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Exam Compass > Exam Compass - Network Services Quiz > Flashcards

Exam Compass - Network Services Quiz Flashcards

1
Q

To connect to a website and display its contents, a URL entered in the web browser address bar needs to be translated into an IP address. Which of the servers listed below is used to handle this type of request?
ICS server
Web server
DNS server
DHCP server

A

DNS server

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2
Q

Which of the DNS database records listed below returns a 32-bit IP address?
MX
AAAA
CNAME
A
PTR

A

A = address

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3
Q

The DNS database AAAA record creates a pointer that maps a hostname to:
IPv4 address
Mail server
IPv6 address
Canonical name

A

IPv6 address

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4
Q

Which of the following DNS database records maps a domain name to a list of mail servers for that domain?
NS
SPF
MX
PTR

A

MX = Mail Exchanger Record

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5
Q

What is the function of a DNS TXT record? (Select 2 answers)
Resolves an IP address to a hostname for reverse lookups
Maps a domain name to a list of mail servers for that domain
Provides outside services with additional information about a domain
Not used to direct any traffic
Allows multiple domain names to resolve to the same IP address

A

Provides outside services with additional information about a domain

Not used to direct any traffic

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6
Q

Which DNS TXT records are used for spam management? (Select 3 answers)
SPF
DKIM
SRV
DMARC
PTR

A

SPF = The Sender Policy Framework (SPF) is an email-authentication technique which is used to prevent spammers from sending messages on behalf of your domain.
DKIM = (DomainKeys Identified Mail) is a protocol that allows an organization to take responsibility for transmitting a message by signing it in a way that mailbox providers can verify. DKIM record verification is made possible through cryptographic authentication.
DMARC = Domain-based Message Authentication/ DMARC is a standard email authentication method. DMARC helps mail administrators prevent hackers and other attackers from spoofing their organization and domain. Spoofing is a type of attack in which the From address of an email message is forged.

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7
Q

Which of the following allows the receiver of an email message to verify that the message claimed to have come from a specific domain was indeed authorized by the owner of that domain?
SRV
DKIM
NS
CNAME

A

DKIM = Domain Keys Identified Mail

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8
Q

Which of the answers listed below refers to an authentication method that enables signing an outbound email message with digital signature?
SPF
DKIM
SRV
DMARC

A

DKIM = Domain Keys Identified Mail

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9
Q

Which of the following answers refers to an open standard defining a technical method to prevent electronic mail sender address forgery?
SRV
DKIM
SPF
DMARC

A

SPF = Sender Policy Framework

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10
Q

Which of the answers listed below refers to a DNS TXT record that allows the owner of a domain to specify all the servers authorized to send mail from their domain?
DKIM
SRV
CNAME
SPF

A

SPF = Sender Policy Framework

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11
Q

Which of the following answers refers to a DNS TXT record containing instructions for the recipient of an email message on how to handle emails that do not align with the sender’s mail policies?
DKIM
SPF
NS
DMARC

A

DMARC = Domain-based Message Authentication

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12
Q

Which server type enables automatic allocation of IP addresses on a network?
DNS server
DHCP server
FTP server
HTTP server

A

DHCP server

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13
Q

The time a DHCP client can use an IP address dynamically assigned by the DHCP server is referred to as:
Option
Reservation
Scope
Lease

A

Lease

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14
Q

Which of the terms listed below refers to permanent IP address assignment from a DHCP server?
Scope
Reservation
DHCP relay
Lease

A

Reservation

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15
Q

A range of IP addresses that a DHCP server can lease out to DHCP clients is known as:
Lease
Reservation
Scope
DHCP relay

A

Scope

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16
Q

IPP, LPD/LPR, and SMB/CIFS are examples of protocols that enable what kind of network service?
Name resolution
Printing
Email handling
IP address allocation

A

Printing

17
Q

What is the function of an SMTP server?
Authentication
File storage & sharing
Name resolution
Email handling

A

Email handling

18
Q

Which type of server is used for collecting diagnostic and monitoring data from networked devices?
Proxy server
UC server
Syslog server
ICS server

A

Syslog server

19
Q

What is the function of an HTTP server?
File storage
Serving of web pages
Name resolution
Email handling

A

Serving of web pages

20
Q

Which part of the AAA security architecture deals with the verification of the identity of a person or process?
Authentication
Authorization
Accounting

A

Authentication

21
Q

Which of the answers listed below refers to the process of granting or denying access to resources?
Authentication
Authorization
Accounting

A

Authorization

22
Q

In the AAA security architecture, the process of tracking accessed services as well as the amount of consumed resources is called:
Authentication
Authorization
Accounting

A

Accounting

23
Q

Which of the following solutions provide the AAA functionality? (Select 2 answers)
CHAP
TACACS+
PAP
RADIUS
MS-CHAP

A

TACACS+ = TACACS+ is basically a remote authentication protocol, that will allow a remote access server to communicate with an authentication server in order to validate an user access onto the networking devices.

RADIUS = (Remote Authentication Dial-In User Service) is a client-server protocol and software that enables remote access servers to communicate with a central server to authenticate dial-in users and authorize their access to the requested system or service.

24
Q

Which of the answers listed below refer to the protocol and port number used by spam filter? (Select 2 answers)
HTTPS
23
SMTP
443
Telnet
25

A

SMTP

25

25
Q

The term “Unified Threat Management” (UTM) refers to a network security solution, commonly in the form of a dedicated device (called UTM appliance or web security gateway), which combines the functionality of a firewall with additional features such as URL filtering, content inspection, spam filtering, gateway antivirus protection, IDS/IPS function, or malware inspection.
True
False

A

True

26
Q

A physical network device or software solution designed for managing the optimal distribution of workloads across multiple computing resources is known as:
Content filter
Proxy server
Load balancer
Domain controller

A

Load balancer

27
Q

In computer networking, a computer system or application that acts as an intermediary between another computer and the Internet is commonly referred to as:
Bridge
Active hub
Server
Proxy

A

Proxy

28
Q

Which of the following answers refers to industrial and manufacturing control system?
EDR
CMS
SCADA
MDM

A

SCADA = Supervisory control and data acquisition

29
Q

An emerging field of new technologies, such as wearable tech or home automation is known as:
SoC
NFC
IoT
ESN

A

IoT

Exam Compass (57 decks)

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