Week 5 Quiz Network Performance Optimization

Which metric measures the delay between the sender and receiver in a network?

• A. Bandwidth
  
  

• B. Jitter
  

• C. Latency
  

• D. Throughput

What does "bandwidth" refer to in a network?

• A. The speed of data transmission
  

• B. The maximum amount of data transmitted in a given time
  

• C. The amount of data lost during transmission
  

• D. The consistency of data delivery over a connection

Jitter is best defined as: **

• A. Variations in latency over time
  et delivery
  

• B. The total delay in data transmission
  

• C. The loss of data packets during transfer
  

• D. The speed of pack

Which tool is commonly used to measure network performance?

• A. Wireshark
  
  

• B. Ping
  

• C. iperf
  

• D. GNS3

What does throughput measure in networking?

• A. The time it takes for a packet to reach its destination
  
  

• B. The consistency of packet delivery
  

• C. The actual amount of data successfully delivered over a connection
  

• D. The maximum theoretical bandwidth of a connection

Which of the following is NOT a network performance optimization technique?

• A. Traffic prioritization
  
  

• B. Load balancing
  

• C. Encrypting all network traffic
  

• D. Using Quality of Service (QoS) policies

What is the primary purpose of Quality of Service (QoS) in a network?

• A. To increase bandwidth
  
  

• B. To prioritize traffic based on application requirements
  

• C. To reduce latency by increasing throughput
  

• D. To improve encryption standards

Which factor affects network performance by causing retransmissions of lost packets?

• A. Latency
  

• B. Jitter
  

• C. Packet Loss
  

• D. Bandwidth

What is a benefit of using load balancing in a network?

• A. Encrypting data during transmission
  

• B. Distributing traffic evenly across multiple servers
  

• C. Reducing jitter on VoIP calls
  

• D. Increasing the size of data packets

Which of the following is an example of a passive network performance monitoring tool?

• A. Wireshark
  
  
  

• B. Ping
  

• C. iperf
  

• D. Traceroute