Sonali Bank Ltd - Assistant Programmer - 26.08.2016 MCQ 80+

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• Which of the following will produce an answer that is close in value to a double ' d while not being greater than d?
  ক

  9int0 Math.min

  খ

  (int) Math. Max (d)

  গ

  (int) Math abs (d)

  ঘ

  (int)math .floor( d)
• What is the value of 'd after this line of code has been executed? double d= Math. round (2.5 math. random() );
  ক

  2

  খ

  2.5

  গ

  3

  ঘ

  4
• Which one is the most suitable for implementing a priority queue ?
  ক

  Dequeue (double ended queue)

  খ

  Heap

  গ

  Queue

  ঘ

  Array
• Using setter and getter method is known as
  ক

  encapsulation

  খ

  polymorpphism

  গ

  inhertance

  ঘ

  recursion
• Which of the following is the destructor for the class Vehicle"
  ক

  *vehicle ()

  খ

  *vehicle (int value)

  গ

  ~ Vehicle ()

  ঘ

  ~ vehicle (intvalue)
• How can you avoid DQL Injection?
  ক

  using firewall

  খ

  using virus protection

  গ

  using careful programming

  ঘ

  None of the above
• Worst -case of Quicksort algorithm occurs when
  ক

  Data are sorted

  খ

  Data are random

  গ

  Number of items is low

  ঘ

  None of the above
• Which one of these interfaces is implement by Tread class?
  ক

  Set

  খ

  Connection

  গ

  Runnable

  ঘ

  None of the above
• A class that is inherited in Java is called a
  ক

  subclass

  খ

  super class

  গ

  static class

  ঘ

  implement class
• Bubble sort algorithm sorts n data items using
  ক

  O(n2) comparison

  খ

  O (nn)comparison

  গ

  O (n long n) comparison

  ঘ

  O (n) comparison
• K iteration by Newton-Raphson method of finding square root of a number increases accuracy in number of digits.
  ক

  K

  খ

  2K

  গ

  3K

  ঘ

  4K
• The operato that can not overloaded is
  ক

  ++

  খ

  ~

  গ

  ()
• In java, which operator is used to create an object.
  ক

  class

  খ

  scanf

  গ

  print

  ঘ

  None of the above
• Which control stament can be executed at least once?
  ক

  While

  খ

  for

  গ

  do -while

  ঘ

  All of the above
• Which one of the following is not a valid identifier?
  ক

  -mysun

  খ

  mysun

  গ

  my-sun

  ঘ

  my-sun
• Which one is not a basic data type of C?
  ক

  char

  খ

  int

  গ

  void

  ঘ

  None of the above
• Which of the following correctly shows the hierachy arithmetic operation in C?
  ক

  /+*-

  খ

  *-/+

  গ

  +-/*

  ঘ

  /*+-
• Which of the following can not be checked in a switch -case statement ?
  ক

  Character

  খ

  Integer

  গ

  Float

  ঘ

  None of the above
• The structure required to evaluate a postfix expression is____
  ক

  queue

  খ

  stack

  গ

  array

  ঘ

  linked-list
• Two main meanures for the efficiency of an algorithm are
  ক

  Processor and memory

  খ

  Complex and capacity

  গ

  Time and space

  ঘ

  Data and space
• The smallest element of an array's index is called its
  ক

  Lower bound

  খ

  Upper bound

  গ

  Range

  ঘ

  Extraction
• The complex of Binary search alogrithm is___
  ক

  O(n)

  খ

  O(log n)

  গ

  O(n2)

  ঘ

  O (n log n)
• Two dimensinal arrays are also called
  ক

  tables araya

  খ

  matrix arrys

  গ

  both a and b

  ঘ

  None of the above
• An algorithm that calls itself directly is known as-
  ক

  Sub alogrithhm

  খ

  Recursion

  গ

  Polish notation

  ঘ

  Travesal algorithm
• The SQL statement that queries or reads data from a table is____
  ক

  Select

  খ

  READ

  গ

  QUERY

  ঘ

  None of the above
• 4অকালে যাকে জাগরেন করা হয় তাকে এক কথায় কি বলে?
  ক

  সব্যসাচী

  খ

  প্রত্যুতগমন

  গ

  কিংকর্তব্যবিমূঢ়

  ঘ

  অকালবোধন
• যে যে পদে সমাস তাদের প্রত্যেকিটিকে কি পদে বলে?
  ক

  সমস্যসমান পদ

  খ

  পূর্ব পদ

  গ

  উত্তর পদ

  ঘ

  সমস্ত পদ
• রাজযোটক, বাগধারাটি ব্যবহৃত হয় কোন অর্থে?
  ক

  বড়লোক

  খ

  চমৎকার মিল

  গ

  অন্তঃসারশূন্য

  ঘ

  কোনোটিই নয়
• ষড়ঋতু’ শব্দের সঠিক সন্ধি বিচ্ছেদ-
  ক

  ষট+ঋতু

  খ

  ষড়+ঋতু

  গ

  ষঢ়+ঋতু

  ঘ

  ষষ্ট+ঋতু
• Choose the correct word speeling from the given option.
  ক

  Lisence

  খ

  License

  গ

  Licents