Q.1
Which of the following is not an advantage of lattice equalizer?
  • a) Faster convergence
  • b) Dynamic assignment
  • c) Numerical stability
  • d) Simple structure
Q.2
Which of the following is not a category of space diversity technique?
  • a) Time diversity
  • b) Equal gain diversity
  • c) Selection diversity
  • d) Feedback diversity
Q.3
Which of the following is not a property of block code?
  • a) Cyclic
  • b) Non linearity
  • c) Linearity
  • d) Systematic
Q.4
Which of the following indicates the number of input bits that the current output is dependent upon?
  • a) Code length
  • b) Search window
  • c) Information rate
  • d) Constraint length
Q.5
Which of the following is one of the most frequently used transform in speech coding?
  • a) Shearlet transform
  • b) Fourier transform
  • c) Discrete cosine transform
  • d) Wavelet transform
Q.6
Which of the following is an important factor in determining spectral efficiency of the system?
  • a) Vocoder
  • b) Modulation technique
  • c) Cell size
  • d) Multiple access technique
Q.7
Which of the following measures spectrum efficiency of a wireless system?
  • a) Spectral capacity
  • b) Channel capacity
  • c) Carrier capacity
  • d) Radio capacity
Q.8
Which of the following standard had not adopted digital TDMA for high capacity?
  • a) PDC
  • b) USDC
  • c) IS-95
  • d) GSM
Q.9
Which of the following is true for first-generation wireless systems?
  • a) Low rate
  • b) Efficient
  • c) High data rate
  • d) Digital technology
Q.10
Which of the following is not a service offered by SS7?
  • a) Alternate billing services
  • b) Touchstar
  • c) 400 services
  • d) 800 services
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