Network Management: Master the Fundamentals for Operating Systems

Question 1

At the Network Layer (Layer 3) of the TCP/IP model, which protocol is responsible for addressing and routing data packets across multiple networks?

Accepted Answer

Internet Protocol (IP)

Answer

Transmission Control Protocol (TCP)

Answer

User Datagram Protocol (UDP)

Answer

Address Resolution Protocol (ARP)

Question 2

In a star topology network, which central device acts as a communication hub, connecting all other devices on the network?

Accepted Answer

Hub

Answer

Switch

Answer

Router

Answer

Bridge

Question 3

Which routing algorithm utilizes the concept of distance vectors to determine the best path for data transmission?

Accepted Answer

Routing Information Protocol (RIP)

Answer

Dijkstra's algorithm

Answer

Bellman-Ford algorithm

Answer

Floyd-Warshall algorithm

Question 4

Within an operating system, which core component is primarily responsible for managing network connections and facilitating data exchange?

Accepted Answer

Kernel

Answer

Network driver

Answer

Shell

Answer

File system

Question 5

What is the primary purpose of a Media Access Control (MAC) address in a network?

Accepted Answer

Uniquely identify a specific network interface card (NIC)

Answer

Facilitate data routing between different networks

Answer

Provide a user-friendly name for a network device

Answer

Store network configuration settings

Question 6

In a bus network topology, devices share a single:

Accepted Answer

Transmission medium

Answer

Routing table

Answer

Network switch

Answer

Firewall

Question 7

What is the primary function of a firewall in a network security architecture?

Accepted Answer

Prevent unauthorized access to and from the network

Answer

Enhance network performance by optimizing data flow

Answer

Encrypt data transmissions to ensure confidentiality

Answer

Manage and control network traffic

Question 8

Which of the following is NOT typically considered a core responsibility of a network operating system?

Accepted Answer

Web server hosting and management

Answer

File sharing and management

Answer

Print spooling and job scheduling

Answer

Maintaining network security

Question 9

In a switched network, what is the primary function of a switch?

Accepted Answer

Forward data frames based on MAC addresses

Answer

Connect devices to the network

Answer

Provide internet access to connected devices

Answer

Manage and control network traffic flow

Question 10

Which of the following is NOT a responsibility of network management?

Accepted Answer

Developing software for network applications

Answer

Monitoring network performance

Answer

Configuring and maintaining network devices

Answer

Troubleshooting network problems

Question 11

Which network protocol is primarily responsible for routing data packets?

Accepted Answer

IP

Answer

TCP

Answer

UDP

Answer

HTTP

Question 12

Which network topology offers the highest level of redundancy and scalability?

Accepted Answer

Mesh

Answer

Bus

Answer

Bus

Answer

Star

Question 13

Which routing algorithm is commonly used to calculate the shortest path between two nodes in a network?

Accepted Answer

Dijkstra's algorithm

Answer

Bellman-Ford algorithm

Answer

Floyd-Warshall algorithm

Answer

A* algorithm

Question 14

What is the process of dividing a large network into smaller, more manageable subnetworks called?

Accepted Answer

Subnetting

Answer

Routing

Answer

Bridging

Answer

Switching

Question 15

Which of the following is NOT typically considered a benefit of network virtualization?

Accepted Answer

Increased complexity

Answer

Increased flexibility

Answer

Improved security

Answer

Reduced costs

Question 16

Which network protocol is primarily used for web browsing?

Accepted Answer

HTTP

Answer

TCP/IP

Answer

UDP

Answer

FTP

Question 17

In a bus network topology, which device connects multiple devices to the main network backbone?

Accepted Answer

Hub

Answer

Switch

Answer

Router

Answer

Bridge

Question 18

Which routing algorithm is based on the concept of distance vectors, where each router maintains a table of distances to other routers?

Accepted Answer

Distance-vector routing

Answer

Dijkstra's algorithm

Answer

Bellman-Ford algorithm

Answer

Link-state routing

Question 19

Which type of network address is unique to each device on a network and is used for hardware-level communication?

Accepted Answer

MAC address

Answer

IP address

Answer

Domain name

Answer

Gateway address

Question 20

What is the purpose of a subnet mask?

Accepted Answer

To divide a network into smaller subnetworks, allowing for more efficient network management

Answer

To translate domain names to IP addresses

Answer

To filter network traffic based on specific criteria

Answer

To detect network errors and diagnose connectivity issues

Question 21

Which network management tool is used to monitor network traffic in real-time, identify performance issues, and troubleshoot network problems?

Accepted Answer

Wireshark

Answer

Ping

Answer

Traceroute

Answer

SNMP

Question 22

What is the primary function of a network switch?

Accepted Answer

To filter and forward network traffic based on MAC addresses, improving network efficiency

Answer

To route traffic between different networks

Answer

To connect devices to a network backbone and facilitate communication between them

Answer

To provide internet access to devices connected to the network

Question 23

Which type of network security threat involves gaining unauthorized access to a network or system?

Accepted Answer

Hacking

Answer

Malware

Answer

Phishing

Answer

Spam

Question 24

What is the purpose of a firewall?

Accepted Answer

To block unauthorized access to a network, preventing potential security breaches and protecting sensitive data

Answer

To detect and remove malware from a network

Answer

To translate domain names to IP addresses, facilitating internet access

Answer

To improve network performance by optimizing traffic flow and reducing latency

Question 25

Which network protocol maps hostnames to IP addresses?

Accepted Answer

DNS

Answer

TCP

Answer

UDP

Answer

HTTP

Question 26

In a Local Area Network (LAN), what network topology is most commonly used?

Accepted Answer

Star

Answer

Bus

Answer

Ring

Answer

Mesh

Question 27

For dynamic routing on the Internet, which algorithm is employed?

Accepted Answer

OSPF

Answer

Dijkstra's algorithm

Answer

Bellman-Ford algorithm

Answer

RIP

Question 28

What is the maximum size allowed for a TCP segment?

Accepted Answer

65535 bytes

Answer

512 bytes

Answer

1024 bytes

Answer

128 KB

Question 29

Which networking device is used to interconnect multiple LANs?

Accepted Answer

Router

Answer

Switch

Answer

Bridge

Answer

Modem

Question 30

What is the primary function of a subnet mask?

Accepted Answer

To subdivide a network into smaller subnetworks

Answer

To assign IP addresses to devices

Answer

To translate hostnames to IP addresses

Answer

To enhance network security

Question 31

What is the main purpose of a firewall?

Accepted Answer

To prevent unauthorized network access

Answer

To optimize network performance

Answer

To troubleshoot network issues

Answer

To encrypt network traffic

Question 32

Identify the function that is NOT typically handled by a network operating system:

Accepted Answer

Formatting disk drives

Answer

Facilitating resource sharing

Answer

Ensuring data security

Answer

Authenticating users

Question 33

TCP/IP is an example of a(n):

Accepted Answer

Protocol utilized for network communication

Answer

Protocol used for routing

Answer

Network layout configuration

Answer

Protocol for communication at the application layer

Question 34

In a star topology network, each node connects directly to:

Accepted Answer

A central hub or switch

Answer

Multiple other nodes

Answer

A primary network backbone

Answer

The global Internet

Question 35

Which of the following is a dynamic routing algorithm?

Accepted Answer

Both RIP and OSPF

Answer

Routing Information Protocol (RIP)

Answer

Open Shortest Path First (OSPF)

Answer

Border Gateway Protocol (BGP)

Question 36

What is the main purpose of the Transmission Control Protocol/Internet Protocol (TCP/IP) model?

Accepted Answer

To establish a reliable and efficient system for data communication across networks

Answer

To manage and secure network devices

Answer

To enable email and other internet-based services

Answer

To facilitate data encryption and decryption

Question 37

Which routing algorithm relies on each router maintaining a comprehensive view of the network's topology, known as the link-state approach?

Accepted Answer

Link-State

Answer

Distance-Vector

Answer

Path-Vector

Answer

Hybrid

Question 38

Which network protocol is primarily responsible for routing and addressing in IP networks?

Accepted Answer

Internet Protocol (IP)

Answer

Transmission Control Protocol (TCP)

Answer

User Datagram Protocol (UDP)

Answer

Hypertext Transfer Protocol (HTTP)

Question 39

Which network topology consists of devices connected to a central hub?

Accepted Answer

Star topology

Answer

Bus topology

Answer

Ring topology

Answer

Mesh topology

Question 40

What is the primary function of a router in a network?

Accepted Answer

Determining the optimal path for data transmission

Answer

Establishing connections between devices

Answer

Translating domain names to IP addresses

Answer

Protecting the network from unauthorized access

Question 41

What is the purpose of the Address Resolution Protocol (ARP)?

Accepted Answer

Resolving IP addresses to MAC addresses

Answer

Determining the optimal path for data transmission

Answer

Establishing connections between devices

Answer

Protecting the network from unauthorized access

Question 42

Which layer is NOT part of the TCP/IP model?

Accepted Answer

Network Interface layer

Answer

Application layer

Answer

Transport layer

Answer

Internet layer

Question 43

What is the main role of an operating system's network stack?

Accepted Answer

Managing network resources and communication

Answer

Providing instructions for network hardware

Answer

Translating user requests into network commands

Answer

Protecting the network from unauthorized access

Question 44

What is the key difference between UDP and TCP?

Accepted Answer

UDP is connectionless, while TCP is connection-oriented.

Answer

UDP is faster than TCP.

Answer

UDP provides guaranteed delivery, while TCP does not.

Answer

UDP is used for applications that require real-time data transfer, while TCP is used for data that can tolerate delays.

Question 45

Which network security measure involves encrypting data before transmission?

Accepted Answer

Encryption

Answer

Authentication

Answer

Authorization

Answer

Firewalls

Question 46

What is the main function of a network management system (NMS)?

Accepted Answer

Monitor and troubleshoot network performance

Answer

Configure and provision network devices

Answer

Provide network security

Answer

Optimize network traffic flow

Question 47

Which of the following is a disadvantage of network virtualization in network management?

Accepted Answer

Increased network latency

Answer

Increased network flexibility

Answer

Improved network security

Answer

Reduced network operational costs

Question 48

Which network layer protocol is responsible for addressing and routing data packets across interconnected networks?

Accepted Answer

IP (Internet Protocol)

Answer

TCP (Transmission Control Protocol)

Answer

UDP (User Datagram Protocol)

Answer

HTTP (Hypertext Transfer Protocol)

Question 49

Which network topology consists of a central device, typically a switch or router, to which all other devices are directly connected?

Accepted Answer

Star

Answer

Mesh

Answer

Ring

Answer

Bus

Question 50

What is the name of the algorithm commonly used to determine the shortest path between two points in a network?

Accepted Answer

Dijkstra's Algorithm

Answer

Kruskal's Algorithm

Answer

Bellman-Ford Algorithm

Answer

Prim's Algorithm

Question 51

What is the primary purpose of a subnet mask in network configuration?

Accepted Answer

To divide an IP network into smaller subnetworks

Answer

To assign unique IP addresses to devices on the network

Answer

To specify the default gateway for the network

Question 52

Which type of network management tool is primarily used to monitor network traffic and analyze data patterns?

Accepted Answer

Network analyzer

Answer

Intrusion Detection System (IDS)

Answer

Packet sniffer

Answer

Firewall

Question 53

What is the term for the practice of dividing a network into smaller, more manageable segments?

Accepted Answer

Network segmentation

Answer

Network aggregation

Answer

Network switching

Answer

Network routing

Question 54

Which of the following is NOT a primary responsibility of a network operating system (NOS)?

Accepted Answer

Managing user applications

Answer

Maintaining network security

Answer

Controlling network access

Answer

Providing core network services