adplus-dvertising

Practice Quiz in Wire and Wireless Communications System Part 1

(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 1 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.

Start Part I of the Online Practice Quiz

Quiz in Wire and Wireless Communications System

Question 1. What is the number of channels of a cellular system with an allocated spectrum of 25 MHz and with a channel of 30 kHz bandwidth?

A. 833

B. 240

C. 1000

D. 666

Question 2. A cell in the cellular telephone system means

A. A power source

B. Small area

C. Large area

D. Service area

Question 3. By definition, for a sine wave

A. 0 dBm = 0 V.U.

B. 0 dBW = 0 V.U.

C. 0 dBa = 0 V.U.

D. 0 dBf = 0 V.U.

Question 4. The number of transmit/receive channels in the cellular system is

A. 625

B. 645

C. 655

D. 666

Question 5. When a single cell is divided into smaller cells that process is called

A. Cell splitting

B. Cell division

C. Reuse

D. Cell sharing

Question 6. The transmission range of cellular telephony is generally about

A. 80 km

B. 65 km

C. 160 km

D. 16 km

Question 7. The signals designed to keep the receivers and transmitters aligned.

A. Carrier frequencies

B. Pilot carrier signals

C. Synchronizing signals

D. Reference signals

Question 8. What is a concentrator?

A. A system that improves the signal-to-noise ratio by compressing the volume range of a signal.

B. A device that varies the characteristics of a carrier signal in accordance with the waveform of a modulating signal which contains useful information

C. A switching system that lets a large number of telephone or data processing subscribers use a lesser number of transmission lines or a narrow bandwidth

D. Equipment in the central office.

Question 9. A 300 ohms line is terminated in a resistance load of 200 ohms, the VSWR is

A. 0.65

B. 1.5

C. Unity

D. Zero

Question 10. What is an acoustic coupler?

A. A device that radiates audible signals via a transmitting antenna

B. A device that converts electric signals into audio signals, enabling data to be transmitted over the public telephone network via a conventional telephone handset

C. A device that receives audible signals and retransmits them at VHF frequencies

D. A transducer

List of Practice Quizzes

Please do Subscribe on YouTube!

P inoyBIX educates thousands of reviewers and 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 subscribe today via YOUTUBE?”

Subscribe

What You Also Get: FREE ACCESS & DOWNLOAD via GDRIVE

TIRED OF ADS?

  • Become Premium Member and experienced fewer ads to ads-free browsing.
  • Full Content Access Exclusive to Premium members
  • Access to PINOYBIX FREEBIES folder
  • Download Reviewers and Learning Materials Free
  • Download Content: You can see download/print button at the bottom of each post.

PINOYBIX FREEBIES FOR PREMIUM MEMBERSHIP:

  • CIVIL ENGINEERING REVIEWER
  • CIVIL SERVICE EXAM REVIEWER
  • CRIMINOLOGY REVIEWER
  • ELECTRONICS ENGINEERING REVIEWER (ECE/ECT)
  • ELECTRICAL ENGINEERING & RME REVIEWER
  • FIRE OFFICER EXAMINATION REVIEWER
  • LET REVIEWER
  • MASTER PLUMBER REVIEWER
  • MECHANICAL ENGINEERING REVIEWER
  • NAPOLCOM REVIEWER
  • Additional upload reviewers and learning materials are also FREE

FOR A LIMITED TIME

If you subscribe for PREMIUM today!

You will receive an additional 1 month of Premium Membership FREE.

For Bronze Membership an additional 2 months of Premium Membership FREE.

For Silver Membership an additional 3 months of Premium Membership FREE.

For Gold Membership an additional 5 months of Premium Membership FREE.

Join the PinoyBIX community.

This offer has expired!

SubscribeMembership Plan

Add Comment

Shopee Store: JABEESHOP . © 2014-2023 All Rights Reserved | How to Donate? | Follow me on Blogarama DMCA.com Protection Status
error: Alert: Content selection is disabled!! (Subscribe to Enable)