# ARMIA SYSTEMS Interview Questions

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###### Find the greatest number of four digits which is a perfect square. A. 9805 B. 9803 C. 9801 D. 9807
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###### Considering 0° < x < 180°, angle of cos x = -0.8726 is A. 150.76° B. 160.72° C. 165.82° D. 167.35°
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###### The length of the two sides forming the right angle of a right-angled triangle are 6 cm and 8 cm, then find the length of its circum radius: A. 4 cm B. 5 cm C. 6 cm D. 8 cm
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###### Which of the following statements is true? A. Empty relation φ is reflexive B. Every equivalence relation is a partial-ordering relation. C. Number of relations form A = {x, y, z} to B= {1, 2} is 64. D. Properties of a relation being symmetric and being ant-symmetric are negative of each other.
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###### Find the value of 3/11 × [(1 + 1/3) (1 + 1/4) …………. (1 + 1/120)] is A. 11 B. 21 C. 31 D. 41
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