversions