Practice Test #3 Flashcards

1
Q

POP3 protocol is used for: (Post Office Protocol)

Name resolution
Sending email messages
File exchange
Email retrieval

A

Email retrieval

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2
Q

Which of the following answers refers to an API that enables communication between hosts on a LAN?

DNS
TCP/IP
NetBIOS
DHCP

A

NetBIOS

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3
Q

The function of the NetBT protocol is to allow NetBIOS services to be used over TCP/IP networks.

True
False

A

True

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4
Q

Which of the following answers refer to IMAP4 (Select 2 answers)

Offers improved functionality in comparison to POP3
Serves the same function as POP3
Enables sending email messages from client devices
Offers less functions than POP3
Enables email exchange between mail servers

A
  1. Offers improved functionality in comparison to POP3.
  2. Serves the same function as POP3.
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5
Q

A type of protocol used in network management systems for monitoring network-attached devices is called:

SMB
NTP
SNMP
RDP

A

SNMP

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6
Q

LDAP is an example of:

Authentication protocol
Address resolution protocol
Directory access protocol
File exchange protocol

A

Directory access protocol
LDAP = Lightweight Directory Access Protocol

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7
Q

What is the name of a network protocol that secures web traffic via SSL/TLS encryption?

SFTP
HTTPS
FTPS
SNMP

A

HTTPS

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8
Q

What are the characteristics of SMB/CIFS? (Select all that apply)
(Server Message Block) (Common Internet File System)

Used mainly by computers running Linux distributions
Provides shared access to files, directories, and devices
Used mainly by computers running Microsoft Windows operating systems
Enables voice and multimedia communications over IP networks

A
  1. Provides shared access to files, directories, and devices
  2. Used mainly by computers running Microsoft Windows operating system.
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9
Q

Which of the following answers refers to a Microsoft-proprietary remote-access protocol providing a user with graphical interface for connecting to another computer over a network.

RDP
SSH
VNC
Telnet

A

RDP

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10
Q

Which port enables the FTP’s Data Connection for sending file data?

UDP port 20
TCP port 20
UDP port 21
TCP port 21

A

TCP port 20

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11
Q

The FTP’s Control for administering a session is stablished through:

TCP port 20
UDP port 20
TCP port 21
UDP port 21

A

TCP port 21

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12
Q

SSH protocol runs on:

TCP port 21
UDP port 22
TCP port 20
TCP port 22

A

TCP port 22

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13
Q

Which of the TCP ports listed below is used by Telenet?

20
21
22
23

A

23

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14
Q

TCP port 25 is used by:

SNMP
Telnet
FTP
SMTP

A

SMTP

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15
Q

Which of the following ports is assigned to the Domain Name System (DNS)?

53
67
110
389

A

53

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16
Q

Dynamic Host Configuration Protocol (DHCP) runs on: (Select 2 answers)

UDP port 65
UDP port 66
UDP port 67
UDP port 68
UDP port 69

A

UDP port 67
UDP port 68

17
Q

TCP Port 80 is assigned to:

Hypertext Transfer Protocol (HTTP)
Hypertext Transfer Protocol over TLS/SSL (HTTPS)
Internet Message Access Protocol (IMAP)
Lightweight Directory Access Protocol (LDAP)

A

Hypertext Transfer Protocol

18
Q

Post Office Protocol v3 (POP3) uses:

TCP port 110
UDP port 123
TCP port 143
UDP port 161

A

TCP port 110

19
Q

Which of the port numbers listed below are reserved for NetBIOs services? (Select 3 answers)

135
136
137
138
139

A

137
138
139

20
Q

Which of the following TCP ports is used by the Internet Message Access Protocol (IMAP)?

143
389
443
636

A

143

21
Q

An SNMP management station receives SNMP from Agents on UDP port:

161
137
162
138

A

162

22
Q

An SNMP Agent receives requests on UDP port:

161
137
162
138

A

161

23
Q

Of the three existing versions of the Simple Network Management Protocol (SNMP), versions 1 and 2 (SNMPv1 and SNMPv2) offer authentication based on community strings sent in an unencrypted form (in cleartext). SNMPv3 provides packet encryption, authentication, and hashing mechanisms that allow to check whether data has changed in transit.

True
False

A

True

24
Q

TCP port 389 is the default network port for:

RDP
LDAP
SMB
LDAPS

A

LDAP

25
Q

Which of the following ports is used by HTTPS?

TCP port 80
TCP port 443
UDP port 53
TCP port 143

A

TCP port 443