Telecommunications Management Exam Practice Tests
Course Introduction
Telecommunications Management explores the strategic, technical, and operational aspects of managing telecommunications systems within organizations. The course covers key topics such as network infrastructure, transmission technologies, regulatory considerations, and industry standards. Students learn how to evaluate, implement, and manage voice, data, and multimedia communication solutions to support business objectives. Emphasis is placed on emerging trends, cost-benefit analysis, security issues, and effective decision-making in the rapidly evolving telecom environment. Upon completion, students will be equipped with the knowledge and skills needed to oversee telecommunications resources and align them with organizational goals.
Recommended Textbook
Business Data Communications Infrastructure Networking and Security 7th Edition by William Stallings
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Chapter 1: Introduction
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Q1) _________ is the ability to determine,in real time,where someone is,how he or she prefers to be reached,and what he or she is currently doing.
Answer: Presence
Q2) An architecture where multiple computers provide database functions,file services,printing services,and other specialized functions on a shared basis for many users is called a _____________ architecture.
Answer: client / server
Q3) The four forms of information used by modern information systems are voice,data,image,and video.
A)True
B)False
Answer: True
Q4) Which of the following is the most commonly used standard for computer communications?
A)SLA
B)TCP / IP
C)ISO
D)USD
Answer: B
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Chapter 2: Business Information
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Q1) Which of the following represents a digital form of information?
A)a gas gauge
B)a fax transmission
C)a watch that displays time as HH:MM
D)a page filled with English prose
Answer: C
Q2) _________ is capable of representing symbols and characters used in all the major languages spoken around the world.
A)UTF-8
B)ASCII
C)IRA
D)UCST
Answer: A
Q3) Which of the following represents the most basic unit of digital information?
A)byte
B)nibble
C)pixel
D)bit
Answer: D
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Page 4
Chapter 3: Distributed Data Processing
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Q1) ___________ encompasses any subscription-based or pay-per-use service that extends an organization's existing IT capabilities over the Internet in real time.
A)Cloud computing
B)ISP
C)DDP
D)Client / server architecture
Answer: A
Q2) The distinguishing feature of the _________ is that it provides access to corporate resources by authorized outside clients,typically suppliers and customers of the organization.
Answer: extranet
Q3) A DDP facility may include:
A)a central data center
B)satellite data centers
C)a community of peer computing facilities
D)all of the above
Answer: D
Q4) SAP's in-memory computing system is called _________.
Answer: HANA (High Performance Analytic Appliance)
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Chapter 4: Data Transmission
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Q1) In the telephone system,conversions are reproduced using the range from 3003400 Hz in order to limit the required capacity of transmission lines.
A)True
B)False
Q2) The designer of a communications facility must deal with four factors: the bandwidth of the signal,the data rate that is used for digital information,the amount of noise and other impairments,and the level of __________ that is acceptable.
Q3) _________ is the unwanted coupling between signal paths.
A)Thermal noise
B)Intermodulation noise
C)Crosstalk
D)Impulse noise
Q4) Nearly all signals used for communications are part of the electromagnetic spectrum.
A)True
B)False
Q5) Digital signaling usually means that the information being conveyed is binary. A)True B)False
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Chapter 5: Data Communication Fundamentals
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Q1) An error-detecting scheme that employs a unique prime number is called:
A)parity checking
B)frame sequence checking
C)error checking and error correcting
D)cyclic redundancy check
Q2) Digital signals are:
A)continuous
B)discrete
C)discontinuous
D)none of the above
Q3) In modern communication systems,data is sent from one point to another via:
A)input data
B)alternating current (A / C)
C)pressure changes
D)electromagnetic signals
Q4) Analog encoding of digital information modulates a wave known as the carrier in terms of its phase,frequency or amplitude.
A)True
B)False
Q5) Converting digital data to analog signals involves the use of a _________.
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Chapter 6: Data Link Control and Multiplexing
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Q1) A multiplexing technique where multiple users use distinct carrier frequencies separated such that the modulated signals do not overlap is called ___________.
A)frequency division multiplexing
B)time division multiplexing
C)separate channel multiplexing
D)common channel multiplexing
Q2) The set of time slots dedicated to one source,from frame to frame,is called a ________.
Q3) ________ is used on SONET to support long-haul voice,data,and video applications over fiber-optic circuits.
A)WDM
B)TDM
C)DMT
D)LMV
Q4) Flow control is one of the primary functions performed at the data link layer of the OSI reference model for network communication.
A)True
B)False
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Chapter 7: The Internet
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Q1) The most important service an ISP provides is access to other _________ networks.
Q2) If you receive an IP address automatically,the address of the DNS server can be provided at the same time.
A)True
B)False
Q3) The Internet is an unusual corporate tool in that it is owned and managed by a single entity.
A)True
B)False
Q4) The Internet is a central component of most enterprise networks.
A)True
B)False
Q5) The first two important applications developed for the ARPANET were:
A)Telnet and FTP
B)Telnet and email
C)FTP and email
D)email and world-wide-web
Q6) Traditionally,the two primary paradigms for electronic communications were circuit switching and _________ switching.
Page 9
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Chapter 8: Tcp / Ip
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Q1) UDP provides guaranteed delivery of messages.
A)True
B)False
Q2) _________ connects client systems to Web servers on the Internet and its primary function is to establish a connection with the server and send HTML pages back to the user's browser.
Q3) IP is also becoming the language of the telephone system.
A)True
B)False
Q4) Wireless networking brings:
A)increased security risks
B)management headaches
C)increased demands on support staff
D)all of the above
Q5) IP appends a header of control information to each segment to form a(n)__________.
A)IP datagram
B)end system
C)checksum
D)port
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Chapter 9: Client Server, intranet, and Cloud Computing
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Q1) The client / server architecture is a blend of decentralized and centralized computing.
A)True
B)False
Q2) _________ is a term used to refer to the implementation of Internet technologies within a corporate organization rather than for external connection to the global Internet.
Q3) __________ binding means that a logical connection is established between the two processes at the time of the RPC and that as soon as the values are returned,the connection is dismantled.
Q4) _________ processing refers to the traditional mainframe environment in which all or virtually all of processing is done on a central host.
A)Host-based
B)Server-based
C)Client-based
D)Cooperative
Q5) With __________ binding,a connection that is set up for an RPC is sustained after the procedure return.
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Chapter 10: Internet-Based Applications
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Q1) ________ refers to the combination of HTTP and SSL to implement secure communication between a Web browser and a Web server.
Q2) The _________ is fundamentally a client / server application running over the Internet and TCP / IP intranets.
A)World Wide Web
B)ADMD
C)MDA
D)Hypertext Transfer Protocol
Q3) Which of the following is NOT a standard MIME content type?
A)audio
B)binary
C)messages
D)image
Q4) A ________ is an intermediary program that acts as both a server and a client for the purpose of making requests on behalf of other clients.
Q5) The _________ accepts the message submitted by an MUA and enforces the policies of the hosting domain and the requirements of Internet standards.
Q6) A _______ is a network data object or service that can be identified by a URL.
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Chapter 11: Internet Operation
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Q1) Most IP addresses consist of a network identification and a host identification within that network.
A)True
B)False
Q2) A QoS facility allows the Internet to treat all classes of traffic equally in order to optimize the services provided to all users.
A)True
B)False
Q3) The source and destination address fields in the TCP header each contain a 32-bit Internet address.
A)True
B)False
Q4) An autonomous system (AS)exhibits which of the following characteristics?
A)is a set of routers and networks managed by a single organization
B)consists of a group of routers exchanging information via a common routing protocol
C)except in times of failure is connected
D)all of the above
Q5) IPv6 allows three types of addresses: unicast,anycast,and _________.
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Chapter 12: Lan Architecture and Infrastructure
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Q1) Which of the following is NOT one of the distinguishing characteristics for optical fiber cables compared with twisted pair or coaxial cables?
A)greater capacity
B)lower attenuation
C)electromagnetic isolation
D)heavier weight
Q2) The function of a __________ protocol is to control access to the transmission medium and to provide an orderly and efficient use of that capacity.
A)LLC
B)SAN
C)MAC
D)MAN
Q3) The fact that signal strength falls off with distance is called ________________.
A)bandwidth
B)attenuation
C)resistance
D)propagation
Q4) Twisted pair comes in two varieties: unshielded and _________.
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Chapter 13: Ethernet, switches, and Virtual Lans
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Q1) A broadcast recipient address means that all devices connected to the LAN are to receive the message.
A)True
B)False
Q2) The frame format for the 802.3 protocol consists of:
A)preamble
B)SFD
C)destination address
D)all of the above
Q3) A layer 3 switch is just another name for a router.
A)True
B)False
Q4) ___________ refers to a set of specifications developed by the IEEE 802.3 committee to provide a low-cost,Ethernet-compatible LAN operating at 100 Mbps.
Q5) The strength of Ethernet lies in its backward compatibility, industry support,and simplicity.
A)True
B)False
Q6) A _________ provides a means of interconnecting similar LANs.
Page 15
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Chapter 14: Wireless Lans
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Q1) Any entity that has station functionality and provides access to the distribution system via the wireless medium for associated stations.
A)access point
B)basic service set
C)extended service set
D)coordination function
Q2) One advantage of wireless LAN use is that any transmission frequency can be used as long as it does not interfere with other nearby applications.
A)True
B)False
Q3) IEEE 802.11 defines a number of services that need to be provided by wireless LAN to provide functionality.Which of the following is not one of these services?
A)Association
B)Reassociation
C)Authentication
D)Coordination
Q4) An ___________consists of two or more BSSs interconnected by a distribution system.
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Chapter 15: Wan Technology and Protocol
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Q1) Which of the following is NOT one of classes of function for control signaling?
A)establishment
B)supervisory
C)call information
D)network management
Q2) Which of the following is an advantage of circuit switching?
A)provides speed conversion
B)compatible with voice
C)appears nonblocking
D)logical multiplexing
Q3) A public telecommunications network can be described using four generic architectural components: subscribers,subscriber line,exchanges,and _________.
Q4) __________ allows users to plan for network expansion and modifications arising as their needs change.
Q5) In the _________ approach,each packet is treated independently,with no reference to packets that have gone before.
Q6) Each station attaches to a node,and the collection of nodes is referred to as a ________ network
Q7) ________ signals identify a subscriber.
Page 17
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Chapter 16: Wan Services
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Q1) X.25 uses out-of-band signaling.
A)True
B)False
Q2) Because of the high speeds involved and the small amount of overhead,when compared to Frame Relay,congestion control in ATM networks is more complex.
A)True
B)False
Q3) Public switched services include which of the following?
A)ISDN
B)WAE
C)dial-up / modem
D)all of the above
Q4) Basically a VPN that simplifies linking Ethernet LANs at remote locations,_________ is marketed as an alternative to traditional WAN services such as T-1,leased lines,and frame relay.
Q5) Logical connections in ATM are referred to as __________.
Q6) Most WAE implementations use __________to interconnect network endpoints.
Q7) The use of Carrier Ethernet technologies to create metropolitan area networks (MANs)is most commonly called _________.
Page 18
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Chapter 17: Wireless Lans
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Q1) The base station selected for communication with a mobile unit is always the one closest to the current location of the unit.
A)True
B)False
Q2) First generation mobile telephone systems used analog voice communication based on amplitude modulation.
A)True
B)False
Q3) In 4G networks,IP telephony is the norm as are IP packet- switched connections for Internet access.
A)True
B)False
Q4) The idea of universal personal telecommunications refers to the capability of using one's terminal in a wide variety of environments to connect to information services.
A)True
B)False
Q5) The antenna systems on or near the earth are referred to as earth _________ .
Q6) Transmissions from the satellite to the earth station are __________.
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Chapter 18: Computer and Network Security Threats
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Q1) A _________ propagates itself and activates itself,whereas a bot is controlled from some central facility,at least initially.
Q2) Important objectives of computer security include:
A)confidentiality
B)integrity
C)availability
D)all of the above
Q3) A masquerader is a legitimate user who accesses data,programs,or resources for which such access is not authorized.
A)True
B)False
Q4) One type of attack on the security of a computer system or network that impacts the availability of a system (e.g.destruction of a resource in the system)is referred to as
A)interruption
B)interception
C)modification
D)all of the above
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Chapter 19: Computer and Network Security Techniques
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Q1) A __________ is a security service that monitors and analyzes system events for the purpose of finding,and providing real-time or near-real-time warning of, attempts to access system resources in an unauthorized manner.
Q2) The Secure Sockets Layer (SSL)and the follow-on Internet standard known as __________ provide a reliable end-to-end secure transport service over TCP.
Q3) Two important SSL concepts are the SSL session and the SSL connection.
A)True
B)False
Q4) Intrusion detection is based on the assumption that the behavior of the intruder differs from that of a legitimate user in ways that can be quantified.
A)True
B)False
Q5) The most complex part of SSL is the ___________ Protocol.
A)Handshake
B)Change Cipher Spec
C)Alert
D)Record
Q6) An IDS comprises three logical components: sensors,user interface,and _______.
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