Telecommunication Development Techniques Quiz

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What were the main components of the telecommunication field that saw development happening?

Radio broadcasting, computer programming, cybersecurity, virtual reality

Satellite communication, fiber optics, digital switching, mobile networks

Client terminals access technique, aggregation technique, multiplexing technique, transport technique (correct)

Wi-Fi technology, cloud computing, blockchain, artificial intelligence

What was a common practice during the initial stages of transmission in telecommunication?

Attaching information leaflets with visions (correct)

Implementing fully digital voice communications

Using telegraphs lines with guided media

Sending messages through emails

What was the next evolution in telecommunication after the concept of attaching information leaflets?

Creating radio stations

Building semaphore (correct)

Establishing undersea cables

Developing satellite communication

What were the main components of the main access network in the mentioned era?

Cable network made up of copper Signup and view all the answers

Why was there a need for reliable telecommunication in that era?

To have proper voice communications and switching Signup and view all the answers

What were some of the limitations associated with overhead lines in telecommunication networks?

Deterioration due to weather, electro magnetite interference, less carrying capacity Signup and view all the answers

What is the recommended depth for burying PLB HDPE Ducts for Optical Fibre Cable?

165 cm Signup and view all the answers

Why should the two ends of DWC or GI pipes be properly sealed when used for protection?

To protect HDPE pipe from sharp edges and bar entry of rodents Signup and view all the answers

When OFC is more prone to damage and exposed outside, what material is recommended for use?

GI pipes Signup and view all the answers

What is the purpose of using Split RCC/GI pipes instead of full RCC/GI pipes for protection?

To provide additional protection for the HDPE pipe Signup and view all the answers

Which type of HDPE pipe is recommended for use, based on the text provided?

$145/126$ mm diameter Signup and view all the answers

In OF Cable trenching, how should you measure depths according to the text?

Measured from the top of the pipe Signup and view all the answers

What technological advancements have contributed to the increased use of optical fibers as a transmission media?

Increased capacity to 1Gbps Signup and view all the answers

How has the requirement for bandwidth changed over time based on the text provided?

Increased to around 1Gbps Signup and view all the answers

What type of multiplexing is becoming more prevalent according to the text?

Statistical Multiplexing Signup and view all the answers

How are client terminals evolving based on the information in the text?

Gaining capabilities in voice, video, text, web, and multimedia Signup and view all the answers

In what way are human interfaces improving as mentioned in the passage?

Enhancing sensory signals like touch, vision, and mind Signup and view all the answers

What contributes to the faster service delivery and connectivity as per the text?

Increased competition and rapid growth of innovation Signup and view all the answers

What does the OTDR measure when using two markers for loss measurement?

Power level at two positions Signup and view all the answers

Which event on an OTDR trace is caused by a pair of connectors?

Fresnel reflection Signup and view all the answers

Why are fusion splices difficult to spot on an OTDR trace?

Because of low losses Signup and view all the answers

What do mechanical splices appear similar to on an OTDR trace?

Poor quality fusion splices Signup and view all the answers

Which type of splicing method does not cause Fresnel reflections?

Fusion splicing Signup and view all the answers

What information can be deduced from the appearance of various events on an OTDR trace?

Splice quality Signup and view all the answers

What is the primary function of the timer in an OTDR block diagram?

To start the timing process in the display Signup and view all the answers

What is the purpose of the directive coupler in an OTDR block diagram?

To allow the laser light to pass straight through into the fiber under test Signup and view all the answers

What is the role of the avalanche photodiode in an OTDR block diagram?

To convert the light into an electrical signal Signup and view all the answers

What is the significance of the choice of pulse width in an OTDR?

It affects the resolution of the OTDR Signup and view all the answers

What is the purpose of the amplifying and averaging feature in an OTDR block diagram?

To amplify and average the electrical signals from the APD Signup and view all the answers

What type of display is typically used in an OTDR?

Both CRT and LCD Signup and view all the answers