CDR BILLING

E4-E5 Management

CDR BILLING

Q. 1 , What is the purpose of CDR-based billing?

A. To identify customer needs

B. To provide high-quality services

C. To maintain a competitive edge

D. All of the above


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Q. 2 , What is a CDR?

A. A customer database record

B. A call detail record

C. A computer hardware component

D. A computer software application


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Q. 3 , What information does a CDR contain?

A. The customer's name and address

B. The start and end times of the call

C. The customer's calling plan

D. The customer's credit card information


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Q. 4 , What is the purpose of the Guiding application?

A. To record the details of the call

B. To match calls to customer calling plans

C. To apply the rate for the individual guided calls

D. To perform billing once a month


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Q. 5 , What is the purpose of the Rating application?

A. To record the details of the call

B. To match calls to customer calling plans

C. To apply the rate for the individual guided calls

D. To perform billing once a month


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Q. 6 , What is the purpose of the Billing application?

A. To record the details of the call

B. To match calls to customer calling plans

C. To apply the rate for the individual guided calls

D. To perform billing once a month


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Q. 7 , What is the purpose of the Invoicing application?

A. To record the details of the call

B. To match calls to customer calling plans

C. To apply the rate for the individual guided calls

D. To convert the billing information into paper invoices


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Q. 8 , How often is billing usually performed?

A. Weekly

B. Biweekly

C. Monthly

D. Quarterly


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Q. 9 , What is a major concern in managing a billing system?

A. Customer satisfaction

B. Reliability, accuracy, and readability

C. Speed of billing

D. Amount of revenue generated


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Q. 10 , What is IUC?

A. An acronym for International User Code

B. An acronym for International Usage Charge

C. An acronym for Inter-User Communication

D. An acronym for Inter-User Charge


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Q. 11 , What is a common issue when billing for different types of services?

A. The cost of the service

B. The quality of the service

C. The complexity of the billing process

D. The availability of the service


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Q. 12 , What is a major component of a billing system?

A. Computer hardware

B. Customer service representatives

C. Advertising campaigns

D. Billing software applications


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Q. 13 , What is the purpose of the CDR in the billing process?

A. To match calls to customer calling plans

B. To apply the rate for the individual guided calls

C. To record the details of the call

D. To convert the billing information into paper invoices


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Q. 14 , What is the main objective of the Call Detail Record (CDR) based Customer Care and Convergent Billing System implemented by BSNL?

a) To increase the cost of operation

b) To reduce the revenue realization

c) To provide round-the-clock best customer care operations

d) To increase the competition


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Q. 15 , Which of the following is NOT a service offered by BSNL?

a) Data communication

b) National long distance

c) International short distance

d) Internet


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Q. 16 , Which phase involves the implementation of CDR based billing and customer care system in all the remaining SSAs?

a) Proof of concept phase

b) Roll out phase

c) Implementation phase

d) Project phase


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Q. 17 , Which of the following is NOT a CDR sub-project under CDR Project 1?

a) CDR Sub Project 1.1

b) CDR Sub Project 1.2

c) CDR Sub Project 2.1

d) CDR Sub Project 2.2


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Q. 18 , Which system integrator is responsible for CDR Sub Project 1.1?

a) System Integrator A

b) System Integrator B

c) System Integrator C

d) System Integrator D


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Q. 19 , Which billing application software solution is used for CDR Sub Project 2.2?

a) CSG Billing System (BS1)

b) Billing Solution 2 (BS2)

c) Both a) and b)

d) None of the above


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Q. 20 , What is the overall functionality of the system?

a) Only commercial functionalities

b) Only accounting functionalities

c) Only Telecom revenue functionalities

d) All of the above


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Q. 21 , What is the organizational structure of BSNL for services?

a) Divided into states

b) Divided into circles

c) Divided into zones

d) Divided into districts


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Q. 22 , What is the purpose of an LDCA?

a) For charging

b) For customer support

c) For maintenance

d) For billing


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Q. 23 , What is the role of indoor staff in an SSA?

a) Responsible for building and maintaining the access circuit from NE to the customers premise

b) Responsible for Network Element maintenance, provisioning, etc

c) Responsible for providing service to the customers and subsequent customer support

d) Responsible for handling complaints and fault repair service pertaining to the area of SDCA


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Q. 24 , What is the role of outdoor staff in an SSA?

a) Responsible for building and maintaining the access circuit from NE to the customers premise

b) Responsible for Network Element maintenance, provisioning, etc

c) Responsible for providing service to the customers and subsequent customer support

d) Responsible for handling complaints and fault repair service pertaining to the area of SDCA


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Q. 25 , What are the customer touch points in an SSA?

a) Customer support centers located in various SDCAs

b) Commercial offices

c) Accounts offices

d) Operational & maintenance units


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Q. 26 , What are the two categories of servers for hardware requirements?

a) Rack mounted Blade servers and Mainframe servers

b) Connection or Presentation Servers and Datacenter class Servers

c) HTTP servers and SMTP servers

d) AAA servers and Proxies


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Q. 27 , Which servers are used for applications that are multi-instance and scale horizontally?

a) Rack mounted Blade servers

b) Datacenter class Servers

c) Mainframe servers

d) None of the above


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Q. 28 , Which applications shall run on Datacenter class Servers?

a) E-commerce and Social Media

b) Gaming and Entertainment

c) Billing and Accounting, Revenue assurance, Mediation, Provisioning, CRM, and Directory Enquiry

d) None of the above


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Q. 29 , Which type of servers are used for applications that scale vertically to an extent and horizontally beyond that?

a) Rack mounted Blade servers

b) Mainframe servers

c) Datacenter class Servers

d) None of the above


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Q. 30 , What are the applications that run on Mediation Servers?

a) Billing and Accounting

b) Revenue Assurance

c) Mediation

d) Provisioning


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Q. 31 , What is the purpose of X.25 adapters in Mediation Servers?

a) To provide a backup for the servers

b) To enable X.25 connectivity for the servers

c) To provide secure connectivity for the servers

d) None of the above


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Q. 32 , What is the design of the system architecture?

a) Hierarchical in design

b) Modular in design

c) Centralized in design

d) None of the above


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Q. 33 , What is the aim of the Hardware design?

a) To have single point of failure

b) To provide status information of the various processes

c) To provide third-party EMS tools

d) None of the above


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Q. 34 , Which software applications have functional modules?

a) Mediation System, Billing and accounting, Service Provisioning, CRM & Web Self Care

b) Directory Enquiry, Revenue Assurance, Enterprise Application Integration, Enterprise Management System

c) Enterprise Reporting and Security System

d) All of the above


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Q. 35 , What is the aim of the Customer Relationship Management (CRM) system?

a) To provide a single point customer interface

b) To provide billing and accounting services

c) To provide fault control and order management

d) None of the above


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Q. 36 , What is the aim of the Enterprise Application Interface (EAI) framework?

a) To integrate all software modules in OSS

b) To provide industry standard connectors and adapters

c) To interface with existing software applications

d) None of the above


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Q. 37 , What is the aim of the Self Care Service through Internet?

a) To provide easy integration capability

b) To support XML and HTML standards for Internet Data Exchange

c) To provide identified services with system security

d) None of the above


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Q. 38 , Which type of server is best suited for applications that scale horizontally?

a) Blade servers

b) Standalone servers

c) Mid-range servers

d) High-end servers


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Q. 39 , Which servers are used for database storage and application servers where business logic is present?

a) Rack mounted servers

b) Blade servers

c) Standalone servers

d) All of the above


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Q. 40 , What is the purpose of the Enterprise Application Integration (EAI) framework in the OSS?

a) To provide monitoring tools for hardware and software systems

b) To integrate software modules with each other

c) To provide scalability for hardware systems

d) None of the above


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Q. 41 , Which system in the OSS is the single point customer interface?

a) Billing and Accounting system

b) CRM system

c) Mediation system

d) Security system


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Q. 42 , What is the purpose of the EAI framework in the OSS?

a) To provide operational and monitoring tools for hardware and software systems

b) To integrate software modules with each other

c) To provide scalability for hardware systems

d) None of the above


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Q. 43 , What is the main purpose of the Single Convergent Bill?

a) To consolidate data for service and multi-instance customer accounts

b) To provide a hierarchical view of customer accounts

c) To generate a single invoice for multiple accounts under a corporate/individual account

d) All of the above


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Q. 44 , Which billing centers are connected to the East Zone for Corporate Convergent Billing?

a) South, West, and North

b) North, East, and South

c) East, West, and Central

d) None of the above


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Q. 45 , What is the purpose of the billing system in BSNL?

a) To collect processed bills from other billing systems in BSNL

b) To provide monitoring tools for hardware and software systems

c) To integrate software modules with each other

d) To provide scalability for hardware systems


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Q. 46 , Which services require data consolidation for individual invoices?

a) Post-paid and pre-paid services

b) GSM-based mobile telephone services

c) IP billing services

d) All of the above


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Q. 47 , What is the purpose of the Corporate Self Care system?

a) To provide a hierarchical view of customer accounts

b) To generate a single invoice for multiple accounts under a corporate/individual account

c) To extend customer care to customers with multiple services and multi-instance accounts

d) None of the above


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Q. 48 , What is the purpose of building a countrywide exclusive TCP/IP based intranet?

a) To provide connectivity to remote work stations/CSRs

b) To provide broadband connectivity to major RLU/RSU installations

c) To aggregate billing data of lower capacity exchanges

d) All of the above


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Q. 49 , How will TCP/IP connectivity be provided to major RLU/RSU installations?

a) Through leased line only

b) Through dial-up connection only

c) Either through leased line or dial-up connection depending upon the capacity of the RLU/RSU

d) None of the above


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Q. 50 , How will billing data aggregation be done for lower capacity exchanges?

a) At the existing billing center of the respective SSA on a computer

b) At the major exchanges having 1000 or more lines

c) At the remote work stations/CSRs

d) None of the above


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Q. 51 , What infrastructure will be provided for aggregation from lower capacity exchanges to billing centers of SSA?

a) TCP/IP network

b) DSL connectivity

c) Leased line connectivity

d) None of the above


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Q. 52 , What is the purpose of RAS and AAA server installed at data centers?

a) To provide broadband connectivity

b) To maintain log of changes made from the remote work stations

c) To aggregate billing data of lower capacity exchanges

d) None of the above


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Q. 53 , What wavelength does the STM-1 fiber interface support?

a) 1310 nm

b) 1510 nm

c) 1710 nm

d) 1910 nm


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Q. 54 , What type of fiber does the STM-1 fiber interface support?

a) Multimode fiber

b) Single mode fiber

c) Both a) and b)

d) None of the above


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Q. 55 , What is required for the RDBMS used in this project?

a) Work in a distributed mode across multiple servers

b) Work in a failover mode over geographical locations

c) Work in a cluster mode

d) All of the above


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Q. 56 , What feature is required for graceful switchover and switchback between the primary and the standby databases?

a) Feature for database optimization

b) Feature for partitioning of tables

c) Feature for distributed mode across multiple servers

d) None of the above


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Q. 57 , What is the purpose of APIs provided for integration with 3rd party applications?

a) To transfer balance from IN service to post-paid service

b) To offer functionalities for IN and retail customers in a single customer account hierarchy

c) To allow read-only access to standby database

d) None of the above


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Q. 58 , What is the purpose of transferring the balance from IN service to post-paid service?

a) To increase the credit limit of a subscriber of a landline

b) To enable bill payment for the post-paid services availed by the subscriber

c) Both a) and b)

d) None of the above


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Q. 59 , Which of the following is a feature required in the RDBMS for the project?

a) Support for linear data scalability

b) Support for parallel utility processing

c) Work in a distributed mode across multiple servers

d) All of the above


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Q. 60 , What is the purpose of integrating the IN platform with the billing system?

a) To enable customers to use loyalty points earned in post-paid service

b) To transfer pre-paid amount from the IN platform to increase credit limit of a subscriber

c) To provide free phone and premium calling rate services to customers

d) None of the above


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Q. 61 , What type of fiber is required for the STM-1 fiber interface?

a) Multi-mode fiber

b) Single-mode fiber

c) Both multi-mode and single-mode fiber

d) It is not specified in the given information


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Q. 62 , Which of the following API integrations will be provided by the project?

a) Integration with 3rd party billing systems

b) Integration with 3rd party customer relationship management systems

c) Integration with 3rd party telephony systems

d) All of the above


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Q. 63 , What is the Billing & Accounting System module of the overall Billing and Customer Care System for BSNL?

A. A module that caters to all the billing requirements of BSNL, including timely and accurate bill issuance to subscribers.

B. A module that manages the customer and service data required for billing.

C. A module that supports communication amongst the field units and data centres.

D. A module that generates invoices for the customers.


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Q. 64 , Which services are supported by the new billing system for wireline?

A. PSTN, WLL Fixed, and National Long Distance only.

B. PSTN, WLL Fixed, and National Long Distance, along with ATM and IP Services.

C. PSTN, WLL Fixed, and National Long Distance, along with IN services like Free phone, VCC, ACC, Premium rate services, etc.

D. All of the above.


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Q. 65 , Which services are supported by the new billing system for wireless?

A. Roaming only.

B. GSM – (Pre-Paid and Post-Paid) only.

C. GPRSWAP on Mobile including applications like - mobile banking, weather update, news update, Stock update, Travel guide, etc.

D. All of the above.


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Q. 66 , Which services are supported by the new billing system for data?

A. Data calls, IP packets, and Content Delivery only.

B. Internet services (including VoIP), Fax over IP (FoIP), and E-mail services only.

C. Video on Demand (VoD), Video & audio conferencing, and Internet Roaming only.

D. All of the above.


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Q. 67 , Which services are supported by the new billing system for call management?

A. Caller Line Identification Presentation & Restriction, Call Waiting, and Call Barring only.

B. Call Forward, Call Conferencing, and Call Transfer only.

C. Malicious Call Tracking only.

D. All of the above.


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Q. 68 , What is the main purpose of the Billing System for BSNL?

A. To ensure timely issue of accurate bills to the subscriber at all billing touch points.

B. To manage the customer and service data required for billing.

C. To provide a portal for communication amongst the field units and data centres.

D. To generate invoices for the customers.


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Q. 69 , What is the meaning of accounting in the context of the Billing System for BSNL?

A. The system should have facility to capture the payment against the invoices raised.

B. The system should have facility to mark the bills for dispute, cancellation & write off of bill.

C. The system should maintain individual ledger accounts of the subscribers.

D. All of the above.


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Q. 70 , What is the purpose of the software in the context of cheque bounce in the Billing System for BSNL?

A. To collect cheques online or offline through other agencies like Post Offices.

B. To ensure that all cases of cheque bounce are taken care of.

C. To mark the bills for dispute, cancellation & write off of bill.

D. To generate invoices for the customers.


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Q. 71 , What is the purpose of the portal in the context of the Billing System for BSNL?

A. To support communication amongst the field units and data centres.

B. To manage the customer and service data required for billing.

C. To generate invoices for the customers.

D. All of the above.


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Q. 72 , What is the main purpose of the Billing & Accounting System in BSNL?

a) To issue accurate bills to subscribers

b) To manage customer and service data

c) To calculate security deposits

d) To provide communication between field units and data centres


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Q. 73 , What types of services does the new billing system support?

a) Only wireline and wireless services

b) Only data services

c) Only call management services

d) Wireline, wireless, data, other services, and call management services


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Q. 74 , What is the process of Telecom Billing?

a) Collecting usage, aggregating it, applying charges, and generating invoices

b) Collecting payments and recording them

c) Managing customer and service data

d) Provisioning orders and activating billing


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Q. 75 , What type of accounting does the Billing & Accounting System capture?

a) Payment against invoices raised

b) Deposit collections and accounting

c) Interest calculation on deposits

d) All of the above


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Q. 76 , What is the requirement for generating accounting reports?

a) To be generated/processed circle wise

b) To be generated/processed SSA wise

c) To be generated/processed region wise

d) To be generated/processed state wise


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Q. 77 , What is the purpose of the portal in the Billing & Accounting System?

a) To communicate with customers

b) To download reports for field units

c) To calculate journal entries

d) To manage A/R balances


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Q. 78 , What types of wireline services are supported by the billing system?

a) Basic Telephony (PSTN) only

b) Leased lines only

c) E1/ISDN-PRI only

d) Basic Telephony (PSTN), WLL Fixed, National Long Distance, International Long Distance, ISDN, ATM and IP Services, IN services like Free phone, VCC, ACC, Premium rate services, etc.), Centrex, PBX & PABX, Leased lines, E1/ISDN-PRI (in the context of reverse charging)


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Q. 79 , What types of wireless services are supported by the billing system?

a) GSM – (Pre-Paid and Post-Paid) only

b) Roaming only

c) GPRS only

d) GSM – (Pre-Paid and Post-Paid), Roaming, GPRS, and WAP on Mobile including applications like - mobile banking, weather update, news update, Stock update, Travel guide, etc


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