JKSSB Official SyllabusHigher Education Department

JKSSB Technical Assistant (EDUSAT) Syllabus & Exam Pattern

Official 120-mark recruitment examination syllabus for the post of Technical Assistant (EDUSAT Hubs & Satellite Interactive Terminals SITs) under the Higher Education Department, Government of Jammu and Kashmir. The curriculum comprehensively evaluates technical competence across Satellite Communications & Space Systems (Keplerian orbits, eccentricity, apogee/perigee, geostationary orbital mechanics, celestial look angles, Indian satellite programs including Bhaskara, INSAT, GSAT, RISAT, EDUSAT GSAT-3, satellite subsystems - AOCS, TT&C, power budgets, thermal control, transponder architectures, link budgets, eclipse periods, and GPS trilateration), Signals, Digital Communications & Modulation (AM, FM, PM, Carson's rule, coherent/non-coherent digital modulation - ASK, FSK, BPSK, QPSK, DPSK, sampling theorem, Nyquist rate, quantization noise, SQNR, PCM, DPCM, DM, multiple access techniques - FDMA, TDMA capacity, CDMA Walsh-Hadamard codes, SDMA, DAMA protocols, and packet framing), Electromagnetics, Antennas & RF Engineering (Maxwell's equations, plane wave propagation, skin depth, ground wave, sky wave ionospheric skip distance and critical frequency, radio horizon, Friis transmission formula, antenna parameters - radiation resistance, directivity, gain, HPBW, effective aperture, dipole antennas, Yagi-Uda, helical, slot, horn, parabolic reflectors, and antenna arrays), Electronic Devices, Circuits & Electrical Systems (Semiconductor physics, mass action law, drift and diffusion currents, PN junctions, Zener diodes, rectifiers, ripple factor filter circuits, BJT CE/CB/CC configurations, FET, MOSFET, operational amplifiers, inverting/non-inverting configurations, Howland current sources, negative feedback, amplifier classes A/B/AB/C, transformers, AC power, RLC resonance, and DC machine dynamics), and Digital Electronics, Microprocessors & Microcontrollers (Number systems, 2's complement arithmetic, BCD, Boolean algebra, consensus theorem, combinational circuits, multiplexers, demultiplexers, flip-flop conversions, counters, 8085 microprocessor architecture, bus multiplexing, addressing modes, interrupts, stack operations, 8086 16-bit segmented architecture, and 8051 microcontroller memory organization).

📜 Notification:Advt No. 04 of 2020 & Advt No. 01 of 2021 (OMR Examination 2025)
TOTAL MARKS
120 Marks
TIME DURATION
120 Mins
NEGATIVE MARKING
-0.25 Mark
UNITS / SECTIONS
5 Sections

Declared Weightage vs. Observed Exam History

The Declared Weightage represents the marks allocated in the official notification. The Observed Count reveals the actual number of solved questions asked in real past papers from our verified dataset.

UNIT 1

Electronic Devices, Circuits & Electrical Systems

29 Marks
Semiconductor Physics, Mass Action Law, Carrier Drift & Diffusion, PN Junction Diodes, Zener Diodes, Rectifiers & Ripple Filter Circuits
Declared: 10 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Bipolar Junction Transistors (BJT), JFET & MOSFET Characteristics, Biasing Stability, Negative Feedback, Amplifier Classes & Op-Amp Circuits (Howland Current Source)
Declared: 10 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Resistor Networks (Cube Symmetry), AC RLC Resonance, Apparent/Active Power, Transformer Efficiency, and DC Motor Dynamics
Declared: 9 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
UNIT 2

Signals, Digital Communications & Modulation Techniques

26 Marks
Amplitude Modulation (DSB-SC, SSB), Frequency Modulation (Wideband, Carson's Rule), Envelope Detectors & Superheterodyne Image Frequency
Declared: 9 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Sampling Theorem, Nyquist Rate, Aliasing, Quantization Noise Power, PCM Bandwidth, SQNR, and Differential Phase Shift Keying (DPSK)
Declared: 9 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
TDMA Cellular Capacity, CDMA Processing Gain, SDMA, DAMA Satellite Protocols, and Packet Data Framing (Preamble, Header, Payload, FEC)
Declared: 8 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
UNIT 3

Satellite Communications & Space Systems

23 Marks
Kepler's Laws of Planetary Motion, Eccentricity, Geostationary Orbital Mechanics, Solar Eclipse Periods, and Indian Space History (SITE, INSAT, GSAT, EDUSAT)
Declared: 8 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Attitude & Orbit Control (AOCS), Spin Stabilization, Satellite Transponder Architectures (Single/Dual Conversion, Regenerative), and Earth Station TT&C
Declared: 8 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Satellite Link Budgets, Free-Space Path Loss, Sky Noise & Antenna Temperature, GPS Trilateration (4 Satellites for 3D Position), and Dilution of Precision (DOP)
Declared: 7 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
UNIT 4

Electromagnetics, Antennas & RF Engineering

21 Marks
Maxwell's Equations, Boundary Conditions, Polarization, Ground Wave, Sky Wave Ionospheric Propagation, and Radio Horizon Line-of-Sight
Declared: 7 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Radiation Resistance, Half-Power Beamwidth (HPBW), Effective Aperture, Friis Transmission Equation, and Antenna Efficiency
Declared: 7 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Hertzian Dipole, Short Dipole, Half-Wave Dipole, Yagi-Uda, Log-Periodic, Helical Antennas (Circular Polarization), and Antenna Arrays
Declared: 7 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
UNIT 5

Digital Electronics, Microprocessors & Microcontrollers

21 Marks
Hexadecimal, Octal, 2's Complement, BCD Codes, Boolean Minimization (Consensus Theorem), and Logic Gates Truth Tables
Declared: 7 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
Multiplexers (Cascading Trees), Encoders/Decoders, Flip-Flops (RS, JK, T, D) Conversions, and Counter Subsystems
Declared: 7 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)
8085 Architecture (Multiplexed Bus, Addressing Modes, Hardware Interrupts, Stack), 8086 1 MB Segmentation, and 8051 Memory Organization (Bit-Addressable RAM)
Declared: 7 Marks•Observed in PYQs: 0 Solved MCQs (0 Papers)

📄 Official Solved Papers Conducted on this Syllabus

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