Network Switching: Master the Fundamentals of Data Transfer

Question 1

Identify the technique in network switching that does NOT exist.

Accepted Answer

Frame switching

Answer

Circuit switching

Answer

Packet switching

Answer

Virtual circuit switching

Question 2

In a circuit-switched network, what transpires if a connection's link fails?

Accepted Answer

The connection terminates and requires re-establishment

Answer

Data is rerouted to an alternate path

Answer

Data is lost

Answer

No impact occurs

Question 3

Which switching method is employed in the Internet?

Accepted Answer

Packet switching

Answer

Circuit switching

Answer

Virtual circuit switching

Question 4

What is the primary purpose of a spanning tree protocol?

Accepted Answer

To eliminate network loops

Answer

To provide backup paths in the event of link failures

Answer

To improve network performance

Answer

To enhance network security

Question 5

Which of the following is NOT a characteristic of circuit switching?

Accepted Answer

Variable bandwidth

Answer

Dedicated path between devices

Answer

Low delay

Answer

High overhead

Question 6

Packet switching breaks data into:

Accepted Answer

Packets

Answer

Cells

Answer

Frames

Answer

Segments

Question 7

Which of the following is used to establish a virtual circuit connection?

Accepted Answer

Call setup phase

Answer

Data transfer phase

Answer

Call teardown phase

Answer

Routing phase

Question 8

What is the main drawback of datagram switching?

Accepted Answer

Unreliable delivery

Answer

High overhead

Answer

Low speed

Answer

Limited applications

Question 9

What is the primary goal of switching in a network?

Accepted Answer

To forward data

Answer

To connect devices

Answer

To provide security

Answer

To manage traffic

Question 10

Which switching technique sets up a dedicated connection between two devices before data is sent?

Accepted Answer

Circuit Switching

Answer

Packet Switching

Answer

Virtual Circuit Switching

Answer

Message Switching

Question 11

Which switching technique guarantees a dedicated bandwidth for each established connection?

Accepted Answer

Circuit Switching

Answer

Packet Switching

Answer

Virtual Circuit Switching

Answer

Datagram Switching

Question 12

Which of the following is a primary advantage of circuit switching?

Accepted Answer

Guaranteed bandwidth allocation

Answer

Low latency

Answer

Flexibility in resource allocation

Answer

Reduced processing overhead

Question 13

What is the fundamental distinction between datagram and virtual circuit networks?

Accepted Answer

Connection establishment and maintenance

Answer

Packet size limitations

Answer

Routing mechanisms

Answer

Error handling techniques

Question 14

Which of the following is NOT a type of virtual circuit switching?

Accepted Answer

Connectionless

Answer

Permanent virtual circuit (PVC)

Answer

Switched virtual circuit (SVC)

Answer

Emulated circuit

Question 15

What is the primary function of a switching fabric in a network device?

Accepted Answer

To connect input and output ports and facilitate data transfer

Answer

To convert data formats for interoperability

Answer

To store and forward data packets

Answer

To perform error detection and correction

Question 16

What is the key benefit of employing non-blocking switching fabrics?

Accepted Answer

Increased scalability and throughput

Answer

Reduced latency and jitter

Answer

Enhanced reliability and fault tolerance

Answer

Lower costs and power consumption

Question 17

Which of the following is NOT a common application of switching technology?

Accepted Answer

Microwave communications

Answer

Local area networks (LANs)

Answer

Wide area networks (WANs)

Answer

Data center networks

Question 18

What is the primary advantage of using programmable switches in modern networks?

Accepted Answer

Increased flexibility and customization options

Answer

Reduced operational expenses

Answer

Enhanced performance and scalability

Answer

Improved security and compliance

Question 19

Which of the following is NOT a type of network switching technique?

Accepted Answer

Message switching

Answer

Circuit switching

Answer

Packet switching

Question 20

Circuit switching establishes a dedicated path between two devices. What is the primary advantage of this technique?

Accepted Answer

Guaranteed bandwidth

Answer

Low latency

Question 21

Packet switching divides data into small units called packets. What is a key benefit of packet switching over circuit switching?

Accepted Answer

More efficient use of bandwidth

Answer

Lower cost

Question 22

Virtual circuit switching combines aspects of both circuit switching and packet switching. What is a characteristic of virtual circuit switching?

Accepted Answer

Connection-oriented

Answer

Connectionless

Question 23

Which of the following applications is well-suited for circuit switching?

Accepted Answer

Video conferencing

Answer

Email

Question 24

What is a key difference between a physical switch and a virtual switch?

Accepted Answer

Physical switches are hardware-based, while virtual switches are software-based

Answer

Virtual switches are faster than physical switches

Question 25

In a switched network, what is the purpose of a MAC address?

Accepted Answer

To identify a specific device on the network

Answer

To route traffic based on IP address

Question 26

Which switching technique creates a permanent physical connection between two devices throughout a communication session?

Accepted Answer

Circuit switching

Answer

Packet switching

Answer

Virtual circuit switching

Question 27

In packet switching, each packet is individually routed and forwarded based on its:

Accepted Answer

Destination IP address

Answer

Source IP address

Answer

Port number

Question 28

Circuit switching is commonly used in applications that require:

Accepted Answer

Real-time communication with predictable bandwidth

Answer

Bulk data transfer

Answer

File sharing with high throughput

Question 29

Which switching technique can dynamically adjust to changing network conditions, allocating bandwidth as needed?

Accepted Answer

Virtual circuit switching

Answer

Datagram switching

Answer

Circuit switching

Question 30

In circuit switching, the bandwidth allocated for a connection:

Accepted Answer

Is fixed and dedicated to that connection

Answer

Can be shared dynamically with other connections

Answer

Is released immediately after the connection is terminated

Question 31

In virtual circuit switching, the path between the sender and receiver is:

Accepted Answer

Pre-established and maintained throughout the session

Answer

Dynamically established for each packet

Answer

Randomly selected for each packet

Question 32

Which protocol is specifically designed for establishing and managing virtual circuits?

Accepted Answer

X.25

Answer

TCP

Answer

UDP

Question 33

Which switching technique establishes a dedicated communication channel between devices for the duration of the session?

Accepted Answer

Circuit switching

Answer

Packet switching

Answer

Virtual circuit switching

Question 34

What is a primary advantage of packet switching over circuit switching?

Accepted Answer

Efficient bandwidth utilization

Answer

Lower latency

Answer

Increased bandwidth

Question 35

Which type of switching blends attributes of circuit and packet switching?

Accepted Answer

Virtual circuit switching

Answer

Connection-oriented switching

Answer

Connectionless switching

Question 36

What is the primary role of a switch in a circuit-switched network?

Accepted Answer

Establishing and maintaining connections

Answer

Routing packets

Answer

Forwarding frames

Question 37

What type of switching is employed in Ethernet networks?

Accepted Answer

Frame switching

Answer

Circuit switching

Answer

Packet switching

Question 38

Which of the following is not a characteristic of packet switching?

Accepted Answer

Error correction

Answer

Dynamic bandwidth allocation

Answer

Variable latency

Question 39

What is the primary difference between a cut-through switch and a store-and-forward switch?

Accepted Answer

Buffering of packets

Answer

Forwarding speed

Answer

Error detection

Question 40

Besides traditional switches, which network device can also switch and provides advanced features like routing and security?

Accepted Answer

Routers

Answer

Hubs

Answer

Modems

Answer

Bridges

Question 41

Which of these is NOT a modern trend in switching technology?

Accepted Answer

Legacy circuit switching

Answer

Software-defined networking (SDN)

Answer

Network function virtualization (NFV)

Answer

5G and beyond

Question 42

Which of the following is NOT a primary type of network switching technique?

Accepted Answer

Frequency switching

Answer

Packet switching

Answer

Virtual circuit switching

Answer

Circuit switching

Question 43

Which switching technique is commonly used in public telephone networks, establishing a dedicated path for the duration of a call?

Accepted Answer

Circuit switching

Answer

Message switching

Answer

Packet switching

Answer

Virtual circuit switching

Question 44

What is a significant advantage of packet switching over circuit switching?

Accepted Answer

More efficient use of bandwidth by sharing network resources

Answer

Higher security against data breaches

Answer

Guaranteed delivery of data packets

Answer

Lower latency for time-sensitive applications

Question 45

Which type of switching technique establishes a logical connection between two devices, allowing data to flow in both directions without the need for a dedicated circuit?

Accepted Answer

Virtual circuit switching

Answer

Packet switching

Answer

Circuit switching

Question 46

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

Accepted Answer

To uniquely identify a specific network interface or device on a network

Answer

To provide security and encryption for data transmission

Answer

To route data packets across different network segments

Answer

To store the IP address assigned to the device

Question 47

Which of the following is an advantage of using a hub instead of a switch in a network?

Accepted Answer

Lower cost and simpler implementation

Answer

Higher bandwidth and faster data transfer rates

Answer

Enhanced collision detection capabilities

Answer

Support for full-duplex communication

Question 48

What is a key advantage of using a full-duplex connection compared to a half-duplex connection?

Accepted Answer

Simultaneous transmission and reception of data, improving network efficiency

Answer

Reduced latency and faster data transfer speeds

Answer

Increased bandwidth capacity

Question 49

Which of the following is a potential drawback of using switches in a network?

Accepted Answer

Increased susceptibility to broadcast storms due to flooding of data packets

Answer

Incompatibility with older network devices

Answer

Requirement for extensive configuration and maintenance

Answer

Higher cost and complexity compared to hubs

Question 50

What is a key advantage of circuit switching in network communication?

Accepted Answer

Guaranteed bandwidth allocation for the duration of the connection.

Answer

Efficient use of network resources, minimizing wasted bandwidth.

Answer

Lower latency compared to packet switching.

Answer

Simplified network management and configuration.

Question 51

Which switching technique breaks data into small units called packets for transmission?

Accepted Answer

Packet switching

Answer

Message switching

Answer

Circuit switching

Answer

Virtual circuit switching

Question 52

In virtual circuit switching, a logical connection between devices is established through a series of what?

Accepted Answer

Virtual channels

Answer

Permanent virtual circuits

Answer

Switched virtual circuits

Question 53

What is a fundamental difference between circuit switching and packet switching?

Accepted Answer

How resources are allocated and managed during communication.

Answer

The overall delay experienced during data transmission.

Answer

The maximum size of the data packets transmitted.

Answer

The specific network protocols used.

Question 54

Which switching technique is traditionally used in traditional telephone networks?

Accepted Answer

Circuit switching

Answer

Virtual circuit switching

Answer

Message switching

Answer

Packet switching

Question 55

What typically determines the size of packets in packet switching networks?

Accepted Answer

The maximum transmission unit (MTU) of the network interface.

Answer

The minimum transmission unit (MTU) of the network interface.

Answer

The size of the original data packet before segmentation.

Answer

The available bandwidth of the network connection.

Question 56

Which of these is a key benefit of virtual circuit switching compared to datagram switching?

Accepted Answer

Reduced overhead by establishing a dedicated path for communication.

Answer

Increased flexibility in adapting to changing network conditions.

Answer

Enhanced reliability through error detection and correction mechanisms.

Answer

Significantly lower latency due to optimized routing.

Question 57

Which switching technique is generally well-suited for real-time applications like VoIP and video conferencing?

Accepted Answer

Circuit switching

Answer

Packet switching

Answer

Message switching

Answer

Virtual circuit switching

Question 58

What distinguishes a non-blocking switch from other switch types?

Accepted Answer

All possible paths between connected devices are available simultaneously.

Answer

Only a limited number of paths are available at any given time.

Answer

Paths are dynamically blocked based on network traffic load.

Question 59

Which type of switch is commonly used in large, complex enterprise networks, offering advanced routing and security features?

Accepted Answer

Multilayer switch

Answer

Layer 2 switch

Answer

Layer 3 switch (which is a type of Multilayer switch)

Answer

Hub (a simple layer 1 device)