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Core Network Engineer Practice Exam: 20 Free Questions
Benchmark your readiness for Core Network Engineer work. 20 real exam-style questions, no time limit. On submit, you get a personalized study plan with your weak areas mapped to specific lessons.
What this exam covers
- 5GC ArchitectureService-based architecture, network functions (AMF, SMF, UPF, AUSF, UDM, PCF, NRF, NSSF), service interfaces, HTTP/2, and SBI design principles.
- Signaling & ProceduresRegistration, PDU session establishment/modification/release, service request, handover procedures, NAS 5GMM/5GSM, and NGAP signaling.
- QoS & Policy5G QoS Identifier (5QI), QoS flows, PCC rules, URSP rules, reflective QoS, QoS enforcement, and policy control framework.
- Network Slicing & Cloud-NativeS-NSSAI, NSSAI, slice selection, network slice instances, CNFs, Kubernetes for 5GC, service mesh, Helm charts, and lifecycle management.
What you get on completion
- ✓ Score breakdown by domain
- ✓ Every missed question with full explanation
- ✓ Personalized study plan — your gaps mapped to specific lessons
- ✓ Optional: email yourself the plan + 7-day Pro trial
Sample question (from the 65-question bank)
Q. In the 5G Core service-based architecture, which protocol is used for communication between network functions on the SBI?
- A.Diameter over SCTP
- B.HTTP/2 over TLS
- C.GTPv2-C over UDP
- D.SIP over TCP
Click Start Practice Exam below to begin a fresh 20-question session.
Ready? 20 questions, no time pressure
Answer all 20 questions, then submit to see your score, your weak areas, and a personalized study plan.
No signup. No card. Takes ~24 minutes.
FAQs
How is this different from the full practice exam?+
This is a free 20-question quick check drawn from a 65-question bank. The full-length Core Network Engineer practice exam is a 65-question, 75-minute timed benchmark with a 65% target score, included with the Pro subscription. Neither awards a certificate.
How accurate are the questions?+
Each is reviewed by TELCOMA's curriculum team and references 3GPP specs where applicable. Difficulty matches the full-length practice exam.
Can I retake?+
Yes, unlimited retakes — each draws fresh questions.
Do I need an account?+
No to take it. Optional at the end if you want the personalized study plan emailed to you.