RBSE SS Voc Telecom case studies
RBSE SS Voc Telecom · Put your knowledge to work in context.
The RBSE Senior Secondary Vocational Examination in Telecommunications is a Class 12 vocational trade credential offered by the Rajasthan Board of Secondary Education (RBSE). It is intended for students who want a practical, trade-focused qualification that leads directly into entry-level telecom work or further technical study, rather than a purely academic science stream. The syllabus blends basic electricity and electronics with telecommunication fundamentals, switching and PSTN concepts, broadband and data communication, mobile and wireless systems, optical fiber and copper cabling, installation and maintenance practices, customer premises equipment and fault diagnosis, workplace safety, and employability or entrepreneurship awareness. Assessment typically includes objective multiple-choice items, short and long written answers, and a practical trade-based component, so preparation should combine textbook theory with hands-on familiarity with cables, connectors, meters, and basic telecom equipment. The RBSE SS Voc Telecom case studies are 5 cases and about 2,637 words.
1Remote BTS Battery Runtime Collapse
A 48 V DC telecom site has a 50 A rectifier, a 100 Ah VRLA battery, and a measured load of 22 A. During a grid failure, the BTS resets after about 25 minutes even though the battery was on float at 54.0 V before the outage.
502 words, about 3 min2New Exchange Numbering Cutover Failure
A new digital local exchange with 2,000-line capacity is connected to an existing PSTN by a single 2 Mbit/s trunk. The parent switch uses five-digit local numbers beginning 2 through 7.
535 words, about 3 min3Storm-Damaged LTE Sector B
An LTE 1800 MHz three-sector site has a VSWR alarm on sector B after a storm. A drive test shows sector B RSRP of -112 dBm at 1.5 km, while the design prediction is -92 dBm; SINR is -3 dB.
540 words, about 3 min4GPON Drop Fault After Splitter
A GPON FTTH network uses a 1:8 field splitter and a 1:4 building splitter. The OLT launches +3 dBm at 1490 nm.
561 words, about 3 min5Rooftop Microwave Install with Corroded Battery
A crew is installing a rooftop pole for a point-to-point microwave link on a six-storey building. The roof has an existing lightning rod, but the new pole is 4 m from it.
499 words, about 2 min