Browse categories

  • General Aptitude - 227 questions
  • Engineering Mathematics - 369 questions
  • Networks, Signals and Systems - 193 questions
  • Electronic Devices - 127 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 - 120 questions
  • Digital Circuits - 101 questions
    • Number Representations - 43 questions - binary, integer and floating-point- numbers.
    • Combinational Circuits - 4 questions - 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 - 3 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 - 1,770 questions