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What does jitter measure in computer networking?
a. Throughput
b. Variation in latency
c. Bandwidth
d. Signal strength
Answer: b. Variation in latencygeeksforgeeks+1
High jitter most adversely affects which type of applications?
a. Email transfer
b. File downloads
c. Real-time applications
d. Web page browsing
Answer: c. Real-time applicationslightyear+1
Which network issue is jitter most closely related to?
a. Packet loss
b. IP conflict
c. NAT traversal
d. Encryption
Answer: a. Packet lossdialpad+1
Which tool or technology is commonly used to mitigate jitter?
a. VPN
b. Quality of Service (QoS)
c. Antivirus software
d. DNSSEC
Answer: b. Quality of Service (QoS)ir+1
What unit is network jitter typically measured in?
a. Megabytes
b. Milliseconds
c. Microseconds
d. Gigabits
Answer: b. Millisecondsbunny+1
Jitter is described as what kind of network problem?
a. Packet duplication
b. Packet delay variance
c. Packet fragmentation
d. Packet stuffing
Answer: b. Packet delay variancemetered+1
What network condition is a frequent cause of jitter?
a. Network congestion
b. Wi-Fi password error
c. SSL certificate failure
d. Spanning Tree mismatch
Answer: a. Network congestionringcentral+1
Which network device can introduce jitter if misconfigured or faulty?
a. Firewall
b. Router
c. Backup drive
d. Printer
Answer: b. Routerobkio+1
How does jitter typically impact VoIP calls?
a. Faster connections
b. Choppy audio
c. Higher resolution
d. Reduced security
Answer: b. Choppy audiodigitalsamba+1
What network phenomenon does NOT typically contribute to jitter?
a. Excessive latency
b. Variable routing paths
c. Buffer overflow
d. Correctly implemented QoS
Answer: d. Correctly implemented QoSir+1
In latency-sensitive apps, high jitter can cause:
a. Consistent data arrival
b. Pixelated video or lag
c. Increased data privacy
d. Reduced antivirus alerts
Answer: b. Pixelated video or laglightyear+1
Which is a recommended strategy for reducing jitter?
a. Decreasing bandwidth
b. Using traffic prioritization
c. Increasing encryption
d. Disabling firewalls
Answer: b. Using traffic prioritizationmetered+1
The difference between latency and jitter is:
a. Latency measures delay; jitter measures variation in delay
b. Both measure packet loss
c. Jitter is higher than latency
d. Both refer to throughput
Answer: a. Latency measures delay; jitter measures variation in delaygeeksforgeeks+1
Sudden changes in packet delivery time are referred to as:
a. Constant jitter
b. Short-term jitter
c. Transient jitter
d. Steady jitter
Answer: c. Transient jitterbunny
If network jitter is high, what user experience is most likely?
a. Smooth streaming
b. Uninterrupted downloads
c. Communication dropouts
d. Faster gaming
Answer: c. Communication dropoutsdigitalsamba+1
What can be a hardware-related cause of jitter?
a. Faulty power supply
b. Router processing limitations
c. Cable color mismatch
d. Printer paper jam
Answer: b. Router processing limitationsobkio+1
Which statement about jitter is FALSE?
a. Jitter is always beneficial
b. High jitter leads to poor real-time communication
c. Jitter can be caused by routing changes
d. Jitter is measured in milliseconds
Answer: a. Jitter is always beneficialgeeksforgeeks+2
In wireless networks, what often increases jitter?
a. Signal interference
b. SSID visibility
c. DHCP renewal
d. Firewall rules
Answer: a. Signal interferencemetered+1
Network jitter can cause what effect on video conferences?
a. Enhanced audio
b. Video lag or freezes
c. Improved color depth
d. Faster frame rates
Answer: b. Video lag or freezesdigitalsamba+1
Jitter in cloud computing environments can disrupt:
a. Network segmentation
b. Virtual Desktop Infrastructure
c. ARP cache integrity
d. Storage array expansion
Answer: b. Virtual Desktop Infrastructurelightyear
Which method is NOT effective for jitter mitigation?
a. Traffic shaping
b. Increasing bandwidth
c. Disabling all routers
d. Buffer optimization
Answer: c. Disabling all routersir+2
What does Packet Delay Variation (PDV) refer to?
a. Constant arrival rate
b. Variance in packet arrival times
c. Fixed IP routing
d. Data compression
Answer: b. Variance in packet arrival timeswikipedia+1
What happens when jitter is minimized?
a. Data flow becomes smoother
b. Network speed decreases
c. More packet loss
d. Encryption weakens
Answer: a. Data flow becomes smoothercyara+1
External interference is most problematic for jitter in which networks?
a. Wired networks
b. Wireless networks
c. Fiber networks
d. VPN tunnels
Answer: b. Wireless networksobkio+1
If QoS is misconfigured, what is likely to increase?
a. Jitter
b. DNS lookups
c. Encryption
d. Host discovery
Answer: a. Jitterir+1
What does a buffer overflow typically cause?
a. Reduced jitter
b. No impact
c. Increased packet delay variation
d. Smoother streaming
Answer: c. Increased packet delay variationobkio
Which is the best practice for jitter testing?
a. Using packet arrival time analysis
b. Scanning for malware
c. Defragmenting disks
d. Checking browser cache
Answer: a. Using packet arrival time analysiskentik+1
Jitter is especially critical in which networking protocol?
a. FTP
b. VoIP
c. IMAP
d. SNMP
Answer: b. VoIPvideosdk+1
Network congestion impacts jitter because:
a. It causes packet arrival delays and uneven timing
b. It secures packet delivery
c. It increases encryption speeds
d. It generates static IP addresses
Answer: a. It causes packet arrival delays and uneven timinggeeksforgeeks+1
Which software or service frequently manages jitter on enterprise networks?
a. Antivirus application
b. QoS network tools
c. Web browser extension
d. USB drive manager
Answer: b. QoS network toolsir+1
The formula for calculating jitter is based on:
a. Standard deviation of packet arrival times
b. Average packet size
c. Minimum bandwidth
d. Network topology
Answer: a. Standard deviation of packet arrival timeswikipedia+1
Which network monitoring metric often accompanies jitter measurements?
a. Ping/latency
b. MAC address
c. Port speed
d. DNS TTL
Answer: a. Ping/latencykentik+1
Jitter can result from sudden changes in:
a. Routing paths
b. Hard disk usage
c. Power supply voltage
d. Printer toner
Answer: a. Routing pathsringcentral+2
What function does a jitter buffer serve?
a. Smooth out packet arrival times
b. Enhance encryption
c. Increase bandwidth
d. Control ARP tables
Answer: a. Smooth out packet arrival timesringcentral+1
High jitter on a network may indicate:
a. Stable path selection
b. Suboptimal routing or hardware issues
c. Consistent packet flow
d. Elevated throughput
Answer: b. Suboptimal routing or hardware issuesmetered+1
What setting is crucial to prioritize real-time traffic and reduce jitter?
a. Correct QoS configuration
b. DNS caching
c. Disabling IPv6
d. SSL certificate renewal
Answer: a. Correct QoS configurationobkio+1
Why might bandwidth saturation increase jitter?
a. Traffic exceeds network capacity, causing transmission delays
b. More VLAN tagging
c. Quicker ARP responses
d. Higher storage capacity
Answer: a. Traffic exceeds network capacity, causing transmission delaysmetered
Which action will NOT reduce jitter in networking?
a. Upgrading hardware
b. Optimizing routing
c. Increasing network congestion
d. Correctly configuring QoS
Answer: c. Increasing network congestionir+1
Which type of internet connection is generally more prone to jitter?
a. Fiber optic
b. Wireless
c. Copper cable
d. VPN tunnels
Answer: b. Wirelessmetered+1
What is the main risk of excessive jitter for online gamers?
a. Improved graphics
b. Laggy gameplay and delayed responses
c. Enhanced security
d. Faster matchmaking
Answer: b. Laggy gameplay and delayed responsesdigitalsamba+1
Which protocol is used to control and report jitter over IP networks?
a. RTP (Real-time Transport Protocol)
b. FTP (File Transfer Protocol)
c. POP3
d. SSH
Answer: a. RTP (Real-time Transport Protocol)videosdk+1
What effect does jitter have on telemedicine applications?
a. Improves image clarity
b. Increases video buffering and voice delay
c. Reduces bandwidth needs
d. Prevents routing loops
Answer: b. Increases video buffering and voice delaydialpad+1
When is jitter most noticeable by end users?
a. During real-time voice/video communications
b. During hard disk formatting
c. During night-time monitoring
d. During printer configuration
Answer: a. During real-time voice/video communicationslightyear+1
What is the term for uniformly spaced arrivals of data packets?
a. Steady jitter
b. Constant arrival pattern
c. Dynamic latency
d. Packet flooding
Answer: b. Constant arrival patternbunny+1
The main cause of jitter in cloud platforms is:
a. Network congestion and routing variability
b. Unlimited bandwidth
c. Fixed hardware models
d. Pre-installed firmware
Answer: a. Network congestion and routing variabilitygeeksforgeeks+1
Which real-time service is most impacted by jitter spikes?
a. Email transfer
b. VoIP calling
c. Web browsing
d. Archival backups
Answer: b. VoIP callingvideosdk+1
Excessive jitter without packet loss may still cause:
a. Poor communication quality
b. Increased backup speed
c. Stable broadcast rates
d. Improved security
Answer: a. Poor communication qualitydialpad+1
Packet retransmissions can increase jitter due to:
a. Varying arrival intervals
b. Static IP allocation
c. Controlled DNS responses
d. Firewall bypassing
Answer: a. Varying arrival intervalsobkio+1
What environmental factor can increase jitter?
a. Electrical interference
b. Correct subnetting
c. Strong firewall
d. Fixed routing tables
Answer: a. Electrical interferencemetered
On a jitter test result, lower jitter values indicate:
a. More stable connection and real-time quality
b. Higher bandwidth usage
c. Increased packet fragmentation
d. Shorter cable lengths
Answer: a. More stable connection and real-time qualitycyara+2

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