Telecommunication Engineering Quiz

What is the primary function of switching technology in a network?

• To store information

• To encrypt data

• To monitor network traffic

• To establish connections between nodes

Which of the following is NOT a classification of switching systems?

• Electromechanical

• Digital

• Automatic

• Manual

What type of signaling system exchanges signaling information between subscribers?

• Signaling System

• Access System

• Customer Premises Equipment

• Transport Core

What is the frequency response of the local loop in a telephone system?

• 300 to 3400 Hz

• 100 to 2000 Hz

• 400 to 8000 Hz

• 50 to 1500 Hz

What does DTMF stand for in telecommunication?

• Dual-tone Multifrequency dialing

• Digital Telephony Multi-frequency

• Dynamic Tone Multi-frequency

• Direct Tone Multi-frequency

What is the bit rate for a digital telephone call?

• 32 kbps

• 64 kbps

• 128 kbps

• 256 kbps

What does the term 'Grade of Service' refer to in traffic engineering?

• The number of calls made per hour

• The speed of data transmission

• The probability of meeting blockage during busy hour

• The quality of the network equipment

What is the average traffic per subscriber if a group of 25 subscribers generates 50 calls with an average holding time of 3 minutes?

• 0.5 Erlangs

• 2.5 Erlangs

• 0.1 Erlangs

• 1.5 Erlangs

What is the primary function of the Public-Switched Telephone Network (PSTN)?

• To allow users to make calls globally

• To provide internet services

• To encrypt voice communications

• To manage data traffic

Which of the following is a component of a telephone system?

• Microphone

• Switch

• Modem

• Router