Pothi book Flashcards
1
Q
MLLN max bandwidth for leased line
1) 64kbps
2) 256kbps
3) 2mbps (2048kbps)
4) 8 mbps
A
2mbps (2048kbps)
2
Q
driving distance for HDSL at 2mbps
1) 2 km
2) 5 km
3) 10 km
4) 20 km
A
5 km
3
Q
primary function of DXC
1) providing VPN
2) capacity expansion
3) enforcing QoS policies
4) video collaboration service
A
capacity expansion
4
Q
max cross connect capacity of MLLN cluster node
1) 128 mbps
2) 256 mbps
3) 512 mbps
4) 1024 mbps
A
512 mbps
5
Q
what does MLLN mini node lack as compared to basic node
1) cross connect capacity
2) port capacity
A
port capacity
6
Q
maximum cross connect capacity of MLLN micro node
1) 63 TS
2) 95 TS
3) 127 TS
4) 255 TS
A
127 TS
7
Q
primary function of accelerator node
1) DSLAM
2) VPN
3) corporate internet access
A
DSLAM
8
Q
maximum cross connect capacity of MLLN mini node at CAS level
1) 63 TS
2) 95 TS
3) 127 TS
4) 255 TS
A
95 TS
9
Q
which MLLN node is used for mobile network BTS connection
1) midi
2) mini
3) micro
A
mini node
10
Q
________ tier architecture for NIB-1
1) two
2) three
3) four
A
three
11
Q
protocol used for communication between NMS in NIB-II
1) HSL
2) SNMP
3) HTTP
4) FTP
A
SNMP
12
Q
primary objective of MPLS based IP network of NIB-II
1) circuit-oriented routing
2) creating common IP infrastructure
A
creating common IP infrastructure
13
Q
which layer enforces QoS in MPLS
1) core
2) access
3) edge
4) distribution
A
edge layer
14
Q
which supports data, voice and video
1) layer 2 MPLS VPN
2) layer 3 MPLS VPN
A
layer 3 MPLS VPN
15
Q
main function of layer 2 edge network in project-1 of NIB-II
A
enforcing QoS policies
16
Q
project-1 of NIB-II supports
1) layer 2 MPLS VPN
2) layer 3 MPLS VPN
3) both
A
both
17
Q
MPLS, the purpose of 20-bit label value
1) fault localization
2) error control
3) identifying the prefix
4) identifying the sufix
A
identifying the prefix
18
Q
In MPLS, function of LER
1) fault localization
2) error control
3) identifying the prefix
4) assigning label
A
assigning label
LER: Label Edge Router
19
Q
a group of packets sharing the same transport requirement
1) Forward Equivalence Class
2) Transport Equivalence Class
3) Network Equivalence Class
4) Packet Equivalence Class
A
FEC
Forward Equivalence Class
20
Q
In VPN, the purpose of PE router
1) providing layer-2 functions for CE devices
2) providing layer-3 functions between CE devices
A
providing layer-3 functions between CE devices
21
Q
GGC servers located at various states. GGC stands for
A
Google Global Cache
22
Q
which VPN involves direct IP routing between CE devices
1) overlay VPN
2) peer VPN
3) MPLS VPN
4) LSP VPN
A
overlay VPN
23
Q
which supports both ATM and ethernet for layer-2 encapsulation
1) APON
2) BPON
3) EPON
4) GPON
A
GPON
24
Q
maximum split ratio supported by PON
1) 1:8
2) 1:16
3) 1:32
4) 1:64
A
1: 64
25
In FTTH. NGPN stands for
Next Generation Play Network
26
primary application of MSSP
1) inter-city traffic
2) intra-city traffic
intra-city traffic
27
advantages of MSPP in terms of cost reduction
1) 20%
2) 30%
3) 40%
40%
28
project-1 of NIB-II supports number of targeted cities
1)
2)
3)
4)
198
29
what type of connection allows a dialup VPN user to connect to NIB-II through narrowband RAS
1) secure L2TP tunnel
2) SSL
3) SSH
secure L2TP tunnel
30
BSNL GSPS stands for
Global Satellite Phone Service
31
ISDN BRA & PRA channels
BRA: 2 channels
PRA: 30 channels
32
role of MPLS in BSNL enterprise data services
1) providing voice service
2) providing VPN
3) providing mobile service
providing VPN
33
purpose of global audio conferencing services
1) reservation less conferencing for enterprise customers
2) usual conferencing for enterprise customers
3)
4)
reservation less conferencing for enterprise customers
34
primary purpose of web colocation
1) hosting domain names
2) housing a company's infrastructure without losing control
housing a company's infrastructure without losing control
35
v-Santhoshi offer is managed enterprise services
1) audio collaboration service
2) video collaboration service
3) data collaboration service
4)
video collaboration service
36
communication provided by BSNL GSPS
1) voice communication
2) messaging
3) data
4) all of the above
voice communication and messaging
37
revenue sharing ratio between BSNL and SaaS providers
20:80
30:70
40:60
50:50
40:60
38
in co-location facilities what services are offered to partners
1) Managed storage
2) cloud hosting
3) dedicated server hosting
4) all of the above
all of the above
39
what services does BSNL provide to mobile VNOs
1) landline services
2) internet services
3) voice, SMS and data services
4) broadband services
voice, SMS and data services
40
What is the satellite business model based on
1) govt funding
2) investment from BSNL
3) revenue sharing between BSNL and SBP
4) public donations
revenue sharing between BSNL and SBP
SBP: satellite business partner
41
which of the following is NOT listed as a potential source of additional revenue for BSNL
1) smart city solution
2) co-location facilities
3) Digital India mission
4) rural-urban digital divide
Digital India mission
42
w.r.t mobile commn, VNO stands for
Virtual Network Operator
43
What is the business model for satellite business
1) BSNL invests capital, SBP provides satellite resources
2) SBP invests capital, BSNL provides satellite resources
3) BSNL and SBP jointly invest capital
4) govt invests capital
SBP invests capital, BSNL provides satellite resources
44
what is emphasized as one of the requirements of M2M partners
1) Technical Capability only
2) Financial capability only
3) both Technical Capability and Financial Capability
both Technical Capability and Financial Capability
45
worlds first live telephone traffic through OFC in 1977 by
1) Bell Labs
2) AT&T
AT&T
46
what can cause Fresnel reflection an OTDR trace
1) fusion splices
2) mechanical splices
3) bends in the fiber
4) connectors
connectors
47
What does an OTDR measure indirectly when assessing splice loss
1) attenuation of the transmitted signal
2) backscattering coefficients of the fiber
3) fiber linear attenuation by LSA method
4) reflected light from Fresnel reflection
backscattering coefficients of the fiber
48
Why might variable attenuators be used in power meter measurements
1) to increase sensitivity of power meter
2) to extend dynamic range
3) to stabilize the photo diode temperature
to extend dynamic range
49
minimum power margin recommended in optical power budgets
1) 1 dB
2) 5 dB
3) 10 dB
4) 15 dB
5 dB
50
What is the purpose of frame in PCM
1) quantization
2) encoding
3) synchronization
4) decoding
synchronization
51
SDH n/w element which allows switching of VC-4 containers and mapping of PDH tributaries
1) TM
2) ADM
3) DXC
4) Regenerators
DXC
52
which are of SDH frame is mainly used for running, management and maintenance of n/w
1) payload area
2) AU pointer area
3) Section overhead area
4) Path overhead area
Section overhead area
53
what is the standing wave ratio a measure of in an antenna system
1) efficiency
2) resonant freq
3) impedance match
4) radiation pattern
impedance match
54
What is the theoretical antenna model used for gain reference in most antennas?
1) Dipole antenna
2) Yag-Uda antenna
3) Isotropic radiator
4) Parabolic Antenna
Isotropic radiator
55
How is gain measued for antennas w.r.t a dipole
1) dBd
2) dBi
3) dBm
4) dBw
dBd
56
What is the eligibility requirement for becoming a Public Wi-Fi Partner (PWP)?
a. Minimum annual turnover of Rs. 2 Lakhs
b. Minimum tum over of Rs. 5 Lakhs per year for the last three consecutive years
c. Registered for at least 6 months d. No eligibility criteria
Minimum tum over of Rs. 5 Lakhs per year for the last three consecutive years
57
How is the revenue sharing structured for Enterprise Wi-Fi Plans with 11-20 APs?
a. 25% of the net revenue
b. 28% of the net revenue
c. 30% of the net revenue
d. No revenue sharing for this category
30% of the net revenue
58
What is the objective of the Establishment and Maintenance of Customized Wide Area Network (WAN)?
a. Increase enterprise Wi-Fi coverage
b. Provide basic telecommunication services
c. Build a Wide Area Network on a turnkey basis
d. Offer Voice & Data PABX services
Build a Wide Area Network on a turnkey basis
59
7. What is the role of empaneled System Integrators (Sls) in the WAN project?
a. Only marketing activities
b. Submission of best possible rates
c. Providing last mile connectivity
d. No involvement in pricing
Providing last mile connectivity
60
What is the eligibility criterion for National Level empanelment as a PABX Franchisee?
a. Minimum annual tum over of Rs. 1.50 Crores
b. Licensed Telecom Service Provider
c. Experience of installing 2000 PABX ports
d. Must be a public limited company
Minimum annual tum over of Rs. 1.50 Crores
61
What is the Key Feature of the Free PABX Scheme?
a. PABX franchisee charges rentals for junction connectivity
b. The agreement is entered for a minimum of 3 years
c. Customers are charged for both rentals and call/ data usage
d. Revenue share is not applicable
The agreement is entered for a minimum of 3 years
62
What is the primary responsibility of the PABX Franchisee?
a. Provide backhaul voice and data connectivity
b. Collect payments from customers
c. Market the scheme at BSNL's cost
d. Submitting bids in tenders
Market the scheme at BSNL's cost
63
What is the objective of the Network System Solution?
a. Provide Wi-Fi services
b. Offer PABX services
c. Supply, configure, install, and maintain networking equipment
d. Expand the Enterprise Wi-Fi Model
Supply, configure, install, and maintain networking equipment
64
What is the minimum requirement for providing Bulk SMS Solution?
a. Capability to support 1000 TPS per port
b. Minimum turnover of Rs. 2 Crores
c. Experience in selling hardware only
d. SMPP connectivity uptime of 95%
Capability to support 1000 TPS per port
65
How does the System Integrator handle Priority Messages in the Bulk SMS Solution?
a. Ignores them
b. Pushes them to any available port
c. Pushes them to appropriate BSNL's SMSC Ports
d. Directly forwards them to customers
Pushes them to appropriate BSNL's SMSC Ports
66
What should the System Integrator provide for add-on services in Bulk S.MS Solution?
a. Charge extra for each add-on service
b. Provide them for free
c. Only offer services requested by BSNL
d. Never provide add-on services
Provide them for free
67
What is the duration of the agreement for empanelled System Integrators (Sls)?
a. 2 years
b. 3 years
c. 5 years
d. No fixed duration
5 years
68
What does BSNL provide in the Bulk SMS Solution?
a. Backend software only
b. SMPP connectivity
c. Intenational SMS accounts
d. Hardware for all sites
SMPP connectivity
69
What does the PABX Franchisee need to provide at customer premises?
a. Only software for PABX
b. Hardware & Software for Voice & Data PABX
c. FCBC, Batteries, MDF, Inter-Connect Cables
d. Only cabling/ wiring
Hardware & Software for Voice & Data PABX
70
What is the responsibility of the PABX Franchisee regarding backup devices?
a. Provide backup devices at their own office
b. No backup devices required
c. Hand over old backup to BSNL
d. Maintain backups for a minimum of 6 months
Hand over old backup to BSNL
71
What is the primary responsibility of the PABX Franchisee in the Bulk SMS Solution?
a. Handle lawful interception
b. Provide network system solutions
c. Market/promote the PABX services
d. Manage 'Ihe Financial organization's existing infrastructure
Market/promote the PABX services
72
What is the main objective of Project Smile?
- A. Enhancing staff morale
- B. Improving CSC effectiveness
- C. Reducing operational costs
D. Expanding BSNL's network
Improving CSC effectiveness
73
What is the significance of "Any Time Payment"
machines?
A. Extended hours of cash counters
B. Online reconnection
C. Publicity of ATP
D. Printing of duplicate bills
Extended hours of cash counters
74
How did the project address the issue of CAF collection for GSM services and scrutiny by TERM cell?
A. Implementation of scanners
B. Specific alphanumeric numbering pattern
C. Introduction of CSR terminals
D. Storing CAFs at centralized locations
Specific alphanumeric numbering pattern
75
What was the primary challenge in Ambience Design?
A. Non-availability of standard CSC design
B. High expenditure on redesign
C. Lack of cooperation from staff
D. Delay in administrative orders
Non-availability of standard CSC design
76
What are the top key success factors for Project Smile according to the report?
- A. Reduction of operational costs
- B. 24 x 7 bill acceptance and extended timings
- C. Ambience redesign
- D. CSR terminal installations
24 x 7 bill acceptance and extended timings
77
What is suggested as a future focus for BSNL to increase customer satisfaction?
- A. Increasing operational costs
- B. Outsourcing counter staff
- C. Treating CSCs as revenue centers
- D. Expanding BSNL's network
Treating CSCs as revenue centers
78
Which factor does the report BSNL should focus on for future initiatives?
- A. Centralized servers
- B. Young staff
- C. BCCS compatibility
- D. Reduction of operational costs
Centralized servers
79
What area does the report emphasize for future training of CSC personnel?
- A. IT tools
- B. Customer service
- C. Technical operations
- D. Personality development
IT tools
80
19. does the report suggest needs to be given to a nodal officer for backend activities?
- A. CSR terminals
- B. CAFs
- C. Administrative password
- D. Operational guidelines
Administrative password
81
What is the primary reason for the increased importance of Service Level Agreements (SLAs) in recent years?
a. Steep rise and growth of the manufacturing industry
b. Decreased outsourcing of services
c. Increased complexity of technical service atmosphere
d. Lack of interest in cost-cutting efforts
Increased complexity of technical service atmosphere
82
Why do companies outsource their critical business activities to service providers?
a. To increase their costs
b. To maintain outdated infrastructure
c. To achieve higher expertise and modern infrastructure
d. To reduce the volume of business
To achieve higher expertise and modern infrastructure
83
What is the fundamental concept that governs Service Level Management (SLM)?
a. "If you can hide, you can manage"
b. "If you can measure, you can manage"
c. "If you can delay, you can improve"
d. "If you can ignore, you can improve"
"If you can measure, you can manage", "If you can manage, you can improve"
84
What is a key factor in finalizing the service level between parties?
a. The availability of the best service
b. The consideration of cost factor
c. The reliance on latest technology
d. The lack of customer satisfaction
The consideration of cost factor
85
What is the purpose of tolerance limits in a Service Level Agreement?
a. To maximize the service levels
b. To minimize the service levels
c. To set upper and lower limits for expected service levels
d. To eliminate the need for service levels
To set upper and lower limits for expected service levels
86
What is the significance of the waiting time example?
a. It highlights the need for excessive service.
b. It emphasizes the importance of customer satisfaction.
c. It promotes the idea of unnecessary cost reduction.
d. It discourages setting tolerance limits.
It emphasizes the importance of customer satisfaction.
87
How are B2C SLAs different from B2B SLAs in terms of negotiation and enforcement?
a. B2C SLAs are unilaterally announced, while B2B SLAs are negotiated.
b. B2C SLAs are legally binding, while B2B SLAs are not.
c. B2C SLAs are less effective, while B2B SLAs are more effective.
d. B2C SLAs require registration, while B2B SLAs do not.
B2C SLAs are unilaterally announced, while B2B SLAs are negotiated.
88
What is the objective of Service Level Management (SLM)?
a. To maximize resource usage
b. To maximize customer satisfaction
c. To achieve continuous improvement in the quality of services
d. To eliminate the need for measurement
To achieve continuous improvement in the quality of services
89
What is the primary purpose of meaningful metrics in a service level agreement (SLA)?
A) To collect a large amount of data
B) To disclose every business information
C) To derive critical performance indicators
D) To increase the complexity of SLA negotiations
To derive critical performance indicators
90
What is the purpose of business process metrics in an SLA?
A) To measure technical attributes
B) To quantify key technical metrics
C) To measure Interactions between customers and service
providers
D) To calculate system uptime and network connectivity
To measure Interactions between customers and service
91
Which type of obligation arises in a simple SLA where a service is
offered against payment?
A) Interdependent obligations
B) Conditional obligations
C) Independent obligations
D) Circumstantial obligations
Independent obligations
92
In a B2B (business-to-business) SLA, how are penalties typically decided?
A) Based on public impression and customer subscriptions
B) As self-imposed credits to customers
C) Keeping liquidated damages in mind
D) Without considering the severity of the breach
Keeping liquidated damages in mind
93
What is the purpose of a dispute resolution clause in an SLA?
A) To encourage litigation
B) To specify penalties for breaches
C) To outline the process of resolving disputes amicably
D) To create fear in the minds of defaulting parties
To outline the process of resolving disputes amicably
94
What step is recommended in the dispute resolution process before resorting to arbitration or litigation?
A) Expert Opinion or Umpire
B) Reference to a joint committee
C) Drafting of an effective arbitration agreement
D) Termination clause negotiation
Reference to a joint committee
95
8. What does adhoc arbitration refer to in dispute resolution?
A) Arbitration with ad-hoc rules specified by an institution
B) Arbitration without specifying any arbitration center
C) Arbitration based on expert opinions
D) Arbitration with predefined rules and procedures
Arbitration without specifying any arbitration center
96
Why is it important to draft an effective arbitration agreement?
A) To increase litigation before arbitration
B) To create unnecessary delays in dispute resolution
C) To avoid unnecessary litigation before arbitration
D) To encourage Court intervention in arbitration proceedings
To avoid unnecessary litigation before arbitration
97
What should be included in a termination clause in an SLA?
A) Post termination financial consequences
B) Penalties for minor breaches
C) Lengthy legal procedures
D) Unclear termination conditions
Post termination financial consequences
98
Why are annexures important in an SLA?
A) To complicate the SLA
B) To include unnecessary documents
C) To provide an index for important documents
D) To increase the length of the SLA
To provide an index for important documents
99
What is the purpose of authorized signatories in an SLA?
A) To increase the complexity of the agreement
B) To allow anyone to modify contractual terms
C) To specify the official mode of communication
D) To have the right to amend or modify contractual terms
To have the right to amend or modify contractual terms
100
What does the termination clause in an SLA help to avoid?
A) Penalties for breaches
B) Heavy costs and complications
C) Communication issues
D) Liquidated damages
Heavy costs and complications
101
In which scenario might conditional obligations be exercised?
A) Unilaterally by one party
B) Only during natural calamities
C) On specific conditions
D) During routine service provision
On specific conditions
102
What should be considered while finalizing rewards and penalties in an SLA?
A) Increasing the fear in the minds of defaulting parties
B) Self-imposed penalties without consideration
C) Compensation for losses only
D) Cautioning both parties about their obligations
Cautioning both parties about their obligations
103
What ancient technique involved the use of fire and smoke signals for transmitting information?
- A) Telegraphs
- B) Optical fiber
- C) Semaphore
- D) Photophone
Semaphore
104
For a 10GBASE-SR system demanding 2000 MHz\*km, what is the maximum distance OM2 multimode fiber can be used?
A. 82 meters
B. 300 meters
C. 550 meters
D. 500 meters
82 meters
105
Which ITU-T G.652 compliant fiber is known as the first single-mode fiber?
A. G.652A
B. G.652B
C. G.652C
D. G.652D
G.652A
106
What is the purpose of ITU-T G.653 compliant dispersion-shifted fibers?
A. Minimizing dispersion at 1310nm
B. Minimizing dispersion at 1550nm
C. Non-linear effects in transmission
D. Suitable for long-haul applications
Minimizing dispersion at 1550nm
107
Which version of ITU-T G.655 fibers is introduced to extend WDM applications into the S-band?
A. G.655a
B. G.655b
C. G.655c
D. G.655E
G.655b
108
14. Why are power margins included in optical power budgets?
- A. To allow for system upgrades
- B. To account for fiber aging
- C. To facilitate loopback testing
- D. All of the above
All of the above
109
What does the link power budget help determine in a fiber optic communication link?
- A. Maximum transmission speed
- B. Optimal wavelength for transmission
- C. Distance the fiber optic span can be used over
- D. Number of splices in the fiber optic link
Distance the fiber optic span can be used over
110
What is the purpose of the worst-case design approach in optical fiber systems?
- A) To maximize dispersion values
- B) To minimize dispersion values
C) To exceed the dispersion value determined for the system
design
- D) To ignore dispersion values
To exceed the dispersion value determined for the system
design
111
How is Receiver Sensitivity defined in optical communication?
- A) Maximum power for a I x IO—IO BER
- B) Minimum power for a I x IO—IO BER
- C) Average power for a I x 10—5 BER
- D) Peak power for a I x 10—5 BER
??
112
What does Optical Path Power Penalty account for in optical communication systems?
- A) Only fiber losses
- B) Total degradations due to several factors
- C) Only laser chirp
- D) Only inter-symbol interference
113
ln which frequency range is the hom antenna typically used?
A) VHF
B) UHF
C) Microwave
D) HF
Microwave
114
What does a parabolic antenna utilize to reflect waves into a plane wave for high gain in microwave applications?
- A) Refractor
- B) Reflector
- C) Lens
- D) Prism
Reflector
115
What is the main component of a patch antenna?
- A) Reflector
- B) Ground Plane
- C) Lens
- D) Horn
Ground Plane
116
Which feed mechanism uses a small horn antenna at the focus to radiate a directional pattern toward the parabolic reflector?
- A) Center Feed
- B) Horn Feed
- C) Cassegrain Feed
- D) Isotropic Feed
Horn Feed
117
What is the feed mechanism in a parabolic antenna often called, as it radiates electromagnetic energy toward the reflector?
A) Transmitter
B) Primary Antenna
C) Secondary Antenna
D) Tertiary Antenna
Primary Antenna
118
How is the half-power beamwidth (HPBW) defined in the context of antenna radiation pattens?
A) The angular separation between the half power points.
B) The total power radiated by the antenna.
C) The frequency range where the antenna operates optimally.
D) The distance from the antenna where power loss is negligible.
he angular separation between the half power points.
119
What is the primary purpose of the Cassegrain feed in a parabolic antenna?
- A) To block unwanted signals
B) To improve antenna aesthetics
- C) To redirect emissions from the primary antenna
D) To enhance ground plane reflections
To redirect emissions from the primary antenna
120
In microwave antennas, what is often used as the reference for gain measurements?
- A) Dipole Antenna
- B) Isotropic Radiator
- C) Parabolic Antenna
- D) Yagi Antenna
Isotropic Radiator
121
What factor determines the gain of a parabolic antenna?
- A) Frequency and size
- B) Frequency and illumination
- C) Size and illumination
- D) Wavelength and frequency
Size and illumination
122
What is the purpose of diversity schemes in microwave links?
- A) To increase power efficiency
- B) To combat fading and interference
- C) To reduce antenna size
- D) To enhance signal modulation
To combat fading and interference
123
Which satellite was the first truly geostationary satellite launched in orbit?
- A. Syncom 1
- B. Telstar 1
- C. Intelsat 1
D. Syncom 3
Syncom 3
124
What is the primary application of Direct Broadcast Satellites (DBS)?
- A. Navigation
- B. Internet services
- C. Satellite television
- D. Telephony
Satellite television
125
Modulation technique is commonly used in satellite communication?*
- A. Amplitude modulation (AM)
- B. Frequency modulation (FM)
- C. Phase-shift keying (PSK)
- D. Quadrature amplitude modulation (QAM)
Phase-shift keying (PSK)
126
What does the term "Saturated Flux Density" (SFD) refer to in satellite
- A. Signal strength at the receiver
* B. Atmospheric interference
- C. Flux density at die saturation point of a transponder
- D. Noise power spectral density
Flux density at die saturation point of a transponder
127
What is the significance of the "Link Margin"
in satellite communication?
- A. Measures signal strength
- B. Compensates for unforeseen losses
- C. Determines satellite orbit
- D. Evaluates modulation techniques
Compensates for unforeseen losses
128
Which orbit type has an altitude range of 150 to 1,000 km?
- A. Low Earth Orbit (LEO)
- B. Medium Earth orbit (MEO)
- C. Geostationary Orbit (GEO)
- D. Polar Orbit
Low Earth Orbit (LEO)
129
What is the primary advantage of VSAT broadband networking in terms of service availability?
a. Limited by terrestrial infrastructure
b. Ubiquity
c. High-cost factor
d. Limited multicast support
Ubiquity
130
What technology does Dynamic Link Allocation (DLA) use in VSAT to adjust modulation, coding, and gain based on link conditions?
a. Fiber optics
b. Satellite encryption
c. Wireless transmission
d. Turbo Product Coding
Turbo Product Coding
131
In VSAT architecture, what role does the hub play in a star network configuration?
a. Centralized communication point
b. Terrestrial network connection
c. Mesh network coordinator
d. Remote site receiver
Centralized communication point
132
What is the primary function of VSATs in the DSPT network?
a. Providing broadband Internet
b. Offering VPN services
c. Enabling satellite phone connectivity
d. Supporting video streaming
Enabling satellite phone connectivity
133
What technology is used in VSAT networks to provide connectivity in areas with limited terrestrial infrastructure?
a. Fiber optics
b. Demand Assigned Multiple Access (DAMA)
c. Satellite encryption
d. Turbo Product Coding
Demand Assigned Multiple Access (DAMA)
134
What is the frequency range used in Ku band VSAT networks?
a. 1.5 GHz - 2.7 GHz
b. 10.7 GHz - 12.75 GHz
c. 3.4 GHz - 4.2 GHz
d. 13.75 GHz - 14.5 GHz
13.75 GHz - 14.5 GHz
135
What is the typical topology used in VSAT networks for the DSPT system?
a. Point to point
b. Star
c. Mesh
d. Hybrid star/mesh
Star
136
What is the maximum download speed mentioned for BSNL's Broadband V -SAT system?
- A. I Mbps
- B. 2 Mbps
- C. 4 Mbps
- D. 8 Mbps
4 Mbps
137
What is the purpose of a Dynamic Link Allocadon (DLA) in VSAT networks? **
- A. Provides dynamic IP addresses
B. Adjusts modulation, coding, and gain based on the link
environment
- C. Encrypts data for security
- D. Routes data through multiple paths
Adjusts modulation, coding, and gain based on the link
138
What is the role of the Gateway Networking Equipment in a VSAT architecture? **
- A. Connects to the satellite
B. Interfaces with terrestrial networks like MLLN, MPLS, and NIB
- C. Amplifies satellite signals
- D. Provides power supply to the VSAT system
Interfaces with terrestrial networks like MLLN, MPLS, and NIB
139
What is the primary advantage of using VSAT for broadband data communications?
- A. Lower latency
- B. Multicast support
- C. Unlimited bandwidth
- D. Direct fiber-optic connection
Multicast support
140
How is the National Optical Fiber Network (NOFN) funded?
- A. Private investrnents
- B. State govemment contributions
- C. Universal Service Obligation Fund (USOF)
- D. Corporate sponsorships
Universal Service Obligation Fund (USOF)
141
What is the technology utilized in NOFN for providing connectivity to Gram Panchayats?
- A. ADSL (Asymmetric Digital Subscriber Line)
- B. GPON (Gigabit Passive Optical Network)
- C. DSL (Digital Subscriber Line)
- D. 4G LTE (Long-Term Evolution)
GPON (Gigabit Passive Optical Network)
142
What is the main feature of the GPON equipment used in the NOFN project?
- A. Imported from foreign manufacturers
- B. Indigenously designed and developed by C-DOT
- C. Exclusive use of dark fiber
- D. Utilizes radio and satellite media
Indigenously designed and developed by C-DOT
143
What is the primary technology used in the Network for Spectrum (NFS) project?
- A. 4G LTE
- B. DSL
- C. GPON
- D. Exclusive Optical Fiber based network
Exclusive Optical Fiber based network
144
What is the primary focus of the NFS project?
- A. Urban broadband connectivity
- B. Rural broadband penetration
- C. Enhancing Army's operational communication
- D. Expanding cable TV networks
Enhancing Army's operational communication
145
What is the role of states in the implementation of the NOFN
- A. Funding the project
- B. Providing free Rights of Way for optical fiber network
C. Managing the Network Management System
D. Indigenously designing GPON equipment
Providing free Rights of Way for optical fiber network
146
What is the technology used in GPON that allows higher efficiency and higher bandwidth?
A. ADSL
B. Dark Fiber
- C. Frame Segmentation
D. Radio Media
Frame Segmentation
