Chapter 1-15 Quizzes
True or False? With real-time communications, message delivery does not depend on the recipient being available to receive the message. True False
False
True or False? A reliable communication process is one in which senders have verification that recipients received all sent messages. True False
True
True or False? A virtual machine operates just like a physical computer. True False
True
Which of the following is not an example of a common real-time communication method? 1)Voice 2)Email 3)Presence/availability 4)Video conferencing
2)Email
True or False? Internet Protocol version 6 (IPv6) calls the equivalent of private IP addresses unique local addresses (ULAs). True False
True
Of the following, which is the most convenient method of communicating simple messages quickly? Text messaging Face-to-face meetings Video conferencing Telephone conversation
Text messaging
Which of the following is a communication challenge experienced more often by enterprises than small businesses? 1) Limited customer base 2) Competing demands for budget 3) Dealing with obstacles presented by legacy systems 4) Securing environments to protect content to meet compliance regulations
4) Securing environments to protect content to meet compliance regulations
Which of the following is a common feature or characteristic of the business to consumer (B2C) model? Fixed or limited pricing High volume Strict constraints on allowed products, services, and activities Requests for proposal (RFPs)
Fixed or limited pricing
Dhruv is a network engineer. He wants to move much of his organization's data center infrastructure to the cloud. He wants maximum control over the infrastructure, but without the capital expenses involved in setting up and maintaining that infrastructure. Which of the following is the best solution for Dhruv? Private cloud Public cloud Platform as a Service (PaaS) Anything else as a Service (AaaS)
Private cloud
True or False? Internet Protocol version 6 (IPv6) makes it easier to aggregate subnets using routing prefixes. True False
True
True or False? Internet of Things (IoT) autonomy can move some administrative decisions into programs that do not need human interaction. True False
True
Which of the following cloud service models is designed to support application development? Infrastructure as a Service (IaaS) Platform as a Service (PaaS) Software as a Service (SaaS) Anything else as a Service (AaaS)
Platform as a Service (PaaS)
True or False? A network can have both analog and digital segments. True False
True
Which of the following is a communication challenge experienced more often by small businesses than enterprise businesses or government agencies? 1) Limited customer base 2) Keeping constituents engaged, active, and responsive 3) Addressing the demands of paper-based processes 4) Securing environments to protect content to meet compliance regulations
1) Limited customer base
What challenge do enterprise and small businesses have in common? Correct! They tend to compete for the same customers. They do not have the resources to provide excellent customer service. Limited capabilities can make reaching customers challenging. They are not security savvy.
1) They tend to compete for the same customers.
True or False? Collaboration is a form of store-and-forward communication. True False
False
True or False? Once a virtual machine is configured, it cannot be resized. True False
False
True or False? The business to government (B2G) model focuses citizens using government websites to make transactions, such as paying taxes. True False
False
True or False? With a private cloud, the virtualization layer is owned and managed by the cloud service provider (CSP). True False
False
Which of the following is not a way in which unified communications (UC) improves communication efficiency? Generally increases the number of messages sent and received Makes communication less time-consuming Increases customer service effectiveness Reduces wasted calls when managing customer relationships
Generally increases the number of messages sent and received
What is an advantage of video conferencing as a form of communication? Requires low attention from participants Limits visual cues Provides voice inflection and expressions Requires all parties be present
Provides voice inflection and expressions
In the workplace, a message sender chooses a delivery method, such as email, instant messaging, or text messaging. Then the sender selects the appropriate recipient and composes a message. Which of the following is not true regarding this approach? 1)Not all message senders fully understand the impact of their delivery method decisions. 2)This approach requires that every message sender understand the communication process and make the best delivery decision. 3)Reliable communications methods still require senders to monitor sent messages for errors or potentially missing messages. 4)Most communication methods require that the sender know the recipient to send a message.
Reliable communications methods still require senders to monitor sent messages for errors or potentially missing messages.
Quality of service (QoS) controls or traffic prioritization can help mitigate: low bandwidth. inadequate security. packet loss. Answer packet jitter.
Answer packet jitter.
Which of the following is a communication challenge experienced more often by government agencies than by businesses? 1) Limited customer base 2) Competing demands for budget 3) Addressing the demands of paper-based processes 4) Managing time
3) Addressing the demands of paper-based processes
Internet Protocol version 6 (IPv6) accomplishes all of the following, except: 1) expands the number of available IP addresses. 2) reduces Internet bandwidth use. 3) enables two or more devices that connect to the Internet to use the same IP address. 4) improves IP network efficiency.
3) enables two or more devices that connect to the Internet to use the same IP address.
Which of the following is not true of Internet Protocol version 6 (IPv6)? 1) IPv6 addresses are 128-bit numbers. 2) IPv6 provides unique addresses for approximately 340 undecillion devices. 3) 2001:db8:45a5:3:200:f8bf:fe21:67cf is an example of an IPv6 address. 4) Dynamic Host Configuration Protocol (DHCP) cannot assign IPv6 addresses to devices on a network.
4) Dynamic Host Configuration Protocol (DHCP) cannot assign IPv6 addresses to devices on a network.
Which protocol requests and assigns IP addresses on a network? Internet Protocol (IP) Dynamic Host Configuration Protocol (DHCP) Session Initiation Protocol (SIP) Voice over IP (VoIP)
Dynamic Host Configuration Protocol (DHCP)
True or False? Some printers can access the Internet. True False
True
A disadvantage of the public cloud model is: flexibility. control. that it requires an Internet connection. that it is on a subscription basis.
control.
True or False? Hyperconnectivity refers to always being online and connected. True False
True
Which of the following is not true of Internet Protocol version 4 (IPv4)? 1) IPv4 addresses are 64-bit numbers. 2) IPv4 provides unique addresses for approximately 4.3 billion devices. 3) 192.168.1.254 is an example of an IPv4 address. 4) Dynamic Host Configuration Protocol (DHCP) assigns IPv4 addresses to devices on a network.
1) IPv4 addresses are 64-bit numbers
Which of the following characterizes an effective UC solution? Brings all communication methods together Does not rely on automation Works exclusively with real-time communication methods Increases the number of messages exchanged, although they are more meaningful
Brings all communication methods together
Which of the following made cloud computing possible? Virtualization Real-time communications Store-and-forward communications Dynamic provisioning
Virtualization
True or False? Analog devices transmit data using long and short electrical signals that represent letters of the alphabet. True False
False
True or False? The business to consumer (B2C) model describes business activities that involve providing products or services directly to end consumers. True False
True
Susan is a chief technology officer (CTO) for a university. She wants to upgrade her institution's aging phone system to include real-time and non-real-time communication services. What does Susan want to implement? Unified communications (UC) Business process management (BPM) Social media Store-and-forward communications
Unified communications (UC)
True or False? Cloud computing consists of renting someone else's computers and network to run software to support your business. True False
True
True or False? Customers and partners who find what they want at an organization's online presence will likely continue to do business with that organization. True False
True
True or False? In the workplace, one way to avoid information overload is to minimize the amount of information users receive. True False
True
True or False? It is estimated there are more Internet-connected devices than there are people on the Earth. True False
True
True or False? The social media model is based on publishing and subscribing. True False
True
Which of the following ranges would you use to assign IPv6 addresses on a private network? 1) 172.16.0.0 to 172.31.255.255 2) 192.168.0.0 to 192.168.255.255 3) fc00:0:0:0:0:0:0:0 to fdff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 4) fh00:0:0:0:0:0:0:0 to fjff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
3) fc00:0:0:0:0:0:0:0 to fdff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
Which of the following cloud service models offers SaaS solutions as professional services and not just software? Infrastructure as a Service (IaaS) Platform as a Service (PaaS) Software as a Service (SaaS) Anything else as a Service (AaaS)
Anything else as a Service (AaaS)
What is NOT an expected impact on business by the Internet of Things (IoT)? Devices are more easily tracked. Data will grow even faster. Administrative delays will increase. Identity and authorization management will become more complex.
Administrative delays will increase.