Technical Questions asked in OpenText Cordys

  1. How many nodes are there in a full binary tree with n non leaf nodes?
    1. n+1
    2. 2n+1
    3. 2n
    4. None of these

    Answer: Option B.
  2. What is name given to the extra key inserted at the end of an array ?
    1. sentinel
    2. end key
    3. transposition
    4. stop key

    Answer:  Option A.
  3. What is the worst case time complexity of shell sort when n elements are to be sorted
    1. O(n2)
    2. O(n1.2)
    3. O(n2.5)
    4. O(n)

    Answer: Option B.
  4. Which of the following is true about bootable diskette?
    1. It has been kicked around the room
    2. It can be used to initialize the computer for use
    3. It used to format computer
    4. None of these

    Answer: Option B.
  5. Which of the following is a legal file name ?
    1. *stay.happy
    2. [smile].stf
    3. Whats.has.happened?
    4. @hotel

    Answer: Option D.
  6. Which of the following is operating systems functions ?
    1. input/output control
    2. Virtual storage
    3. Multiprogramming
    4. All of these

    Answer: Option D.
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