Browse categories

  • General Aptitude - 191 questions
  • Engineering Mathematics - 215 questions
  • Networks, Signals and Systems - 193 questions
  • Electronic Devices - 126 questions - Energy bands in intrinsic and extrinsic semiconductors, equilibrium carrier concentration, direct and indirect band-gap semiconductors. P-N junction, Zener diode, BJT, MOS capacitor, MOSFET, LED, photo diode and solar cell.
  • Analog Circuits - 119 questions
  • Digital Circuits - 96 questions
    • Number Representations - 10 questions - binary, integer and floating-point- numbers.
    • Combinational Circuits - 1 question - Boolean algebra, minimization of functions using Boolean identities and Karnaugh map, logic gates and their static CMOS implementations, arithmetic circuits, code converters, multiplexers, decoders.
    • Sequential Circuits - 0 questions - latches and flip-flops, counters, shift-registers, finite state machines, propagation delay, setup and hold time, critical path delay.
    • Data Converters - 0 questions - sample and hold circuits, ADCs and DACs.
    • Semiconductor Memories - 0 questions - ROM, SRAM, DRAM.
    • Computer Organization - 0 questions - Machine instructions and addressing modes, ALU, data-path and control unit, instruction pipelining.
  • Control Systems - 46 questions - Basic control system components; Feedback principle; Transfer function; Block diagram representation; Signal flow graph; Transient and steady-state analysis of LTI systems; Frequency response; Routh-Hurwitz and Nyquist stability criteria; Bode and root-locus plots; Lag, lead and lag-lead compensation; State variable model and solution of state equation of LTI systems.
  • Communications - 62 questions - Fundamentals of error correction, Hamming codes, CRC.
  • Electromagnetics - 89 questions - Rectangular and circular waveguides, light propagation in optical fibers, dipole and monopole antennas, linear antenna arrays.
  • Others - 1,527 questions
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