MCQOPTIONS
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MCQOPTIONS
This section includes 51 Mcqs, each offering curated multiple-choice questions to sharpen your Telecom knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Choose a frequency band to deploy a UMTS or 3G network. |
| A. | 2100 Mhz = 1920-1980, 2210-2170 |
| B. | 1900 MHz = 1850-1910, 1930-1990 |
| C. | 1800 MHz = 1710-1785, 1805-1880 |
| D. | All the above |
| Answer» E. | |
| 2. |
What are the advantages of a TD-SCDMA enabled 3G network? |
| A. | Variable number of downlink and uplink channels with flexibility for support uneven traffic |
| B. | Any spectrum (Spread Spectrum) can be used. |
| C. | Sudden traffics can be augmented easily. |
| D. | All the above |
| Answer» E. | |
| 3. |
Which is the 3G technology suited for Macro and Micro Cell areas? |
| A. | WCDMA |
| B. | TD-CDMA |
| C. | TD-SCDMA |
| D. | None |
| Answer» D. None | |
| 4. |
Which is the 3G technology suitable for densely populated city areas with Micro and Pico Cells? |
| A. | WCDMA |
| B. | TD-CDMA |
| C. | TD-SCDMA |
| D. | None |
| Answer» C. TD-SCDMA | |
| 5. |
Which is the 3G technology suitable for Macro Cells (Big cells) and uniform traffic? |
| A. | WCDMA |
| B. | TD-CDMA |
| C. | TD-SCDMA |
| D. | None |
| Answer» B. TD-CDMA | |
| 6. |
3G networks with TD-SCDMA technology are deployed mainly in ___ country. |
| A. | Russia |
| B. | China |
| C. | Finland |
| D. | USA |
| Answer» C. Finland | |
| 7. |
Which is the digital modulation technique used in a 3G/WCDMA network? |
| A. | QPSK |
| B. | QAM |
| C. | Any of QPSK and QAM |
| D. | None |
| Answer» D. None | |
| 8. |
Evolved High-Speed Packet Access (HSPA+) technology offers data rates up to ___. |
| A. | 128 Mbps / 32 Mbps [Downlink / Uplink] |
| B. | 256 Mbps / 8 Mbps |
| C. | 337 Mbps / 34 Mbps |
| D. | None |
| Answer» D. None | |
| 9. |
What is the network symbol displayed next to Signal in a 3G network? |
| A. | H |
| B. | H+ |
| C. | 3G |
| D. | All the above |
| Answer» E. | |
| 10. |
What is the maximum unlink data rate achieved by an HSUPA (High-Speed Uplink Packet Access) enabled 3G network? |
| A. | 2 Mbps |
| B. | 3.6 Mbps |
| C. | 5.76 Mbps |
| D. | 8 Mbps |
| Answer» D. 8 Mbps | |
| 11. |
What are the data speeds offered by an HSDPA enabled 3G network? |
| A. | 3.6 Mbps |
| B. | 7.2 Mbps, 14 Mbps |
| C. | 21 Mbps, 28 Mbps |
| D. | All the above |
| Answer» E. | |
| 12. |
What are the other names of an HSDPA (High-Speed Downlink Packet Access) technology in a 3G network? |
| A. | 3.5G |
| B. | 3G+ |
| C. | Turbo 3G |
| D. | All the above |
| Answer» E. | |
| 13. |
Choose the correct abbreviations about 3G technology terms below. |
| A. | HSPA = High-Speed Packet Access |
| B. | HSDPA = High-Speed Downlink Packet Access |
| C. | HSUPA = High-Speed Uplink Packet Access |
| D. | All the above |
| Answer» E. | |
| 14. |
The R5-3GPP release employs ___ core network. |
| A. | IP and Circuit Switched Data |
| B. | All IP Core network |
| C. | All Circuit Switched Network |
| D. | None |
| Answer» C. All Circuit Switched Network | |
| 15. |
The R4 release of 3GPP network employs ____ architecture. |
| A. | GPRS |
| B. | NGN (Next Generation Network) |
| C. | SGN (Super Generation Network) |
| D. | None |
| Answer» C. SGN (Super Generation Network) | |
| 16. |
The IFW (Interworking Function) works in between PLMN(Public Land Mobile Network) and _____? |
| A. | ISDN (data) |
| B. | PSTN (Landline) |
| C. | PDN (data) |
| D. | All the above |
| Answer» E. | |
| 17. |
What are the network elements introduced in R5-3GPP release? |
| A. | HSS (Home Subscriber Server) |
| B. | Internet Protocol Multimedia (IM) subsystem |
| C. | Both A and B |
| D. | None |
| Answer» D. None | |
| 18. |
What are the network elements introduced in R00(R4 + R5) 3GPP releases? |
| A. | MSC Server |
| B. | GMSC Server |
| C. | MGW |
| D. | All the above |
| Answer» E. | |
| 19. |
What are the network elements introduced in R99 3GPP release? |
| A. | HLR, VLR |
| B. | AuC, EIR |
| C. | SMS MSC |
| D. | All the above |
| Answer» E. | |
| 20. |
What the elements introduced commonly in R99, R00(R4 and R5) 3GPP releases? |
| A. | BSS Elements like BSC, BTS |
| B. | UTRAN elements like RNC, Node B |
| C. | Packet Switching Core Network elements like SGSN, GGSN and BG(Border Gateway) |
| D. | All the above |
| Answer» E. | |
| 21. |
State TRUE of FALSE. UMTS technology can be used in Satellite phones. |
| A. | FALSE |
| B. | TRUE |
| C. | - |
| D. | - |
| Answer» C. - | |
| 22. |
Choose the correct statement about ATM technology. |
| A. | ATM technology offers Qos(Quality of Service) |
| B. | ATM offers variable bit rates. |
| C. | ATM is compatible with old and existing technologies. |
| D. | All the above |
| Answer» E. | |
| 23. |
State TRUE or FALSE. ATM cells have a fixed size. |
| A. | FALSE |
| B. | TRUE |
| C. | - |
| D. | - |
| Answer» C. - | |
| 24. |
Which is the technology used by WCDMA to transfer data packets in its RAN network (Air Interface + NodeB)? |
| A. | IP |
| B. | Frame Relay |
| C. | ATM (Asynchronous Transfer Mode) |
| D. | None |
| Answer» D. None | |
| 25. |
What type handovers are possible when moving from one Cell to other Cell ? |
| A. | Hard Handover |
| B. | Soft Handover |
| C. | Hybrid Handover |
| D. | None |
| Answer» C. Hybrid Handover | |
| 26. |
What is the name of the Receiver that can decode signals travelled in different paths (Multipath) to construct a good signal? |
| A. | Multipath Receiver |
| B. | Frame Receiver |
| C. | Rake Receiver |
| D. | None |
| Answer» D. None | |
| 27. |
If a 3G tower has 3 antennae, what is the total number of pilot frequencies under the tower? |
| A. | 1 |
| B. | 3 |
| C. | 6 |
| D. | 8 |
| Answer» B. 3 | |
| 28. |
State TRUE or FALSE. Closed-Loop Power Control is efficient than Open Loop Power Control. |
| A. | FALSE |
| B. | TRUE |
| C. | - |
| D. | - |
| Answer» C. - | |
| 29. |
As part of Closed Loop Power Control followed by a WCDMA network, power control bits are sent every ___ milliseconds to the User Equipment (Phones). |
| A. | 0.1 ms |
| B. | 0.66 ms |
| C. | 1.5 ms |
| D. | None |
| Answer» D. None | |
| 30. |
What is the modulation technique used by WCDMA technology? |
| A. | Amplitude Modulation |
| B. | Separate Spectrum Modulation |
| C. | Spread Spectrum Modulation |
| D. | None |
| Answer» E. | |
| 31. |
Find differences between CDMA2000 and WCDMA technologies in a 3G network. |
| A. | CDMA2000 - Follows 3GPP2 standards. |
| B. | CDMA2000 offered less 3G speed. WCDMA offered more 3G speeds. |
| C. | CDMA2000 uses only Code Division. WCDMA uses Code Division along with FDD(Frequency Division Duplexing) |
| D. | All the above. |
| Answer» E. | |
| 32. |
CDMA2000 technology is also a ___ network. |
| A. | 2G |
| B. | 3G |
| C. | 4G |
| D. | None |
| Answer» C. 4G | |
| 33. |
What is the maximum data rate supported by a 3G network or UMTS network? |
| A. | 384 kbps |
| B. | 2 Mbps |
| C. | 32 Mbps |
| D. | 42 Mbps |
| Answer» E. | |
| 34. |
Who developed standards for a UMTS network? |
| A. | ANSI (American National Standards Institute) |
| B. | 3GPP (3rd Generation Partnership Project) |
| C. | ITU (International Telecommunication Union) |
| D. | None |
| Answer» C. ITU (International Telecommunication Union) | |
| 35. |
A UMTS(Universal Mobile Telecommunication) network is a ___ network. |
| A. | First Generation |
| B. | Second Generation |
| C. | Third Generation |
| D. | Fourth Generation |
| Answer» D. Fourth Generation | |
| 36. |
What is the interface between MGW and HLR? |
| A. | A interface |
| B. | B interface |
| C. | D interface |
| D. | F interface |
| Answer» D. F interface | |
| 37. |
What is the interface between MGW and EIR? |
| A. | A interface |
| B. | F interface |
| C. | B interface |
| D. | None |
| Answer» C. B interface | |
| 38. |
What is the interface between RNC and SGSN? |
| A. | Lu |
| B. | Lc |
| C. | Lm |
| D. | None |
| Answer» B. Lc | |
| 39. |
What is the interface between RNC and MGW (Media Gateway)? |
| A. | Lc |
| B. | Ln |
| C. | Lu |
| D. | None |
| Answer» D. None | |
| 40. |
What is the interface between NodeB and RNC in a WCDMA network? |
| A. | Lub |
| B. | Luc |
| C. | Lud |
| D. | Lue |
| Answer» B. Luc | |
| 41. |
What is the interface between USIM and ME(Mobile Equipment)? |
| A. | Cm |
| B. | Cn |
| C. | Cu |
| D. | Cc |
| Answer» D. Cc | |
| 42. |
What is the equivalent interface Um(Air interface) in a 3G network? |
| A. | Un |
| B. | Us |
| C. | Uu |
| D. | Uc |
| Answer» D. Uc | |
| 43. |
What is the name of BSC equivalent part in a 3G mobile network? |
| A. | Controller |
| B. | Radio Switch Controller |
| C. | Radio Network Controller |
| D. | Radio Command Center |
| Answer» D. Radio Command Center | |
| 44. |
What is the name of a BTS in a 3G mobile network? |
| A. | Structure |
| B. | Node-B |
| C. | Node-N |
| D. | None |
| Answer» C. Node-N | |
| 45. |
What are the parts of a 3G network architecture? |
| A. | User Equipment (UE) |
| B. | Radio Access Network (RAN) |
| C. | Core Network |
| D. | All the above. UE, RAN and Core network. |
| Answer» E. | |
| 46. |
SIM in a 3G network is called _____? |
| A. | Micro SIM |
| B. | Nano SIM |
| C. | USIM |
| D. | RSIM |
| Answer» D. RSIM | |
| 47. |
What is the Multiple Access technique used in a 3G mobile network. |
| A. | Time Division |
| B. | Frequency Division |
| C. | Code Division |
| D. | None |
| Answer» D. None | |
| 48. |
WCDMA stands for? |
| A. | Wide array CDMA |
| B. | Wide band CDMA |
| C. | Wireless CDMA |
| D. | Wifi CDMA |
| Answer» C. Wireless CDMA | |
| 49. |
What is the minimum speed offered by 3G mobile technology to a Fast moving user? |
| A. | 128 Kbps |
| B. | 384 Kbps |
| C. | 2 Mbps |
| D. | 8 Mbps |
| Answer» B. 384 Kbps | |
| 50. |
What is the minimum data speed offered by 3G mobile technology to a Slow Moving user? |
| A. | 128 kbps |
| B. | 384 kbps |
| C. | 2 mbps |
| D. | 8Mbps |
| Answer» C. 2 mbps | |