IB JIO Grade-II Technical case studies
IB JIO Grade-II Technical · Put your knowledge to work in context.
The Intelligence Bureau Junior Intelligence Officer (JIO) Grade-II (Technical) recruitment selects candidates for technical support roles in a government intelligence organisation, where staff work with communications equipment, computer systems and electronics under strict security discipline. The role suits people who are comfortable with both hands-on technical work and analytical problem solving, and who can pass a background verification and security clearance process. The IB JIO Grade-II Technical case studies are 5 cases and about 2,790 words.
1Second-Floor Access Switch with Late Collisions and a Near-Exhausted DHCP Scope
At a district office, 52 staff use a 48-port access switch. VLAN 20 (data) uses 192.168.20.0/26; VLAN 30 (voice) uses 192.168.30.0/28.
592 words, about 3 min2Training-Lab MCB Tripping After Compressor Start
A training lab is fed from a 230 V single-phase board through a 32 A Type C MCB and a 25 m run of 4 mm² copper cable in conduit at 40 °C ambient. The connected load is 8 desktop PCs at 300 W each, a 1.5 kW split AC, 300 W of LED lighting, a 500 W printer, and a 1.1 kW compressor motor with a power factor of 0.72 and a locked-rotor current of 48 A.
606 words, about 3 min3Household Survey After Enumerator Transfers and Rain Losses
A block office must complete a household survey of 10,800 households in 20 working days. It deploys 45 enumerators, each expected to cover 12 households per day.
527 words, about 3 min4Legacy 32-bit Inventory Client Failing on Monthly Report
A 40-user procurement office runs a legacy inventory client on one Windows 10 Pro desktop. The machine has an Intel Core i3-8100, 4 GB RAM, a 500 GB 7200 rpm HDD, and a 32-bit installation.
550 words, about 3 min5Long CCTV Power Run Failing in the Afternoon
A campus has 16 fixed analog CCTV cameras, each rated 12 V DC, 400 mA. A single 12 V 10 A power supply is installed in the control room.
515 words, about 3 min