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# MCQ in Engineering Laws and Ethics Part 1 | ECE Board Exam

This is the Multiples Choice Questions Part 1 of the Series in Engineering Laws and Ethics as one of the General Engineering and Applied Sciences (GEAS) 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 past Board Questions in General Engineering and Applied Sciences (GEAS) field.

### PRC Board of Electronics Engineering Examination Syllabi (ECE Board)

The licensure exam shall cover different areas in the field of Electronics Engineering as prescribed by the Board. Under the Implementing Rules and Regulation of R.A. 9292, the licensure exam shall compose of four subjects each with 100 items covering different areas and with its own bearing to the overall rating. The applicant shall have a general weighted average of more than 70% and a grade above 70% for each subject areas to pass the licensure exam.

ย Mathematics – 20%

1. College Algebra

• Equations in One Variable
• Functions
• Determinants
• Matrices
• Sequences and Series

2. Trigonometry

• Trigonometric functions
• Applications

3. Geometry

• Analytic Geometry
• Plane Geometry
• Solid Mensuration

4. Differential Calculus

• Derivatives and its Applications
• Functions, Continuity and Limits
• Higher-Order Derivatives
• Parametric Equations and Partial Differentiation

5. Integral Calculus

• Integration and its Applications
• Surface and Multiple Integrals and its Applications

6. Differential Equations

• First-Order, First-Degree ODE and its Applications
• Higher-Order ODE and its Applications

7. Advanced Engineering Mathematics

• Complex Number and its Applications
• Power Series, Fourier Series and its Applications
• Laplace Transforms, Inverses, and its Applications
• Fourier Transforms, Inverses and its Applications
• Z-Transforms
• Partial Differential Equations

8. Probability and Statistics

• Fundamental Principles of Counting
• Permutations and Combinations
• Measures of Central Tendency and Variations
• Probability Distributions
• Presentation of Data and Sampling Techniques
• Inferential Statistics
• Analysis of Variance, Regressions and Correlations

9. Discrete Mathematics

• Set Theory and Mathematical Logic
• Binary Operations
• Growth of Functions
• Algorithms

10. Numerical Methods

• Analysis of Errors
• Evaluation of Series Expansion of Functions
• Analysis of Variance, Regressions and Correlations
• Simultaneous Linear and Nonlinear
• ODE
• PDE

General Engineering and Applied Sciences – 20%

1. Engineering Mechanics

2. Strength of Materials

3. College Physics

4. General Chemistry

5. Thermodynamics

6. Engineering Materials

7. Engineering Economics

8. Engineering Management

9. Electromagnetics

10. Laws and Ethics

• Contract and specifications
• Telecommunications and broadcasting laws and regulations
• Electronics Engineering Law of 2004
• Code of professional ethics and conduct
• Philippine electronic code

Electronics Engineering – 30%

1. Electricity/Magnetism Fundamentals

• Atomic Structure
• Electric Charge
• Laws (ohms, Kirchhoff, coulomb, etc.)
• Magnetic Power
• Magnetic field/flux
• Magnetic/electric quantities/units
• Magnetic/electromagnet principles

2. Electrical Circuit

• Ac-dc circuits
• Resistors
• Inductors
• Capacitor

3. Solid State Devices/Circuits

• Semi-conductor fundamentals
• Transistor components, circuits, analysis, and design
• Special services (photo, electric, photo voltaic etc.)

4. Power Generator, Sources, Principles and Applications

• Cells and batteries
• Electric Generator
• Electronic power supply
• Voltage regulation
• Distribution transformer
• MUPS/Float-battery system
• Converters/inverters

5. Electronic (Audio/RF) Circuit, Analysis and Design

• Amplifiers
• Oscillators
• Rectifier
• Filters
• Voltage regulation

6. Tests and Measurements

• Volt-ohm-ammeter (analog/digital)
• R-L-Z bridges
• Oscilloscope
• RF meters
• Signal generators (audio, RF, video)
• Noise generators
• Power/reflectometer/grid dip meter

7. Microelectronics

• Integrated circuits components, characteristics, and products
• Operational amplifiers/multivibrators

8. Industrial Electronics Principles and Applications

• Electronic control system
• Industrial solid-state services
• Welding system/high frequency heating
• Feedback systems/servomechanism
• Transducers
• Motor speed control systems
• Robotic principles
• Bioelectrical principles
• Instrumentation and control

9. Computer Principles

• Analog/digital system
• Binary number system, Boolean algebra
• Mathematical logic and switching networks
• Basic digital circuits (logic, gates, flip-flops, multivibrators etc.)
• Static and dynamic memory devices
• Programming and machine languages
• Information and acquisition processing
• Analog/Digital conversion
• Computer Networking

Electronics Systems and Technologies – 30%

A. Radio Communication Systems

1. Transmission Fundamentals

• Transmission system
• Transmission medium
• Primary line constants
• Velocity and line wavelength
• Characteristic Impedance
• Propagation constants
• Phase and group velocity
• Standing waves
• Voltage Standing Wave Ratio
• Telephone lines and cables
• Wave guides
• Balanced and unbalanced lines
• Twisted pair wire
• Coaxial Cable
• The decibel
• Power dB calculations
• Signal and Noise fundamentals

2. Acoustics

• Definition
• Frequency range
• Sound pressure level
• Sound Intensity
• Loudness level
• Pitch and frequency
• Internal and octave
• Sound distortion
• Room acoustics
• Electro-Acoustics transducers

3. Modulation

• Amplitude modulation
• Phase modulation
• Frequency modulation
• Pulse modulation

4. Noise

• External noise
• Phase noise
• Noise calculation and measurements
• Radio interference

5. Radiation and Wave Propagation

• Electromagnetic radiation
• Radio spectrum
• Wave propagation
• Radiation patterns
• Wavelength calculations
• Radiation resistance
• Diversity systems

6. Antennas

• Basic considerations
• Wire Radiators in Space
• Isotropic radiator
• Current and voltage distribution
• Resonant, non-resonant antennas
• Terms and definition
• Antenna gain and resistance
• Bandwidth, beamwidth, polarization
• Effects of ground on antennas
• Grounded, ungrounded antennas
• Grounding systems
• Antenna height
• Design and applications
• Matching systems
• Impedance calculations
• Antenna types
• Directional and non-directional
• Microwave antennas
• Wideband and Special purpose antennas

7. Wire and wireless communications System

• The telephone set
• Connection and performance
• Exchange area plant
• Loop design
• Trunks in the exchange plant
• Insertion loss
• Traffic calculations
• Reference Equivalent and standards
• Telephone networks
• Signaling, Billing, CAMA, ANI
• Echo, signing and design loss
• Via net loss
• Network hierarchy, class type
• VF repeaters
• Transmission considerations in long distance network
• Telephone features – IDD, NDD, LEC
• Mobile communications
• Cellular communication, trunk radio, radio paging system etc.

8. Microwave Communications and Principles

9. Basic principles of various Electronics System

• Electro-optics/photonics/optoelectronics
• Electromagnetic
• Avionics, aerospace, navigational and military applications
• Medical electronics
• Cybernetics
• Biometrics

B. Digital and Data Communications Systems

1. Digital Communication Networks

• Bit and Binary transmission
• Signaling rate
• Error probability
• Digital filtering
• Switching
• Packet circuit
• Vertical circuit
• Open systems interconnection
• Multiplying, modulation, and synchronization
• Pulse code modulation
• Companding
• Encoding
• Bandwidth and signal to noise ratio
• Delta modulation
• Slope overload
• Adaptive delta modulation
• Codes and protocol
• Error detection and correction codes
• Digital carrier systems
• Frequency shift keying
• Phase shift keying
• Differential phase shift keying
• DC nature of data transmission
• Loops
• Neutral and polar
• Binary transmission and the concept of time
• Asynchronous and synchronous
• Timing
• Distortion
• Bits, band, WPM
• Data interface standards
• Data input/output devices
• Digital transmission on analog channel
• Modulation โ demodulation schemes parameters
• Circuit conditioning
• Modem applications
• Serial and parallel transmission

2. Fiber Optics

• Principles of light, transmission
• Types
• Light sources, laser, LED
• Light detectors
• Modulation and waveform
• System design
• General application
• Design procedure
• Dispersion limited domain
• System bandwidth
• Splicing techniques

3. Satellite, Broadcasting and Cable TV System

a. Satellite system

• The satellite system
• Types of satellite
• Satellite orbit
• Uplink considerations
• Demand assignments multiple access
• Antenna tracking
• Satellite link budgets
• Path loss
• Figure of merit
• Ratio of carrier to thermal noise power
• Station margin
• VSAT

b. Broadcasting and Cable TV System

• Radio transmitter (AM, FM, Television)
• Studio (Microphone, Amplifiers, Cameras, Lighting etc.)
• Cable television

#### Start Practice Exam Test Questions Part 1 of the Series

Choose the letter of the best answer in each questions.

1. What telecommunications law deregulates the paging services in the country?

A. E. O. 125

B. R. A. 3846

C. R. A. 3396

D. R. A. 7925

View Answer:

Answer: Option D

Solution:

2. Republic Act No. 6849 is otherwise known as

A. โElectronics Engineering Law of 2004โ

B. โTelecommunications Law of the Philippinesโ

C. โPRC Modernization Lawโ

D. โMunicipal Telephone Act of 2000โ

View Answer:

Answer: Option D

Solution:

3. What is otherwise known as โ The Maritime Communications Lawโ ?

A. R. A. 109

B. R. A. 3396

C. R. A. 3846

D. R. A. 7925

View Answer:

Answer: Option B

Solution:

4. What government regulation in telecommunication provides the policy to improve the provision of local exchange carrier service?

A. O. 109

B. R. A. 3846

C. O. 59

D. O. 546

View Answer:

Answer: Option A

Solution:

5. What is the basic law that provides for the regulation of radio station, communications in the Philippines and other purposes?

A. R. A. 3846

B. D. O. 11

C. D. O. 88

D. D. O. 5

View Answer:

Answer: Option A

Solution:

6. What law specifically requires the service of a duly registered Electronics and Communications Engineer in the designing, installation and construction, operation and maintenance of radio stations?

A. R. A. 3846

B. R. A. 9292

C. R. A. 5734

D. D. O. 88

View Answer:

Answer: Option D

Solution:

7. Which law vested the jurisdiction, control and regulation over the Philippine communications satellite corporation with the National Telecommunications Commission?

A. E. O. 109

B. E. O. 196

C. E. O. 59

D. E. O. 205

View Answer:

Answer: Option B

Solution:

8. What law provides regulation of the ownership and operation of radio and television stations and for other purposes?

A. P. D. No. 223

B. P. D. No. 576-A

C. P. D. No. 567-A

D. P. D. No. 657-A

View Answer:

Answer: Option B

Solution:

9. What NTC memorandum circular sets the rules and regulations governing the manufacture, acquisition, sale and service of radio communication equipment?

A. MC No. 9-13-98

B. MC No. 8-06-88

C. MC No. 4-22-99

D. MC No. 2-05-88

View Answer:

Answer: Option D

Solution:

10. What law governs the operations of cable television in the Philippines?

A. E. O. 196

B. E. O. 463

C. E. O. 436

D. E. O. 205

View Answer:

Answer: Option C

Solution:

11. What law created the national council for the promotion of E-Commerce in the country?

A. E. O. 467

B. E. O. 468

C. E. O. 109

D. E. O. 59

View Answer:

Answer: Option B

Solution:

12. Which law provides for a national policy on the operation and use of international satellite communications in the country?

A. E. O. 468

B. E. O. 109

C. E. O. 205

D. E. O. 467

View Answer:

Answer: Option D

Solution:

13. What law regulates the operation of CATV systems in the country?

A. E. O. 436

B. E. O. 205

C. E. O. 250

D. E. O. 346

View Answer:

Answer: Option B

Solution:

14. What is an executive order signed by former President Fidel Ramos in March 1998 providing the national policy in the operation and use of international satellite communications in the Philippines?

A. E. O. 3846

B. E. O. 59

C. E. O. 456

D. E. O. 467

View Answer:

Answer: Option D

Solution:

15. When was the effectivity of Executive Order No. 59?

A. December 21, 1993

B. February 24, 1993

C. June 21, 1993

D. December 12, 1993

View Answer:

Answer: Option B

Solution:

16. When was the effectivity of Executive Order No. 436?

A. September 11, 1997

B. September 6, 1997

C. September 9, 1997

D. September 18, 1997

View Answer:

Answer: Option C

Solution:

17. When was the effectivity of Executive Order No. 109?

A. July 12, 1993

B. July 15, 1993

C. October 10, 1993

D. December 12, 1993

View Answer:

Answer: Option A

Solution:

18. When was the affectivity of Executive Order No. 205?

A. June 30, 1987

B. June 21, 1987

C. June 12, 1987

D. June 1, 1987

View Answer:

Answer: Option A

Solution:

19. When is the effectivity of Republic Act No. 7925?

A. March 1, 1995

B. March 21, 1995

C. February 20, 1995

D. March 7, 1995

View Answer:

Answer: Option B

Solution:

20. When was Republic Act No. 7925 approved?

A. March 1, 1995

B. March 15, 1995

C. March 17, 1995

D. March 21, 1995

View Answer:

Answer: Option A

Solution:

21. What law created the Movie and Television Review and Classification Board (MTRCB)?

A. P. D. 223

B. P. D. 1986

C. P. D. 1987

D. P. D. 1988

View Answer:

Answer: Option B

Solution:

22. What law created the Videogram Regulatory Board (VRB)?

A. P. D. 223

B. P. D. 1986

C. P. D. 1987

D. P. D. 1988

View Answer:

Answer: Option C

Solution:

23. What is the new regulation issued by NTC providing the guideline for mobile personal communication having a global coverage using satellite?

A. NMT

B. GMPCS

C. GSM

D. TACS

View Answer:

Answer: Option B

Solution:

24. What government agency is the principal administrator of Republic Act No. 7925?

A. Bureau of Communications

B. Department of Transportation and Communications

C. House of Representatives

D. National Telecommunications Commission

View Answer:

Answer: Option D

Solution:

25. What government agency was designated as the Chairman of the Electronic Commerce Promotion Council?

A. NTC

B. DOTC

C. NEDA

D. DTI

View Answer:

Answer: Option D

Solution:

26. The VRB Board is composed of a chairman, a vice chairman and members.

A. 10

B. 18

C. 22

D. 25

View Answer:

Answer: Option B

Solution:

27. MTRCB Board is composed of a chairman, a vice chairman & members.

A. 5

B. 10

C. 20

D. 30

View Answer:

Answer: Option D

Solution:

28. MTRCB law defines an โAdultโ as a person years of age and above.

A. 18

B. 19

C. 20

D. 21

View Answer:

Answer: Option A

Solution:

29. Radio programs not suitable for children must be aired after what time?

A. 7 PM

B. 8 PM

C. 9 PM

D. 10 PM

View Answer:

Answer: Option C

Solution:

30. All are AM radio prime time block for provincial stations except one. Which one?

A. 5 AM to 9 AM

B. 12 NN to 2 PM

C. 11 AM to 3 PM

D. 4 PM to 7 PM

View Answer:

Answer: Option C

Solution:

31. For CATV system, prime time refers to the five-hour period from local time.

A. 6:00 to 11:00 PM

B. 5:00 to 10:00 PM

C. 4:00 to 9:00 PM

D. 3:00 to 8:00 PM

View Answer:

Answer: Option A

Solution:

32. What is the prime time block for FM radio for provincial stations?

A. 5 AM to 7 PM

B. 6 AM to 8 PM

C. 7 AM to 7 PM

D. 6 PM to 7 PM

View Answer:

Answer: Option B

Solution:

33. What is the prime time block for AM radio in Metro Manila?

A. 5 AM to 9 AM and 4 PM to 8 PM

B. 4 AM to 8 AM and 4 PM to 8 PM

C. 5 AM to 9 AM and 5 PM to 9 PM

D. 6 AM to 10 AM and 5 PM to 9 PM

View Answer:

Answer: Option A

Solution:

34. What is the prime time block for FM radio in Metro Manila?

A. 7:00 AM to 7 PM

B. 6:00 AM to 6 PM

C. 6:00 AM to 8 PM

D. 7:00 AM to 8 PM

View Answer:

Answer: Option C

Solution:

35. In Metro Manila, Class D airtime classification for FM radio is from

. A. 6 AM to 8 PM

B. 9 PM to 12 MN

C. 5 AM to 6 AM and 8 PM to 9 PM

D. 12 MN to 5 AM

View Answer:

Answer: Option D

Solution:

36. According to the medium frequency broadcast standards, the term โnighttimeโ refers to the period of time between UTC.

A. 1000 to 2200

B. 1000 to 1600

C. 1000 to 1500

D. 1000 to 1800

View Answer:

Answer: Option A

Solution:

37. What is the maximum power suggested by KBP on 919 โ 1312 AM broadcast station in Metro Manila?

A. 10 kW

B. 20 kW

C. 15 kW

D. 5 kW

View Answer:

Answer: Option B

Solution:

38. What is the minimum carrier power output of a standard AM broadcast where effective and direct supervision of an Electronics and Communications Engineer is required?

A. 5 kW

B. 4 kW

C. 1 kW

D. 3 kW

View Answer:

Answer: Option C

Solution:

39. What is the maximum power allocation for AM broadcast in Metro Manila?

A. 10 kW

B. 25 kW

C. 50 kW

D. 100 kW

View Answer:

Answer: Option C

Solution:

40. According to the TV broadcast standards, what is the maximum effective radiated power in Metro Manila and Metro Cebu for channels 7 โ 13?

A. 300 kW

B. 500 kW

C. 1000 kW

D. 1500 kW

View Answer:

Answer: Option C

Solution:

41. In Metro Manila, commercial load shall not exceed minutes for one hour program.

A. 10

B. 15

C. 20

D. 25

View Answer:

Answer: Option B

Solution:

42. KBP Radio Code requires each radio station a minimum of of news per day.

A. 1 hour

B. 45 minutes

C. 2 hours

D. 1 hour and 30 minutes

View Answer:

Answer: Option B

Solution:

43. Program interruption for the airing of commercial in Metro Manila shall not exceed breaks in every program hour.

A. 8

B. 5

C. 6

D. 7

View Answer:

Answer: Option C

Solution:

44. Program interruption for the airing of commercial outside Metro Manila shall not exceed breaks per program hour.

A. 5

B. 6

C. 7

D. 8

View Answer:

Answer: Option C

Solution:

45. Outside Metro Manila, commercial load shall not exceed minutes in one hour program.

A. 12

B. 15

C. 17

D. 20

View Answer:

Answer: Option C

Solution:

46. All stations must promote the Filipino music by playing OPM every hour.

A. 2

B. 4

C. 1

D. 3

View Answer:

Answer: Option B

Solution:

47. All station must have a minimum of news/day form 5:00 AM to 10:00 PM.

A. 50 minutes

B. 60 minutes

C. 30 minutes

D. 45 minutes

View Answer:

Answer: Option D

Solution:

48. Newscast is a distinct unit of a program with minimum news content of excluding intro, extro, headline and commercial load.

A. 1 minute

B. 2 minutes

C. 30 seconds

D. 1 minute and 30 seconds

View Answer:

Answer: Option A

Solution:

49. In Metro Manila, program interruption for the airing of commercial shall not exceed how many breaks in 1 hour?

A. 5

B. 3

C. 7

D. 6

View Answer:

Answer: Option D

Solution:

50. TV station is required at least newscast (aggregate total including advisories) per day during weekdays.

A. 20 minutes

B. 40 minutes

C. 60 minutes

D. 30 minutes

View Answer:

Answer: Option D

Solution:

### Online Questions and Answers in Laws and Ethics Series

Following is the list of multiple choice questions in this brand new series:

MCQ in Engineering Laws and Ethics
PART 1: MCQ from Number 1 โ 50                        Answer key: PART 1
PART 2: MCQ from Number 51 โ 100                   Answer key: PART 2
PART 3: MCQ from Number 101 โ 150                 Answer key: PART 3
PART 4: MCQ from Number 151 โ 200                 Answer key: PART 4
PART 5: MCQ from Number 201 โ 250                 Answer key: PART 5
PART 6: MCQs from Number 251 โ 300                 Answer key: PART 6
PART 7: MCQ from Number 301 โ 350                 Answer key: PART 7
PART 8: MCQ from Number 351 โ 400                 Answer key: PART 8
PART 9: MCQ from Number 401 โ 450                 Answer key: PART 9
PART 10: MCQ from Number 451 โ 500                 Answer key: PART 10

### Complete List of MCQs in General Engineering and Applied Science per topic

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