GSM Fundamentals! Trivia Questions Quiz

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GSM Fundamentals! Trivia Questions Quiz - Quiz

What do you know about GSM fundamentals? Can you answer these GSM fundamentals trivia quiz questions? Try your luck, then! The concept of GSM emerged from a cell-based mobile radio system at Bell Laboratories in the early 1970s. GSM is the name of a control group that was established in 1982 to produce a common European mobile telephone standard. Let's check how many correct answers you give in this quiz. Play the quiz and test your knowledge.


Questions and Answers
  • 1. 

    Which area of the world first deployed cellular services for commercial use?

    • A.

      Scandinavia

    • B.

      Central Europe

    • C.

      West Africa

    • D.

      North America

    Correct Answer
    A. Scandinavia
    Explanation
    Scandinavia was the first area in the world to deploy cellular services for commercial use. This means that they were the first to offer mobile phone services to the general public for a fee. The other options, Central Europe, West Africa, and North America, did not deploy cellular services for commercial use before Scandinavia.

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  • 2. 

    GSM stands for...

    • A.

      Groupe Spécial Mobile

    • B.

      Global System for Mobile Communications

    • C.

      Great Streaming of Media

    • D.

      Global Standard of Mobile Communications

    Correct Answer
    B. Global System for Mobile Communications
    Explanation
    GSM stands for Global System for Mobile Communications. This is a widely used standard for mobile communication that allows for voice and data services. It is used by billions of people around the world and provides a global standard for mobile communication technology. The other options, Groupe Spécial Mobile, Great Streaming of Media, and Global Standard of Mobile Communications, are not the correct definitions for GSM.

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  • 3. 

    Modulation is defined as....

    • A.

      The distance between the uplink and downlink frequencies

    • B.

      The separation between adjacent carrier frequencies

    • C.

      The process of changing the characteristics of a carrier frequency

    • D.

      The number of cycles per unit of time

    Correct Answer
    C. The process of changing the characteristics of a carrier frequency
    Explanation
    Modulation refers to the process of altering the characteristics of a carrier frequency. This involves modifying one or more properties of the carrier wave, such as amplitude, frequency, or phase, in order to encode information onto it. Through modulation, the carrier wave can carry data or signals that can be transmitted over a communication channel. The modulation technique used determines how the characteristics of the carrier wave are changed to represent the desired information.

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  • 4. 

    What is the air interface between the Mobile Station (MS) and Base Transceiver Station (BTS) called?

    • A.

      Um

    • B.

      Tx

    • C.

      Rx

    • D.

      HLR

    Correct Answer
    A. Um
    Explanation
    The air interface between the Mobile Station (MS) and Base Transceiver Station (BTS) is called Um.

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  • 5. 

    What is the basic service unit of GSM communications?

    • A.

      Location Area

    • B.

      Cell

    • C.

      OLMN Service Area

    • D.

      MSC / VLR Service Area

    Correct Answer
    B. Cell
    Explanation
    The basic service unit of GSM communications is a cell. A cell is a geographical area covered by a base station, which allows mobile devices to communicate with the network. Each cell has a unique identifier and is served by a base transceiver station (BTS). Cells are the building blocks of a cellular network, and they are designed to provide coverage and capacity for mobile communication services.

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  • 6. 

    The first cellular systems were....

    • A.

      Analogue

    • B.

      Digital

    • C.

      Carrier waves

    • D.

      Both A and B

    Correct Answer
    A. Analogue
    Explanation
    The correct answer is analogue. This is because the first cellular systems used analogue technology, which transmitted voice and data signals in continuous waves. Digital technology was introduced later on, offering improved signal quality and capacity. Carrier waves, on the other hand, are used in both analogue and digital systems to carry the signals. Therefore, option C is incorrect. Option D, "Both A and B," is also incorrect as it includes digital, which was not part of the first cellular systems.

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  • 7. 

    The Location Area is the area in which a subscriber can be paged.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The Location Area refers to the geographical area within a cellular network where a subscriber's device can be located and reached. When a subscriber is within this area, they can receive incoming calls or messages. Therefore, it is true that the Location Area is the area in which a subscriber can be paged.

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  • 8. 

    GSM provides requirements for analog cellular services.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    GSM, or Global System for Mobile Communications, is a digital cellular technology that provides requirements for digital cellular services, not analog cellular services. Therefore, the statement that "GSM provides requirements for analog cellular services" is false.

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  • 9. 

    The Home Location Register (HLR) is a database used for storing and managing subscriptions.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The Home Location Register (HLR) is indeed a database used for storing and managing subscriptions. This database contains information about the subscribers of a mobile network, such as their location, services they have subscribed to, and other relevant data. It plays a crucial role in the functioning of a mobile network by keeping track of subscriber information and enabling the provision of services. Therefore, the statement "The Home Location Register (HLR) is a database used for storing and managing subscriptions" is true.

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  • 10. 

    The Authentication Centre (AUC) provides authentication and encryption parameters that verify the user's identity and ensure the confidentiality of each call.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The Authentication Centre (AUC) plays a crucial role in ensuring the security of user identities and the confidentiality of each call. It provides authentication and encryption parameters that verify the user's identity, ensuring that only authorized individuals can access the system. Additionally, it ensures the confidentiality of each call by encrypting the communication to prevent unauthorized interception or access to the call's content. Therefore, the statement is true.

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  • 11. 

    The Message Centre (MXE) is a node that provides intelligent network services.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    The statement is false because the Message Centre (MXE) is not a node that provides intelligent network services.

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  • 12. 

    The Public Land Mobile Network (PLMN) service area is an area served by one network operator.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The statement is true because a Public Land Mobile Network (PLMN) service area refers to the geographical area covered by a single network operator. This means that within a specific PLMN service area, only one network operator provides mobile services to the users. This allows for efficient management and control of the network infrastructure within that particular area.

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  • 13. 

    GSM utilizes Code Division Multiple Access (CDMA) rather than Time Division Multiple Access (TDMA).

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    GSM actually utilizes Time Division Multiple Access (TDMA) rather than Code Division Multiple Access (CDMA). TDMA is a digital technology that allows multiple users to share the same frequency channel by dividing it into different time slots. CDMA, on the other hand, is a different digital technology used in systems like CDMA2000 and WCDMA. Therefore, the correct answer is False.

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  • 14. 

    The Base Station Subsystem (BSS) comprises of what?

    • A.

      The Base System Transcontroller and Base Station Condenser

    • B.

      The Base Transceiver Station and Base Station Controller

    • C.

      The Base Transcript System and Base System Computer

    • D.

      The Transfer Station and Base Station Computer

    Correct Answer
    B. The Base Transceiver Station and Base Station Controller
    Explanation
    The correct answer is The Base Transceiver Station and Base Station Controller. The Base Station Subsystem (BSS) is an essential component of a cellular network. It is responsible for managing the radio resources and communication between the mobile devices and the network. The Base Transceiver Station (BTS) is the equipment that communicates directly with the mobile devices, handling the transmission and reception of signals. The Base Station Controller (BSC) is responsible for managing and controlling multiple BTSs, allocating resources, and coordinating handovers. Together, the BTS and BSC form the BSS, which plays a crucial role in ensuring efficient and reliable communication within the cellular network.

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  • 15. 

    A GSM cell can cover a distance up to....

    • A.

      15km

    • B.

      25km

    • C.

      35km

    • D.

      10km

    Correct Answer
    C. 35km
    Explanation
    A GSM cell can cover a distance up to 35km. This is because GSM (Global System for Mobile Communications) technology allows for a larger coverage area compared to other cellular technologies. The range of a GSM cell is determined by factors such as the power output of the base station, the height of the cell tower, and the surrounding terrain. By optimizing these factors, a GSM cell can provide coverage over a larger distance, up to 35km.

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  • 16. 

    The effective range of a GSM cell depends on what?

    • A.

      Frequency in use

    • B.

      Transmitter power

    • C.

      Required data rate of the Mobile Station (MS)

    • D.

      Geographical conditions

    • E.

      All of the above

    Correct Answer
    E. All of the above
    Explanation
    The effective range of a GSM cell depends on multiple factors including the frequency in use, transmitter power, required data rate of the Mobile Station (MS), and geographical conditions. The frequency in use determines the signal propagation characteristics and the ability to penetrate obstacles. The transmitter power determines the strength of the signal and its reach. The required data rate of the Mobile Station (MS) affects the distance at which the signal can be reliably received. Lastly, geographical conditions such as terrain and vegetation can also impact the effective range of a GSM cell.

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  • 17. 

    The Base Station Controller (BSC) handles the allocation of radio channels.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The Base Station Controller (BSC) is responsible for managing and allocating radio channels in a cellular network. It acts as an interface between the Mobile Switching Center (MSC) and the Base Transceiver Stations (BTS). The BSC controls the assignment and release of radio channels to mobile devices, ensuring efficient utilization of available resources. By managing the allocation of radio channels, the BSC helps in optimizing network capacity and maintaining good call quality. Therefore, the statement that the BSC handles the allocation of radio channels is true.

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  • 18. 

    The Base Station Controller (BSC) communicates with the Base Transceiver Station (BTS) over what interface?

    • A.

      Hertz

    • B.

      Tx / Rx

    • C.

      Abis

    • D.

      Cbit

    Correct Answer
    C. Abis
    Explanation
    The Base Station Controller (BSC) communicates with the Base Transceiver Station (BTS) over the Abis interface. This interface is responsible for carrying control and signaling information between the BSC and BTS, allowing them to coordinate and manage the radio resources efficiently. The Abis interface enables functions such as call setup, handover, and resource allocation, ensuring smooth communication between the BSC and BTS.

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  • 19. 

    Macro, Micro, Pico, Femto, and Umbrella are all types of what?

    • A.

      Uplink and downlink channels

    • B.

      GSM filters

    • C.

      Cell sizes in a GSM network

    • D.

      GSM interfaces

    Correct Answer
    C. Cell sizes in a GSM network
    Explanation
    Macro, Micro, Pico, Femto, and Umbrella are all types of cell sizes in a GSM network. In a GSM network, different cell sizes are used to provide coverage in different areas. Macro cells cover large areas such as cities or rural areas, while micro cells cover smaller areas like buildings or neighborhoods. Pico cells cover even smaller areas like individual buildings or rooms, and femto cells are used for very small areas like homes or offices. Umbrella cells are used to provide coverage in areas with overlapping cells.

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  • 20. 

    GPRS stands for....

    • A.

      Global Prefence for Radio Systems

    • B.

      General Packet Radio Service

    • C.

      Gateway for Packet Radio Services

    • D.

      General Platform for Radio Systems

    Correct Answer
    B. General Packet Radio Service
    Explanation
    GPRS stands for General Packet Radio Service. It is a mobile data service that allows users to access the internet and other data services on their mobile devices. GPRS uses packet switching technology to transmit data over the mobile network, allowing for faster and more efficient data transfer compared to traditional circuit-switched networks. This technology is widely used in mobile networks around the world to provide internet connectivity and support various mobile applications and services.

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  • 21. 

    GPRS is sometimes referred to as 2.5G.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    GPRS (General Packet Radio Service) is a mobile data service that provides internet access on mobile devices. It is considered a transition between 2G and 3G networks, hence it is sometimes referred to as 2.5G. GPRS introduced packet-switching technology, allowing for faster and more efficient data transmission compared to traditional circuit-switched networks. This technology paved the way for the development of more advanced mobile data services like EDGE and 3G. Therefore, the statement that GPRS is sometimes referred to as 2.5G is true.

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  • 22. 

    3rd generation mobile telecommunications (3G) networks offer greater security than 2G networks.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    3rd generation mobile telecommunications (3G) networks offer greater security than 2G networks because they use more advanced encryption algorithms and protocols. This enhanced security ensures that the communication between devices and the network is protected from eavesdropping and unauthorized access. Additionally, 3G networks have improved authentication mechanisms, making it more difficult for attackers to impersonate legitimate users. Therefore, compared to 2G networks, 3G networks provide a higher level of security for mobile communications.

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  • 23. 

    High mobility users of 4th generation mobile telecommunications (4G) networks should be able to achieve connection speeds of....

    • A.

      10 Gigawatts

    • B.

      2 Gbit/s

    • C.

      1 Gbit/s

    • D.

      100 Mbit/s

    Correct Answer
    D. 100 Mbit/s
    Explanation
    High mobility users of 4th generation mobile telecommunications (4G) networks should be able to achieve connection speeds of 100 Mbit/s. This means that users who are constantly on the move, such as in a vehicle, should still be able to maintain a relatively fast internet connection. However, it is important to note that the actual connection speed experienced by users may vary depending on various factors such as network congestion and signal strength.

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  • 24. 

    Low mobility users of 4th generation mobile telecommunications (4G) networks should be able to achieve connection speeds of...

    • A.

      50 Megawatts per second

    • B.

      1 Gbit/s

    • C.

      100 Mbit/s

    • D.

      2 Gbit/s

    Correct Answer
    B. 1 Gbit/s
    Explanation
    Low mobility users of 4th generation mobile telecommunications (4G) networks should be able to achieve connection speeds of 1 Gbit/s. This means that users who are not moving much, such as those in a stationary position, should be able to experience fast internet speeds of 1 gigabit per second. This high speed allows for quick downloads, smooth video streaming, and seamless browsing on mobile devices.

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  • 25. 

    SIM stands for....

    • A.

      Serial Identity Master

    • B.

      Subscriber Interface Marker

    • C.

      Subscriber Identity Module

    • D.

      System Interface Module

    Correct Answer
    C. Subscriber Identity Module
    Explanation
    SIM stands for Subscriber Identity Module. This is a small card that is inserted into a mobile device, such as a smartphone, to identify and authenticate the user on a cellular network. The SIM card contains information such as the user's phone number, contacts, and text messages. It allows the user to make calls, send messages, and access data services on their device. The SIM card can be easily removed and transferred to another device, making it convenient for users to switch phones without losing their data or phone number.

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  • 26. 

    IMEI stands for

    • A.

      Integrated Master Equipment Identity

    • B.

      International Mobile Equipment Identity

    • C.

      International Master Equipment Identifier

    • D.

      Interlinked Mobile Environment Interface

    Correct Answer
    B. International Mobile Equipment Identity
    Explanation
    IMEI stands for International Mobile Equipment Identity. It is a unique 15-digit number that is assigned to every mobile device. The IMEI number is used to identify and track mobile devices, and it is essential for various purposes such as tracking stolen devices, activating mobile services, and ensuring the security of mobile networks.

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  • 27. 

    IMSI stands for....

    • A.

      Integrated Master Subscriber Identity

    • B.

      International Master System Interface

    • C.

      International Mobile Subscriber Identity

    • D.

      Interlinked Mobile Systems Identifier

    Correct Answer
    C. International Mobile Subscriber Identity
    Explanation
    IMSI stands for International Mobile Subscriber Identity. It is a unique identification number assigned to each mobile subscriber in a GSM network. The IMSI is used to identify and authenticate the subscriber when connecting to the network, allowing the network to provide personalized services and secure communication.

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  • 28. 

    TAC stands for Type Allocation Code.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The given statement is true. TAC stands for Type Allocation Code, which is a unique identifier assigned to each mobile device by the Global System for Mobile Communications (GSMA). It helps in identifying the manufacturer and model of a mobile device.

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  • 29. 

    The IMEI can be found by entering what on the handset keypad?

    • A.

      #6*0#

    • B.

      *#06#

    • C.

      06#*#

    • D.

      6#*0#

    Correct Answer
    B. *#06#
    Explanation
    By entering *#06# on the handset keypad, the IMEI (International Mobile Equipment Identity) can be found.

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  • 30. 

    If a handset is lost or stolen it can be blocked by the network operator by blacklisting it on the....

    • A.

      Environmental Identity Radar

    • B.

      Electronic Interface for Rogues

    • C.

      Equipment Identity Register

    • D.

      Equipment Identification Radar

    Correct Answer
    C. Equipment Identity Register
    Explanation
    The correct answer is Equipment Identity Register. When a handset is lost or stolen, the network operator can block it by blacklisting it on the Equipment Identity Register. This register maintains a database of unique identifiers for mobile devices, such as IMEI numbers. By blacklisting a device on this register, it becomes unusable on any network, rendering it useless to thieves or anyone who finds the lost device.

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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Aug 19, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Sep 05, 2011
    Quiz Created by
    Masterweb2011
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