IST 220 Final Exam Questions With Correct
Answers
A hexadecimal number is a number written in the base 16 system. - CORRECT
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ANSWER✔✔-True
Convert the binary number of 11111111 to decimal number of - CORRECT
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ANSWER✔✔-255
Checks whether the data is received and resends if it is not - CORRECT
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ANSWER✔✔-TCP
is called a connection-oriented protocol - CORRECT ANSWER✔✔-TCP
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is used by applications such as Web browsers and email - CORRECT ANSWER✔✔-
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TCP
guarantees delivery - CORRECT ANSWER✔✔-TCP
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does not guarantee delivery - CORRECT ANSWER✔✔-UDP
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is called a connectionless protocol - CORRECT ANSWER✔✔-UCP
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,is called a best-effort protocol - CORRECT ANSWER✔✔-UCP
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is used for broadcasting, such as streaming video or audio over the Web -
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CORRECT ANSWER✔✔-UDP |
is used to monitor network traffic - CORRECT ANSWER✔✔-UDP
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is used when it is important to know that the data reached its destination -
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CORRECT ANSWER✔✔-TCP |
What utility is used to verify that TCP/IP installed, bound to the NIC, configured
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correctly, and communication with the Network? - CORRECT ANSWER✔✔-Ping
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The fundamental difference between a switch and a router is that a switch
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belongs only to its local network and a router belongs to two or more local
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networks. - CORRECT ANSWER✔✔-True| | |
A port number, which identifies an application on a host, exists at what level of
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the OSI model? - CORRECT ANSWER✔✔-Transport
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Select the protocol below that is used to synchronized clocks on computers on a
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network: - CORRECT ANSWER✔✔-NTP
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What mail protocol is used to send mail messages to a server? - CORRECT
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ANSWER✔✔-SMTP Simple Mail Transfer Protocol USES TCP port 25 | | | | | | | |
,The process of adding a header to the data inherited from the layer above is
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called what? - CORRECT ANSWER✔✔-encapsulation
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At what layer of the OSI model do the IP, ICMP, and the ARP protocols operate -
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CORRECT ANSWER✔✔-Network |
The Network layer header identifies sending and receiving hosts by their what? -
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CORRECT ANSWER✔✔-IP Address | |
Which of the following is NOT one of the disadvantages of peer-to-peer
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networks? - CORRECT ANSWER✔✔-The centralize user account logins
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What range of ports is referred to as the "well-known" range of ports? - CORRECT
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ANSWER✔✔-0-1023
|
The segment or datagram protocol data unit exists at what layer of the OSI
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model? - CORRECT ANSWER✔✔-Transport Layer
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HTTP, IMAP4, FTP, and Telnet are all examples of protocols that operate at what
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layer of the OSI model? - CORRECT ANSWER✔✔-Layer 7
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What command below can be used to display a complete summary of all network
| | | | | | | | | | | | |
interfaces in a Windows computer? - CORRECT ANSWER✔✔-ipconfig /all
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A loopback IP address begins with what number? - CORRECT ANSWER✔✔-127
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, ISO is best known for its Open Systems Interconnection (OSI) reference model.
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ISO stands for the what? - CORRECT ANSWER✔✔-International Organization for
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Standardization
Servers that have a NOS installed require less memory; processing power, and
| | | | | | | | | | | |
storage capacity than clients because servers are called on to handle only light
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processing loads and requests from multiple clients. - CORRECT ANSWER✔✔-
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False
What is the name for the protocol data unit (PDU) of the Data Link layer? -
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CORRECT ANSWER✔✔-frame
|
220.45.67.8:80 - CORRECT ANSWER✔✔-Socket | | |
126.10.5.4 - CORRECT ANSWER✔✔-Public Class A IP Address
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172.16.0.14 - CORRECT ANSWER✔✔-Private Class B IP Address
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192.168.10.16 - CORRECT ANSWER✔✔-Private Class C IP Address
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182.45.62.8 - CORRECT ANSWER✔✔-Public Class B IP Address
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225.225.225.0 - CORRECT ANSWER✔✔-Class D IP Address
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10.12.4.78 - CORRECT ANSWER✔✔-Private Class A IP Address
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Answers
A hexadecimal number is a number written in the base 16 system. - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-True
Convert the binary number of 11111111 to decimal number of - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-255
Checks whether the data is received and resends if it is not - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-TCP
is called a connection-oriented protocol - CORRECT ANSWER✔✔-TCP
| | | | | | |
is used by applications such as Web browsers and email - CORRECT ANSWER✔✔-
| | | | | | | | | | | |
TCP
guarantees delivery - CORRECT ANSWER✔✔-TCP
| | | |
does not guarantee delivery - CORRECT ANSWER✔✔-UDP
| | | | | |
is called a connectionless protocol - CORRECT ANSWER✔✔-UCP
| | | | | | |
,is called a best-effort protocol - CORRECT ANSWER✔✔-UCP
| | | | | | |
is used for broadcasting, such as streaming video or audio over the Web -
| | | | | | | | | | | | | |
CORRECT ANSWER✔✔-UDP |
is used to monitor network traffic - CORRECT ANSWER✔✔-UDP
| | | | | | | |
is used when it is important to know that the data reached its destination -
| | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-TCP |
What utility is used to verify that TCP/IP installed, bound to the NIC, configured
| | | | | | | | | | | | | |
correctly, and communication with the Network? - CORRECT ANSWER✔✔-Ping
| | | | | | | |
The fundamental difference between a switch and a router is that a switch
| | | | | | | | | | | | |
belongs only to its local network and a router belongs to two or more local
| | | | | | | | | | | | | | |
networks. - CORRECT ANSWER✔✔-True| | |
A port number, which identifies an application on a host, exists at what level of
| | | | | | | | | | | | | | |
the OSI model? - CORRECT ANSWER✔✔-Transport
| | | | |
Select the protocol below that is used to synchronized clocks on computers on a
| | | | | | | | | | | | | |
network: - CORRECT ANSWER✔✔-NTP
| | |
What mail protocol is used to send mail messages to a server? - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-SMTP Simple Mail Transfer Protocol USES TCP port 25 | | | | | | | |
,The process of adding a header to the data inherited from the layer above is
| | | | | | | | | | | | | | |
called what? - CORRECT ANSWER✔✔-encapsulation
| | | |
At what layer of the OSI model do the IP, ICMP, and the ARP protocols operate -
| | | | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-Network |
The Network layer header identifies sending and receiving hosts by their what? -
| | | | | | | | | | | | |
CORRECT ANSWER✔✔-IP Address | |
Which of the following is NOT one of the disadvantages of peer-to-peer
| | | | | | | | | | | |
networks? - CORRECT ANSWER✔✔-The centralize user account logins
| | | | | | |
What range of ports is referred to as the "well-known" range of ports? - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-0-1023
|
The segment or datagram protocol data unit exists at what layer of the OSI
| | | | | | | | | | | | | |
model? - CORRECT ANSWER✔✔-Transport Layer
| | | |
HTTP, IMAP4, FTP, and Telnet are all examples of protocols that operate at what
| | | | | | | | | | | | | |
layer of the OSI model? - CORRECT ANSWER✔✔-Layer 7
| | | | | | | |
What command below can be used to display a complete summary of all network
| | | | | | | | | | | | |
interfaces in a Windows computer? - CORRECT ANSWER✔✔-ipconfig /all
| | | | | | | | |
A loopback IP address begins with what number? - CORRECT ANSWER✔✔-127
| | | | | | | | | |
, ISO is best known for its Open Systems Interconnection (OSI) reference model.
| | | | | | | | | | | |
ISO stands for the what? - CORRECT ANSWER✔✔-International Organization for
| | | | | | | | | |
Standardization
Servers that have a NOS installed require less memory; processing power, and
| | | | | | | | | | | |
storage capacity than clients because servers are called on to handle only light
| | | | | | | | | | | | |
processing loads and requests from multiple clients. - CORRECT ANSWER✔✔-
| | | | | | | | |
False
What is the name for the protocol data unit (PDU) of the Data Link layer? -
| | | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-frame
|
220.45.67.8:80 - CORRECT ANSWER✔✔-Socket | | |
126.10.5.4 - CORRECT ANSWER✔✔-Public Class A IP Address
| | | | | | |
172.16.0.14 - CORRECT ANSWER✔✔-Private Class B IP Address
| | | | | | |
192.168.10.16 - CORRECT ANSWER✔✔-Private Class C IP Address
| | | | | | |
182.45.62.8 - CORRECT ANSWER✔✔-Public Class B IP Address
| | | | | | |
225.225.225.0 - CORRECT ANSWER✔✔-Class D IP Address
| | | | | |
10.12.4.78 - CORRECT ANSWER✔✔-Private Class A IP Address
| | | | | | |
