Font size
WorksheetsNet+ 1.1-1.3 Test
Total questions: 44
Worksheet time: 25mins
What is the primary function of a server in a network?
To consume services
To make network applications and resources available to other hosts
To act as a client
To perform a forwarding function.
In a peer-to-peer network, each host acts as both a client and a ______.
server
node
appliance
link
What is the role of applications in networking infrastructure?
To run services
To store data
To provide security
To manage users.
Networks can be configured with additional properties to perform different ______.
applications
functions
services
nodes
Which of the following is a characteristic of a Home/Residential Network?
Uses long-distance links
Includes an Internet router and a few computers
Hosts only servers and storage
Requires multiple enterprise-class switches
A Small Office/Home Office (SOHO) network often uses a single Internet router/switch/access point to provide ______.
Connectivity
Storage
Security
Power
What does the topology describe in a network?
The physical or logical structure
The speed of the network
The type of data transmitted
The security protocols.
In a point-to-point network, only two nodes are connected to the network media. When the network media is ________, a node cannot transmit and receive at the same time.
full-duplex
half-duplex
simplex
What defines a point-to-point link in networking?
1:1 relationship
1:2 relationship
1:3 relationship
1:4 relationship
In a point-to-point link, each router can address only the other router. This is an example of a ________ relationship.
A) 1:1
B) 1:2
C) 1:3
D) 1:4
What is a star topology?
A network where each node is connected to a central forwarding appliance.
A network where each node is connected in a ring.
A network where each node is connected in a line.
A network where each node is connected randomly.
In a star topology, each node is connected to a central ________.
Router
Switch
Forwarding appliance
Hub
What is the formula to calculate the number of links required in a fully connected mesh network with 'n' nodes?
n(n+1)/2
n(n-1)/2
n^2
n^2/2
In a partial mesh network, nodes can forward packets to a destination by learning the network topology. This approach is often preferred because ________.
it is more expensive
it provides better redundancy
it is easier to provision interfaces
it requires more links
Which layer of the OSI model is responsible for data encryption and decryption?
Application
Presentation
Session
Transport
The ______ layer of the OSI model is responsible for establishing, managing, and terminating connections between applications.
Application
Presentation
Session
Transport
What are the two principal functions of a network protocol?
Addressing and Encapsulation
Transmission and Reception
Encryption and Decryption
Compression and Decompression
In the OSI model, which layer is responsible for adding headers to the data? Fill in the blank: The ______ layer is responsible for adding headers to the data.
Application
Presentation
Transport
Network
What is the process called when a sending node adds a header to the data payload at each level, forming a 'chunk' of data?
Decapsulation
Encapsulation
Transmission
Modulation
In the encapsulation process, the TCP segment is wrapped in an Internet Protocol (IP) header at the _______ layer.
Application
Transport
Network
Data Link
Which of the following is a characteristic of cabled media in the Physical layer?
Uses free space between nodes
Described as unbounded media
Provides a physical signal conductor between two nodes
Uses microwave radio.
The Physical layer of the OSI model is responsible for the transmission and receipt of signals that represent bits of data. Which of the following devices operates at the Physical layer?
Router
Transceiver
Firewall
Switch
In the Physical layer, the process of transmitting and receiving encoded data over the network media is known as ________.
Topology
Interface
Signaling
Conversion
What is the primary function of the Data Link layer in the OSI model?
Transferring data between nodes on the same logical segment
Encrypting data for secure transmission
Routing data between different networks
Managing user access to the network.
At the Data Link layer, a segment is one where all nodes can send traffic to one another using ______ addresses.
IP
MAC
Logical
Physical
Which device joins an end system host to network media and enables communication over the network by assembling and disassembling frames?
Bridge
Network adapter or network interface card (NIC)
Switch
Wireless access point (AP)
A ______ is a type of intermediate system that joins physical network segments while minimizing the performance reduction of having more nodes on the same network.
Switch
Network adapter
Bridge
Wireless access point
What device creates links between large numbers of nodes more efficiently and is an advanced type of bridge with many ports?
Network adapter
Bridge
Switch
Wireless access point
An AP allows nodes with wireless network cards to communicate and creates a bridge between wireless networks and wired ones. What does AP stand for?
Access Point
Advanced Port
Adapter Port
Application Point
What is the main appliance working at layer 3 of the OSI model?
Switch
Router
Hub
Bridge
At the network layer, each interface is identified by an address with a network part and a ______ part.
host
data
link
frame
What is the primary function of a firewall in a network?
To increase network speed
To filter traffic between networks
To provide wireless connectivity
To store data
A basic firewall operates at layer __ to enforce an access control list (ACL).
1
2
3
4
What is one of the primary functions of the Transport layer in the OSI model?
A) Assigning IP addresses
B) Assigning port numbers
C) Encrypting data
D) Managing user sessions.
The Transport layer is responsible for ________ data delivery mechanisms.
unreliable
reliable
optional
encrypted
Which of the following devices work at the Transport layer?
A) Routers
B) Multilayer switches
C) Hubs
D) Repeaters
Devices working at the Transport layer include multilayer switches, usually working as ________.
Firewalls
Load balancers
Routers
Hubs
Which layer of the OSI model is responsible for establishing, managing, and terminating sessions between applications?
Layer 4
Layer 5
Layer 6
Layer 7
The Presentation layer (Layer 6) is responsible for transforming data between the network format and the format required for the application. It is also known for supporting data compression and ________.
Decryption
Encryption
Transmission
Reception
Which layer of the OSI model is responsible for application protocols like Web and Email?
Physical
Data Link
Application
Network
The ______ layer of the OSI model is associated with devices like routers and firewalls.
Data Link
Network
Transport
Session
What does SOHO stand for in networking?
Small Office/Home Office
Single Office/Home Office
Secure Office/Home Office
Smart Office/Home Office
A network in a single location is often described as a ______.
WAN
LAN
MAN
PAN
What is that pizza saying?
