LIBERTY UNIVERSITY CSIS 340 FINAL EXAM 2023 EXAM
3 LATEST VERSIONS 150 QUESTIONS & CORRECT
ANSWERS|A+ GUARANTEED
Transport Layer services are implemented in what systems? - ANSWER: End
HFC downstream and upstream bandwidth is dedicated per user? - ANSWER: False
Ethernet only runs on twisted-pair copper wire? - ANSWER: False
What is a host and an end system? - ANSWER: An end system is the same as a host.
A switch can be considered an end system? - ANSWER: False
A Web server is an example of an end system? - ANSWER: True
A dedicated pathway is established for the duration of a communications session
using what type network connection? - ANSWER: Circuit Switched
The Internet supports what Transport Layer protocols? - ANSWER: Both UDP and TCP
The wireless users transmit/receive packets between a base station and an end
system located within a radius of tens of meters for? - ANSWER: 802.11
A router can be considered an intermediate system? - ANSWER: True
A variable pathway is made available for the duration of a communications session
using what type of network connection? - ANSWER: Packet Switched
What IP Layer provides for logical communications between application processes
running on different end systems? - ANSWER: Transport
Current Ethernet LAN transmission rates include? - ANSWER: All of the listed rates
The 3G and 4G wide-area network access packets traverse the cellular telephony
infrastructure? - ANSWER: True
SMTP uses what port for network communications? - ANSWER: 25
The Client-server architecture is the predominant model of service provisioning via
the Internet? - ANSWER: True
CDN providers that place their servers in the ISP networks are using what type of
server placement philosophy? - ANSWER: Enter Deep
, The end system that initiates the communications session is the? - ANSWER: Client
Process
TCP is the fastest transaction protocol for communications? - ANSWER: False
What application does not use TCP for Internet communications? - ANSWER: ARP
The contents of a DNS A Record include? - ANSWER: Name and Value (IP address)
A Registrar verifies the uniqueness of a domain name, enters the domain name into
the DNS database, and collects a small fee for its services? - ANSWER: True
If the IP address for a URL hosting a web document is unknown, what Transport and
Application Layer protocols will be used to effectively request the web document? -
ANSWER: DNS and HTTP
The contents of a DNS MX Record include? - ANSWER: A domain eMail server IP
address
When using TCP, the server application must be executed prior to the client
application? - ANSWER: True
What application(s) are primarily TCP based? - ANSWER: HTTPS and POP3
When using UDP, the server application can be executed after the client application?
- ANSWER: True
CDN providers that place their servers in large clusters of CDN servers at fewer sites
are using what type of server placement philosophy? - ANSWER: Bring Home
A list of well-known service port numbers is available in RFC 1700 and at IANA? -
ANSWER: True
What field(s) in a TCP packet is/are used to determine if the packet is new or
retransmitted data? - ANSWER: Sequence Number
The port numbers 0 - 1023 are restricted and reserved for well-known application
services? - ANSWER: True
What Transport protocol provides great control over when a segment is sent? -
ANSWER: UDP
A system can only have 1 TCP socket per software port open at any time? - ANSWER:
False
3 LATEST VERSIONS 150 QUESTIONS & CORRECT
ANSWERS|A+ GUARANTEED
Transport Layer services are implemented in what systems? - ANSWER: End
HFC downstream and upstream bandwidth is dedicated per user? - ANSWER: False
Ethernet only runs on twisted-pair copper wire? - ANSWER: False
What is a host and an end system? - ANSWER: An end system is the same as a host.
A switch can be considered an end system? - ANSWER: False
A Web server is an example of an end system? - ANSWER: True
A dedicated pathway is established for the duration of a communications session
using what type network connection? - ANSWER: Circuit Switched
The Internet supports what Transport Layer protocols? - ANSWER: Both UDP and TCP
The wireless users transmit/receive packets between a base station and an end
system located within a radius of tens of meters for? - ANSWER: 802.11
A router can be considered an intermediate system? - ANSWER: True
A variable pathway is made available for the duration of a communications session
using what type of network connection? - ANSWER: Packet Switched
What IP Layer provides for logical communications between application processes
running on different end systems? - ANSWER: Transport
Current Ethernet LAN transmission rates include? - ANSWER: All of the listed rates
The 3G and 4G wide-area network access packets traverse the cellular telephony
infrastructure? - ANSWER: True
SMTP uses what port for network communications? - ANSWER: 25
The Client-server architecture is the predominant model of service provisioning via
the Internet? - ANSWER: True
CDN providers that place their servers in the ISP networks are using what type of
server placement philosophy? - ANSWER: Enter Deep
, The end system that initiates the communications session is the? - ANSWER: Client
Process
TCP is the fastest transaction protocol for communications? - ANSWER: False
What application does not use TCP for Internet communications? - ANSWER: ARP
The contents of a DNS A Record include? - ANSWER: Name and Value (IP address)
A Registrar verifies the uniqueness of a domain name, enters the domain name into
the DNS database, and collects a small fee for its services? - ANSWER: True
If the IP address for a URL hosting a web document is unknown, what Transport and
Application Layer protocols will be used to effectively request the web document? -
ANSWER: DNS and HTTP
The contents of a DNS MX Record include? - ANSWER: A domain eMail server IP
address
When using TCP, the server application must be executed prior to the client
application? - ANSWER: True
What application(s) are primarily TCP based? - ANSWER: HTTPS and POP3
When using UDP, the server application can be executed after the client application?
- ANSWER: True
CDN providers that place their servers in large clusters of CDN servers at fewer sites
are using what type of server placement philosophy? - ANSWER: Bring Home
A list of well-known service port numbers is available in RFC 1700 and at IANA? -
ANSWER: True
What field(s) in a TCP packet is/are used to determine if the packet is new or
retransmitted data? - ANSWER: Sequence Number
The port numbers 0 - 1023 are restricted and reserved for well-known application
services? - ANSWER: True
What Transport protocol provides great control over when a segment is sent? -
ANSWER: UDP
A system can only have 1 TCP socket per software port open at any time? - ANSWER:
False
