Lesson 4 Flashcards
IPv4 requires that every system with connectivity to the Internet have a unique _____ internet address.
32-bit
16-bit
64-bit
128-bit
32 bit
Which internet protocol is responsible for moving data packets along the Internet network?
HTML
OSI
IP
TCP
IP
Which internet protocol is responsible for re transmitting lost or erroneous data packets?
OSI
IP
TPC
TCP
TCP
An IPv4 address contains _____ digits in _____ sets separated by a _____.
4; 3; comma
3; 4; period
4; 3; period
3, 4 ; comma
3; 4; period
Which of these is not one of TCP/IP’s five protocol layers?
Application/process layer
Physical layer
Network interface layer
Transmission
Transmission
In reference to internet domain names, a registrar is _____.
A company that sells web templates
A company that sells domain names
An institution that registers student enrollments
A company that designs web pages
A company that sells domain names
Which of the following was NOT a function of IANA?
Designing web pages
Which organization is the precursor to ICANN?
RFC
IEEE
IANA
IETF
IANA.
Which protocol is suited for current Internet?
IANA
NIC
RFC
TCP/IP
TCP/IP
The organization that currently regulates and manages the Internet is _____.
WTO
IANA
ICANN
IETF
ICANN
Who was responsible for the creation of the UDP protocol?
Ada Lovelace
Steve Jobs
Donald Knuth
David Reed
David Reed
What is the primary use for UDP?
File Transfer Protocol
Telnet
Post Office Protocol Version 3
Streaming
streaming
All of the following are characteristics of UDP EXCEPT:
Reliable
Datagrams
Multicast
Connectionless
reliable
Controlling congestion with UDP is:
Part of the function of the network
Up to the user
Up to the application
Part of the packet process
Up to the application
UDP is what type of protocol?
Part of a three-way handshake protocol
Connection-oriented
Connectionless
Transport layer
connectionless
What will happen if you enter the IP address 142.250.191.206 into your web browser?
Nothing, it is not possible to enter numbers
Google.com
An error will occur
Your anti-virus will flash a warning
Google.com
A _____ is two or more computers that communicate with one another.
host
conference
host name
network
A network
URL is an acronym for __________.
- Unique Reference Location
- Uniform Reference Link
- Uniform Resource Locator
- Unique Reference Link
Uniform Resource Locator.
A computer can be accessed over the Internet via a host name or _____ which is a unique numerical sequence assigned to a machine on a network.
IP address
web address
network
domain name
An IP address
Access a website by entering the _____ or _____ into the address bar of the Internet browser.
URL, IP address
HTML, network
host name, URL
domain name, URI
URL, IP address
DNS servers use _____ servers to help resolve IP addresses to Domain Names
Authoritative servers
Authentication servers
IP servers
Caching servers
Authoritative servers
DNS is an acronym for:
Domain Need System
Domain Name Servers
Domain Name System
Domain Name Service
Domain Name System.
_____ is an example of a TLD name.
.com
www.gingernameclub.com
www.com
gingernameclub.com
.com
Which of the following statements is true when a user first makes a DNS query by typing the domain name into the web browser?
A DNS query answer is returned from the authoritative servers
A request is sent to an ISP recursive server
A request is sent to the respective root nameservers
The local DNS cache is queried
The local DNS cache is queried
Which of the following statements is true?
Recursive name servers respond to queries from TLD name servers
Local DNS cache respond to queries from root servers
Recursive name servers respond to queries from authoritative servers
Authoritative name servers respond to queries from recursive name servers
Authoritative name servers respond to queries from recursive name servers
What is the purpose of FTP?
To establish remote connection.
To transfer a file in a network.
To start a chat process.
To open a web site.
To transfer a file in a network.
In order to manage a given network, we require which of the following protocols?
TFTP
DHCP
IMAP
SNMP
Simple Network Management Protocol
Which of the following is not an application layer protocol?
SSH
TCP
BOOTP
Telnet
TCP
When a user tries to access a web page, what does the system do first?
Opens the web page directly.
Searches the domain name in DNS.
None of the above.
Activates http for opening the web site.
Searches the domain name in DNS.
Which protocol downloads a copy of an email and deletes the original email from the server?
SMTP
IMAP
SNMP
POP3
POP3
Which of the following was NOT a function of IANA?
Designing web pages
Protocol Assignment
IP Addressing
Administering DNS root zones
Designing Web Pages
