Question 1

Call hold is the ability to place an active connection on hold while using the telephone for something else.

Accepted Answer

Call hold allows a user to pause an active phone call, freeing up the line to make or receive another call, or perform another task, without disconnecting the original call.

Question 2

Caller identification is a feature that displays the name and telephone number of the party who is calling.

Accepted Answer

Caller identification, commonly known as caller ID, is a telephone service feature that allows the recipient to see the caller's telephone number and often the name before answering.

Question 3

Call pickup is one of the characteristics of a key telephone system that requires the user to push a button on the telephone station to select a line before placing a call.

Accepted Answer

Call pickup is a feature in key telephone systems where users manually select a line by pressing a button before making a call, distinguishing it from automatic line selection in other systems.

Question 4

Inside wiring is a feature found in private switching systems that enables users to push a one or two-digit number to speak directly with a colleague in the same office.

Accepted Answer

Inside wiring refers to the physical cabling and infrastructure within a building used for telecommunications and networking, not a feature for direct dialing colleagues. The described feature is more accurately associated with direct inward dialing or extension dialing in a private branch exchange (PBX) system.

Question 5

The key telephone system is a centralized, wall-mounted console that provides the intelligence behind a KSU.

Accepted Answer

The key telephone system (KTS) uses a central control device known as a key system unit (KSU) to provide intelligence and functionality, not a wall-mounted console.

Question 6

Station equipment refers to any type of telephone and its ancillary parts.

Accepted Answer

Station equipment includes telephones and their ancillary parts, which are components used in telecommunications systems.

Question 7

Spread spectrum refers to a dialing scheme in which the turning and releasing of a numbered wheel alternately opens and closes the local loop circuit, issuing a series of pulses as the dial returns to its position.

Accepted Answer

Spread spectrum is a method of transmitting a signal by spreading it over a wide range of frequencies, enhancing communication security and resistance to interference, not related to a dialing scheme.

Question 8

Tie trunk is a device that holds a handset and closes a switch when the handset is lifted to complete the local loop circuit.

Accepted Answer

A tie trunk is a communication line or circuit that connects two private branch exchanges (PBXs) or telephone switches, allowing calls to be made directly between them without using the public switched telephone network. It does not hold a handset or close a switch related to a local loop circuit.

Question 9

Totalizer refers to the wire inside a telephone wire pair that supplies the ground from the central office's battery to the telephone.

Accepted Answer

A totalizer is actually a device or system used for totaling or summing up quantities, such as votes, points, or in industrial settings, measurements or production counts. It does not refer to a wire inside a telephone wire pair.

Question 10

Voice mail is a computerized system of recording messages for later retrieval.

Accepted Answer

Voice mail systems digitally record messages from callers when the recipient is unavailable, allowing for later retrieval by the intended recipient.

Question 11

Call hold refers to the ability to place an active connection on hold while using the telephone for something else. _________________________

Accepted Answer

Call hold allows a user to pause an active phone call, enabling them to use the line to make another call, answer an incoming call, or perform another task before returning to the held call.

Question 12

Private switching is a feature in most standard switching system that prevents other parties from picking up a line that is in use. _________________________

Accepted Answer

Privacy

Question 13

Caller identification is a feature that displays the name and telephone number of the party who is calling. _________________________

Accepted Answer

Caller identification, commonly known as caller ID, is a telephone service feature that allows the recipient to see the caller's telephone number and often the name before answering.

Question 14

Hybrid coil is a device introduced into telephone sets in the early 1900s to separate the incoming transmit and receiver signals into their own two-wire connections. _________________________

Accepted Answer

A hybrid coil, also known as a hybrid transformer or telephone hybrid, is indeed used in telephone sets to convert between two-wire and four-wire forms of communication, effectively separating the incoming and outgoing audio signals to prevent interference and allow for clearer two-way communication.

Question 15

Inside wiring is a feature found in private switching systems that enable users to push a one or two-digit number to speak directly with a colleague in the same office. _________________________

Accepted Answer

Intercom

Question 16

Ringback is the device that sounds a bell or tone on a subscriber's telephone to indicate an incoming call. _________________________

Accepted Answer

Ringer

Question 17

Message waiting refers to a light on the telephone that indicates if a party has a message waiting in his voice mail. _________________________

Accepted Answer

Message waiting is a feature on telephones that alerts users to the presence of voicemail messages through a visual indicator, such as a blinking light, on the phone.

Question 18

Tie trunk is a dedicated circuit that connects two PBX systems. _________________________

Accepted Answer

A tie trunk is indeed a dedicated circuit or communication path used for connecting two Private Branch Exchange (PBX) systems, allowing them to communicate directly with each other.

Question 19

Tip is a device inside a coin operated telephone that determines what type of coin was deposited and relays information to the switch through pulses of brief dual-frequencies. _________________________

Accepted Answer

Totalizer

Question 20

TDD is a device invented by the Teletype Corporation that uses alphanumeric characters entered through a keyboard to communicate over a voice or data network. _________________________

Accepted Answer

TTY TeleTYpewriter

Quiz 5: Customer Premise Equipment and Applications