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WorksheetsPost Test Hughes Training
Total questions: 20
Worksheet time: 10mins
Which feature of the Series-3 SoC significantly improves link efficiency in dynamic environments?
Static QPSK support
DVB-S2 ACM only
Burst-to-burst Adaptive Coding and Modulation
Fixed ModCod for inroute
What combination enables high throughput and resiliency in the Hughes Multi-Orbit strategy?
GEO + C-band
LEO + MEO + 5G only
GEO + LEO with Multi-Transport (wireline, LTE, 5G)
Ka-band satellites + Virtual LANs
Which of the following correctly describes the role of VNO in a Jupiter-based network?
Physical modem provisioning
Dynamic frequency tuning
Logical partition of satellite capacity with separate service definitions
Shared broadcast router per terminal
Why is GSE (Generic Stream Encapsulation) used in the Jupiter outroute stream?
To allow encryption bypass
For legacy modem compatibility
To encapsulate IP traffic and improve spectrum efficiency
To perform deep packet inspection
Which of the following is a core advantage of virtualization in the Jupiter gateway?
Direct control of RF path
Manual routing configuration
Resource pooling for dynamic scaling
Reduced encryption performance
Which protocol is used in the Jupiter platform for GTP acceleration on LTE backhaul?
HTTP2
S1u with RoHC
GRE tunnel
SNMPv3
What is a key reason why Layer-2 over Satellite (L2oS) is deployed in enterprise environments?
Better satellite dish alignment
IP header removal
Enables transparent Ethernet service (EVPL)
Broadcast voice service
Which of these ensures Quality of Service (QoS) for multiple types of traffic in a Jupiter system?
Static IP assignments
Outbound GRE tunnels
Multi-field traffic classification and scheduling
Plain Round Robin queuing
Why is MF-TDMA used for return channel in mobility scenarios?
It limits the bandwidth
Allows shared uplink with dynamic efficiency
Works only with Ka-band
Requires separate gateways
What is the function of the Jupiter NMS Runbook Automation feature?
Generate billing reports
Manually configure routing paths
Enable scripted service provisioning and recovery actions
Decrypt AES256 traffic
How does Adaptive Inroute Selection (AIS) in Series-3 enhance performance?
Uses fixed symbol rate for all modems
Dynamically selects the optimal return path for each burst
Reduces need for downlink beam tracking
Switches modulation types every hour
What does the Precision Time Protocol (IEEE 1588v2) enable in cellular backhaul over satellite?
Remote SSH access
Real-time user tracking
Synchronization of timing-sensitive applications like LTE/5G
TCP prioritization
Which mechanism provides per-user traffic separation in shared Jupiter VNO deployments?
Static multicast
VLAN tagging with DSCP/PCP classification
Port-based filtering only
L2TP VPN overlays
What is a critical function of the MAC layer module in the Jupiter scalable gateway?
Decryption of AES streams
Scheduling return channel bursts
Terminal firmware updates
Routing DNS packets
In the Jupiter platform, what ensures secure outbound and inbound satellite transmission?
NAT firewall
AES-256 at link layer
GRE header rewriting
TLS 1.3 handshake
Why is 802.1ad double tagging important in L2 satellite connectivity?
To increase IP address range
To identify user traffic and preserve service-level tagging
To isolate the DNS layer
To enable QoE metrics
What challenge is addressed by using electronically steered antennas (ESA) in OneWeb terminals?
High jitter
Limited tracking capability
Mechanical failure due to moving parts
Beam saturation
Which statement is true about Jupiter system's integration with 5G standalone core?
Jupiter does not support slicing
It only supports NSA 5G
Jupiter is fully compatible with 5G SA and enables GTP acceleration
Requires manual EPC tunneling
What advantage does virtualization bring to fault tolerance in Jupiter NMS architecture?
It eliminates the need for backup
Provides hot-swap with geo-redundant failover
Increases energy usage
Simplifies static IP routing
How does Jupiter optimize satellite spectrum usage across multiple beams?
Dedicated spectrum per terminal
Modem frequency locking
Outroute load balancing and ModCod adaptation
Single-user access channel
