D325 Networks Final - Set 2 - Part 2

Test your knowledge of technical writing concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 21: A company is expanding its network and needs to ensure that only authorized devices can connect to its wireless network. Which of the following would best meet this requirement?

WPA2-PSK

WEP

Open network

MAC address filtering

Question 22: A network technician is troubleshooting an issue where users cannot access certain external websites. Upon investigation, the technician discovers that all requests to these websites are being blocked. What is the most likely cause of this issue?

Incorrect DNS settings

Firewall rules

Faulty switch

Cable failure

Question 23: Which of the following protocols is responsible for resolving IP addresses to MAC addresses?

ARP

DHCP

DNS

ICMP

Question 24: What type of cabling should a network technician install to ensure the network is protected from electromagnetic interference (EMI) in an industrial environment?

UTP

STP

Coaxial

Fiber optic

Question 25: Which of the following is a characteristic of a stateful firewall?

Tracks the state of network connections

Filters traffic based on IP address only

Filters traffic at the application layer

Does not keep track of connection states

Question 26: A technician needs to install a new VoIP phone system in a company. Which of the following network services should be configured to ensure voice traffic is prioritized?

STP

NAT

QoS

VLAN

Question 27: What is the primary purpose of VLANs in a network?

Increase wireless coverage

Segment a network for security and traffic management

Reduce the number of IP addresses required

Improve the speed of data transfer

Question 28: Which of the following ports is used by HTTPS?

443

Question 29: A network administrator wants to prevent unauthorized devices from accessing the network by requiring authentication for devices connected to a switch. Which protocol should the administrator use?

STP

SNMP

802.1X

DHCP

Question 30: Which command can be used on a Windows machine to release and renew the DHCP lease?

ifconfig

ping

tracert

ipconfig

Question 31: Which of the following technologies allows for the tunneling of IPv6 traffic over an IPv4 network?

RIP

SLAAC

6to4

ICMP

Question 32: A network administrator needs to assign IP addresses to several new devices on a network but does not want to assign them manually. What service should the administrator configure?

DNS

ARP

DHCP

SNMP

Question 33: Which of the following is used to prevent loops in a network?

VLAN

ARP

STP

DHCP

Question 34: Which type of cable is commonly used for high-speed data transmission over short distances in a data center environment?

Coaxial

UTP

STP

Fiber optic

Question 35: Which of the following IP address ranges is reserved for documentation and example purposes?

192.168.0.0/24

198.51.100.0/24

172.16.0.0/12

224.0.0.0/4

Question 36: A company is setting up a wireless network that must support high data rates and operate on the 5 GHz band. Which of the following wireless standards should the company implement?

802.11b

802.11g

802.11n

802.11ac

Question 37: Which of the following routing protocols is a distance-vector protocol and uses hop count as its primary metric?

OSPF

BGP

RIP

EIGRP

Question 38: Which protocol is responsible for converting a public IP address into a private IP address when communicating with external networks?

DNS

ARP

NAT

ICMP

Question 39: Which command is used to display the routing table on a Linux machine?

ping

traceroute

netstat

route

Question 40: What is the maximum size of a standard Ethernet frame, excluding the preamble?

1500 bytes

1518 bytes

1600 bytes

9000 bytes

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