তথ্য প্রযুক্তি

1. In Java, which one will be used for comparing whether the two String object str1 and str2 are same --

a. str1==str2
b. str1,equalslgnore Case(atr2)
c. str1==str2
d. All of the above
তথ্য প্রযুক্তি

2. Link list can be implemented by using?

a. Array
b. Pointers
c. both a and b
d. None of the above
তথ্য প্রযুক্তি

3. In Java, which operator is used to create an object ---

a. class
b. scanf
c. print
d. None of the above
তথ্য প্রযুক্তি

4. A class that is inherited in Java is called a --

a. subclass
b. super class
c. static class
d. implement class
তথ্য প্রযুক্তি

5. Which keyword must be used to inherit a class in Java?

a. extends
b. super
c. this
d. extent
তথ্য প্রযুক্তি

6. Bubble sort algorithm sorts n data items using

a. O(n2)comparison
b. On(nn)comparison
c. O(n log n)comparison
d. O(n)comparison
তথ্য প্রযুক্তি

7. Which data structure allows deleting data elements from front and inserting at rear?

a. Stacks
b. Queues
c. Deques
d. Binary search tree
তথ্য প্রযুক্তি

8. Which of the following data structure is linear type?

a. Strings
b. Lists
c. Queues
d. All of the above
তথ্য প্রযুক্তি

9. Which of the following correctly shows the hierarchy of arithmetic operations in C?

a. /+*-
b. *-/+
c. +-/*
d. /*+-
তথ্য প্রযুক্তি

10. The SQL statement that queries or reads data from a table is --

a. SELECT
b. READ
c. QUERY
d. None of the above
তথ্য প্রযুক্তি

11. Which protocol can causes overload on a managed device?

a. Netflow
b. WCCP
c. IP SLA
d. SNMP
তথ্য প্রযুক্তি

12. The data structure required to evaluate a postfix expression is --

a. queue
b. stack
c. array
d. linked-list
তথ্য প্রযুক্তি

13. The only language understood by a digital computer is called

a. Assembly language
b. High level language
c. Binary language
d. None of the above
তথ্য প্রযুক্তি

সাধারণ জ্ঞান

14. Consider the following code segment . What will be content of str[4]? char str[]="Heal";

a. 4
b. 6
d. 2
সাধারণ জ্ঞান

15. The main threat of Cloud based provisioning is :

a. Cost
b. Security
c. Virtualization
d. All of the above
সাধারণ জ্ঞান

16. Which of the following is a design pattern?

a. List
b. Queue
c. Factory
d. All of the above
সাধারণ জ্ঞান

17. Which of the following cannot be checked in a switch-case statement?

a. Character
b. Integer
c. Float
d. None of the above
সাধারণ জ্ঞান

18. How many instances of an abstract class can be created?

b. 1
c. 2
d. 13
সাধারণ জ্ঞান

19. Two main measures for the efficiency of an algorithm are --

a. processor and memory
b. Complexity and capacity
c. Time and space
d. Data and space
সাধারণ জ্ঞান

20. An algorithm that calls itself or indirectly is known as --

a. sub algorithm
b. Recursion
c. Polish notation
d. Traversal algorithm
সাধারণ জ্ঞান

21. Which control statement can be executed at least once?

a. while
b. for
c. do--while
d. All of the above
সাধারণ জ্ঞান

22. What is the minimum length of character array argv in the above code?

b. 1
c. undefined
d. -1
সাধারণ জ্ঞান

23. For every relationship, how many opssible sets of minimum cardinalities are there?

a. Two
b. Three
c. Four
d. Six
সাধারণ জ্ঞান

24. Which of the following is a group of one or more attributes that uniquely indenfies a row?

a. Key
b. Determinant
c. Tuple
d. Relation
সাধারণ জ্ঞান

25. Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?

a. Crossover
b. Straight-through
c. Rolled
d. none of these
সাধারণ জ্ঞান

26. The operator that be overloaded is----

a. ++
b. : :
c. ~
d. ()
সাধারণ জ্ঞান

27. Which of the declaration is corect?

a. int length;
b. char int;
c. int long;
d. float double;
সাধারণ জ্ঞান

28. Which one is a universal logic gate?

a. NAND
b. AND
c. OR
d. NOT
সাধারণ জ্ঞান

29. Register Circuit is not used in?

a. digital clocks
b. computers
c. RAM
d. none of these
সাধারণ জ্ঞান

30. which one is less costly for insertion operation at a particular position?

a. array
b. queue
c. link list
d. stack
সাধারণ জ্ঞান

31. Which one of these interfaces is implemented by Thread class?

a. Set
b. Connections
c. Runnable
d. None of the above
সাধারণ জ্ঞান

32. Which of the following is the destructor for the class'Vehicle'

a. *Vehicle()
b. *Vehicle(int value)
c. ~Vehicle()
d. ~Vehicle(int value)
সাধারণ জ্ঞান

33. Which of the following will produce an answer that is closest in value to a double, d, while not being greater than d?

a. (int)Math.min(d)
b. (int)Math.max.(d)
c. (int)Math.abs(d)
d. (int)Math.floor(d)
সাধারণ জ্ঞান

34. Which of the following name does not relate to stacks?

a. FIFO list
b. LIFO list
c. Piles
d. Push-down lists
সাধারণ জ্ঞান

35. Which one is modern light weight message exchange format?

a. XML
b. M
c. JSON
d. HTML
সাধারণ জ্ঞান

36. Which of the following TCP/IP addresses constitute the loopback address?

a. 1.1.1.1
b. 255.255.255.255
c. 127.0.0.0
d. 127.0.0.1
সাধারণ জ্ঞান

37. What is the value of 'd' after this line of code has been executed? double d=Math.round(2.5 + Math.random() );

a. 2
b. 2.5
c. 3
d. 4
সাধারণ জ্ঞান

38. Which one of following is not a valid identifier?

a. --mysum
b. mysun
c. my-sun
d. -my-sun
সাধারণ জ্ঞান

39. The smallest element of an array's index is called its ---

a. Lower bound
b. Upper bound
c. Range
d. Extraction
সাধারণ জ্ঞান

40. The complexity of Binary search algorithm is ---

a. O(n)
b. O(log n)
c. On(n2)
d. O(n log n)
সাধারণ জ্ঞান

41. K iterations by Newton-Raphson method of finding square root of a number increases accuracy in number of digits :

a. k
b. 2k
c. 3k
d. 4k
সাধারণ জ্ঞান

42. Which of the following is an SQL trigger supported by Oracle?

a. BEFORE
b. INSTEAD OF
c. AFTER
d. None of the above
সাধারণ জ্ঞান

43. Two dimensional arrays are also called

a. tables arrays
b. matrix arrays
c. both a and b
d. None of the above
সাধারণ জ্ঞান

44. Which of the following protocols uses both TCP and UDP ports?

a. SMTP
b. Telnet
c. FTP
d. DNS
সাধারণ জ্ঞান

English

45. Select the pair that best expresses a relationship similar to that expressed in the original pair. Vindictive : Mercy

a. avaricious : greed
b. skeptical : trustfulness
c. insightful : hope
d. modest : dignity
English

46. Select the pair that best expresses a relationship similar to that expressed in the original pair. Curdle : Milk

a. flow : water
b. change : oil
c. brew : coffee
d. clot : blood
English

47. Select the pair that best expresses a relationship similar to that expressed in the original pair. Conscious : Careless

a. careful : indifferent
b. graceful : ugly
c. generous : unkind
d. careful : ugly
English

48. You can reach your goal only when you "aspire".

a. dream
b. attempt it
c. try
d. aim high
English

49. Employers look for "agility" in workers in small-part production plants.

a. alertness
b. dexterity
c. flexibility
d. liveliness
English

50. Read the "abridge" version of the novel to get an overall idea of the book.

a. condensed
b. critique's
c. Summarized
d. accurate
English

বাংলা

51. সিংহাসন শব্দটি কোন সমাস?

a. ষষ্ঠী তৎপুরুষ
b. মধ্যপদলোপী কর্মধারায়
c. নিমিত্তার্থে চতুর্থী
d. নিত্য সমাস
বাংলা

52. নিরানব্বইয়ের ধাক্কা বাগধারাটির অর্থ ----

a. তীরে পৌঁছার ঝাক্কি
b. সঞ্চয়ের প্রবৃত্তি
c. মুমূর্ষু অবস্থা
d. আসন্ন বিপদ
বাংলা

53. সমুদ্র হতে হিমালয় পর্যন্ত বাক্যাংশের অংশ হিসেবে কোনটি সঠিক?

a. অসমুদ্র
b. হিমালয় পর্যন্ত
c. আসমুদ্র
d. আসমুদ্রহিমাচল
বাংলা

54. কোনটি নিত্য সমাসের সমস্ত পদ?

a. গ্রামান্তর
b. মনমাঝি
c. নরপশু
d. উপনদী
বাংলা

55. সংশয়-এর বিপরীতার্থক শব্দ কোনটি?

a. দ্বিধা
b. নির্ভয়
c. প্রত্যয়
d. বিস্ময়
বাংলা

56. কোনটি নিত্য সমাসের সমস্ত পদ?

a. নরপশু
b. মনমাঝি
c. গ্রামান্তর
d. উপনদী
বাংলা

57. কোনটি সঠিক?

a. ভদ্রচিত
b. ভদ্রতচিত
c. ভদ্রতাচিত
d. ভদ্রোচিত
বাংলা

58. ষড়ঋতু শব্দের সঠিক সন্ধি বিচ্ছেদ ----

a. ষ্‌ট + ঋতু
b. ষড় + ঋতু
c. ষড়ঃ + ঋতু
d. ষষ্ঠ + ঋতু
বাংলা

59. সমাস নিষ্পন্ন পদটিকে কি বলে?

a. সমসামান পদ
b. ব্যাসবাক্য
c. উত্তর পদ
d. সমস্ত পদ
বাংলা

60. যিনি বিদ্যা লাভ করিয়াছেন।

a. বিদ্বান
b. বিদ্যাপতি
c. লব্ধজ্ঞান
d. কৃতবিদ্যা
বাংলা

গণিত

61. A rectangular fish tank 25'' by 9'' has water in it to a level of 2". This water is carefully poured into a cylindrical with a diameter of 10" . How high (in term of π will the water reach in the cylindrical container ?

a.
b. π/18
c. 18/π
d. 18π
গণিত

62. The interest charged on a loan is p dollars per $1,000 for the first month and q dollars per $1,000 for each month after the first month. How much interest will be charged during the first three months on a loan of $10,000?

a. 10p+20q
b. 30q
c. 30p
d. 20p+10q
গণিত

63. A square carpet with an area of 169 cm2 must have 2 cm cut off one of its edges in order to be a perfect fit for a rectangular room. What is the area (in cm2) of this rectangular room?

a. 117
b. 143
c. 145
d. 165
গণিত

64. A box contains 12 poles and 7 pieces of net. Each piece of net weighs 0.2 gm; each pole weight 1.1 gm. The box and its contents together weigh 16.25 gm. How much does the empty box weigh?

a. 1.25 gm
b. 1.65 gm
c. 2.25 gm
d. 2.65 gm
গণিত

65. If an integer y is subtracted from an integer x, and the result is greater than x, then y must be

a. equal to x
b. less than x
c. less than 0
d. greater than 0
গণিত

66. .If x+y>5 and x-y>3, then which of the following gives all possible values of x and only possible values of x?

a. x>4
b. x>3
c. x>2
d. x<4
গণিত

67. In a club 50% of the male voters and 80% of the female voters voted for candidate A. If candidate A received 70% of the total votes, what is the ratio of male to female voters?

a. 1/5
b. 1/4
c. 1/2
d. 1/3
গণিত

68. The average of 6 numbers is 25. If 3 more numbers, with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers?

a. 20
b. 24
c. 28
d. 32
গণিত

69. To represent a family budget on a circle graph, how many degrees of the circle should be used to represent an item that is 20% of the total budget?

a. 60 degree
b. 62 degree
c. 70 degree
d. 72 degree
গণিত

70. Three boys have marbles in the ration of 19:5:3. If the boy with the least number has 9 marbles, how many marbles does the boy with the highest number have?

a. 57
b. 15
c. 76
d. 38
গণিত

71. If a, b and c are 3 consecutive integers and a>b>c, which of the following has the maximum value?

a. b+(c/a)
b. c+(a/b)
c. c+(b/a)
d. a+(b/c)
গণিত

72. If the length of each of the sides of three square garden's plots is increased by 50 percent, by what percent is the sum of the areas of the three plots increased?

a. 125%
b. 150%
c. 200%
d. 375%
গণিত

73. A manufacturer sells three products i.e. A, B and C. Product A cost 200 and sells for 250, Product B costs 150 and sells for 180, Product C costs 100 and sells for 110. On which product, he has maximum percentage of profit?

a. B only
b. A and B both
c. A only
d. C only
গণিত

74. The length and breadth of a square are increased by 40% and 30% respectively. The area of the resulting rectangle exceeds the area of the square by?

a. 62%
b. 42%
c. 82%
d. None of the above
গণিত

75. A, B and C enter into partnership with investments in the ratio 5 : 7 : 8. If, at the end of the year A;s share of profit is Tk. 42360, how much is the total profit?

a. Tk. 169,440
b. Tk. 183,000
c. Tk. 196,7000
d. Tk. 168,440
গণিত

বাংলা

1. সিংহাসন শব্দটি কোন সমাস?

a. ষষ্ঠী তৎপুরুষ
b. মধ্যপদলোপী কর্মধারায়
c. নিমিত্তার্থে চতুর্থী
d. নিত্য সমাস
বাংলা

2. নিরানব্বইয়ের ধাক্কা বাগধারাটির অর্থ ----

a. তীরে পৌঁছার ঝাক্কি
b. সঞ্চয়ের প্রবৃত্তি
c. মুমূর্ষু অবস্থা
d. আসন্ন বিপদ
বাংলা

3. সমুদ্র হতে হিমালয় পর্যন্ত বাক্যাংশের অংশ হিসেবে কোনটি সঠিক?

a. অসমুদ্র
b. হিমালয় পর্যন্ত
c. আসমুদ্র
d. আসমুদ্রহিমাচল
বাংলা

4. কোনটি নিত্য সমাসের সমস্ত পদ?

a. গ্রামান্তর
b. মনমাঝি
c. নরপশু
d. উপনদী
বাংলা

5. সংশয়-এর বিপরীতার্থক শব্দ কোনটি?

a. দ্বিধা
b. নির্ভয়
c. প্রত্যয়
d. বিস্ময়
বাংলা

6. কোনটি নিত্য সমাসের সমস্ত পদ?

a. নরপশু
b. মনমাঝি
c. গ্রামান্তর
d. উপনদী
বাংলা

7. কোনটি সঠিক?

a. ভদ্রচিত
b. ভদ্রতচিত
c. ভদ্রতাচিত
d. ভদ্রোচিত
বাংলা

8. ষড়ঋতু শব্দের সঠিক সন্ধি বিচ্ছেদ ----

a. ষ্‌ট + ঋতু
b. ষড় + ঋতু
c. ষড়ঃ + ঋতু
d. ষষ্ঠ + ঋতু
বাংলা

9. সমাস নিষ্পন্ন পদটিকে কি বলে?

a. সমসামান পদ
b. ব্যাসবাক্য
c. উত্তর পদ
d. সমস্ত পদ
বাংলা

10. যিনি বিদ্যা লাভ করিয়াছেন।

a. বিদ্বান
b. বিদ্যাপতি
c. লব্ধজ্ঞান
d. কৃতবিদ্যা
বাংলা

English

1. Select the pair that best expresses a relationship similar to that expressed in the original pair. Vindictive : Mercy

a. avaricious : greed
b. skeptical : trustfulness
c. insightful : hope
d. modest : dignity
English

2. Select the pair that best expresses a relationship similar to that expressed in the original pair. Curdle : Milk

a. flow : water
b. change : oil
c. brew : coffee
d. clot : blood
English

3. Select the pair that best expresses a relationship similar to that expressed in the original pair. Conscious : Careless

a. careful : indifferent
b. graceful : ugly
c. generous : unkind
d. careful : ugly
English

4. You can reach your goal only when you "aspire".

a. dream
b. attempt it
c. try
d. aim high
English

5. Employers look for "agility" in workers in small-part production plants.

a. alertness
b. dexterity
c. flexibility
d. liveliness
English

6. Read the "abridge" version of the novel to get an overall idea of the book.

a. condensed
b. critique's
c. Summarized
d. accurate
English

গণিত

1. A rectangular fish tank 25'' by 9'' has water in it to a level of 2". This water is carefully poured into a cylindrical with a diameter of 10" . How high (in term of π will the water reach in the cylindrical container ?

a.
b. π/18
c. 18/π
d. 18π
গণিত

2. The interest charged on a loan is p dollars per $1,000 for the first month and q dollars per $1,000 for each month after the first month. How much interest will be charged during the first three months on a loan of $10,000?

a. 10p+20q
b. 30q
c. 30p
d. 20p+10q
গণিত

3. A square carpet with an area of 169 cm2 must have 2 cm cut off one of its edges in order to be a perfect fit for a rectangular room. What is the area (in cm2) of this rectangular room?

a. 117
b. 143
c. 145
d. 165
গণিত

4. A box contains 12 poles and 7 pieces of net. Each piece of net weighs 0.2 gm; each pole weight 1.1 gm. The box and its contents together weigh 16.25 gm. How much does the empty box weigh?

a. 1.25 gm
b. 1.65 gm
c. 2.25 gm
d. 2.65 gm
গণিত

5. If an integer y is subtracted from an integer x, and the result is greater than x, then y must be

a. equal to x
b. less than x
c. less than 0
d. greater than 0
গণিত

6. .If x+y>5 and x-y>3, then which of the following gives all possible values of x and only possible values of x?

a. x>4
b. x>3
c. x>2
d. x<4
গণিত

7. In a club 50% of the male voters and 80% of the female voters voted for candidate A. If candidate A received 70% of the total votes, what is the ratio of male to female voters?

a. 1/5
b. 1/4
c. 1/2
d. 1/3
গণিত

8. The average of 6 numbers is 25. If 3 more numbers, with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers?

a. 20
b. 24
c. 28
d. 32
গণিত

9. To represent a family budget on a circle graph, how many degrees of the circle should be used to represent an item that is 20% of the total budget?

a. 60 degree
b. 62 degree
c. 70 degree
d. 72 degree
গণিত

10. Three boys have marbles in the ration of 19:5:3. If the boy with the least number has 9 marbles, how many marbles does the boy with the highest number have?

a. 57
b. 15
c. 76
d. 38
গণিত

11. If a, b and c are 3 consecutive integers and a>b>c, which of the following has the maximum value?

a. b+(c/a)
b. c+(a/b)
c. c+(b/a)
d. a+(b/c)
গণিত

12. If the length of each of the sides of three square garden's plots is increased by 50 percent, by what percent is the sum of the areas of the three plots increased?

a. 125%
b. 150%
c. 200%
d. 375%
গণিত

13. A manufacturer sells three products i.e. A, B and C. Product A cost 200 and sells for 250, Product B costs 150 and sells for 180, Product C costs 100 and sells for 110. On which product, he has maximum percentage of profit?

a. B only
b. A and B both
c. A only
d. C only
গণিত

14. The length and breadth of a square are increased by 40% and 30% respectively. The area of the resulting rectangle exceeds the area of the square by?

a. 62%
b. 42%
c. 82%
d. None of the above
গণিত

15. A, B and C enter into partnership with investments in the ratio 5 : 7 : 8. If, at the end of the year A;s share of profit is Tk. 42360, how much is the total profit?

a. Tk. 169,440
b. Tk. 183,000
c. Tk. 196,7000
d. Tk. 168,440
গণিত

তথ্য প্রযুক্তি

1. In Java, which one will be used for comparing whether the two String object str1 and str2 are same --

a. str1==str2
b. str1,equalslgnore Case(atr2)
c. str1==str2
d. All of the above
তথ্য প্রযুক্তি

2. Link list can be implemented by using?

a. Array
b. Pointers
c. both a and b
d. None of the above
তথ্য প্রযুক্তি

3. In Java, which operator is used to create an object ---

a. class
b. scanf
c. print
d. None of the above
তথ্য প্রযুক্তি

4. A class that is inherited in Java is called a --

a. subclass
b. super class
c. static class
d. implement class
তথ্য প্রযুক্তি

5. Which keyword must be used to inherit a class in Java?

a. extends
b. super
c. this
d. extent
তথ্য প্রযুক্তি

6. Bubble sort algorithm sorts n data items using

a. O(n2)comparison
b. On(nn)comparison
c. O(n log n)comparison
d. O(n)comparison
তথ্য প্রযুক্তি

7. Which data structure allows deleting data elements from front and inserting at rear?

a. Stacks
b. Queues
c. Deques
d. Binary search tree
তথ্য প্রযুক্তি

8. Which of the following data structure is linear type?

a. Strings
b. Lists
c. Queues
d. All of the above
তথ্য প্রযুক্তি

9. Which of the following correctly shows the hierarchy of arithmetic operations in C?

a. /+*-
b. *-/+
c. +-/*
d. /*+-
তথ্য প্রযুক্তি

10. The SQL statement that queries or reads data from a table is --

a. SELECT
b. READ
c. QUERY
d. None of the above
তথ্য প্রযুক্তি

11. Which protocol can causes overload on a managed device?

a. Netflow
b. WCCP
c. IP SLA
d. SNMP
তথ্য প্রযুক্তি

12. The data structure required to evaluate a postfix expression is --

a. queue
b. stack
c. array
d. linked-list
তথ্য প্রযুক্তি

13. The only language understood by a digital computer is called

a. Assembly language
b. High level language
c. Binary language
d. None of the above
তথ্য প্রযুক্তি

সাধারণ জ্ঞান

1. Consider the following code segment . What will be content of str[4]? char str[]="Heal";

a. 4
b. 6
d. 2
সাধারণ জ্ঞান

2. The main threat of Cloud based provisioning is :

a. Cost
b. Security
c. Virtualization
d. All of the above
সাধারণ জ্ঞান

3. Which of the following is a design pattern?

a. List
b. Queue
c. Factory
d. All of the above
সাধারণ জ্ঞান

4. Which of the following cannot be checked in a switch-case statement?

a. Character
b. Integer
c. Float
d. None of the above
সাধারণ জ্ঞান

5. How many instances of an abstract class can be created?

b. 1
c. 2
d. 13
সাধারণ জ্ঞান

6. Two main measures for the efficiency of an algorithm are --

a. processor and memory
b. Complexity and capacity
c. Time and space
d. Data and space
সাধারণ জ্ঞান

7. An algorithm that calls itself or indirectly is known as --

a. sub algorithm
b. Recursion
c. Polish notation
d. Traversal algorithm
সাধারণ জ্ঞান

8. Which control statement can be executed at least once?

a. while
b. for
c. do--while
d. All of the above
সাধারণ জ্ঞান

9. What is the minimum length of character array argv in the above code?

b. 1
c. undefined
d. -1
সাধারণ জ্ঞান

10. For every relationship, how many opssible sets of minimum cardinalities are there?

a. Two
b. Three
c. Four
d. Six
সাধারণ জ্ঞান

11. Which of the following is a group of one or more attributes that uniquely indenfies a row?

a. Key
b. Determinant
c. Tuple
d. Relation
সাধারণ জ্ঞান

12. Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?

a. Crossover
b. Straight-through
c. Rolled
d. none of these
সাধারণ জ্ঞান

13. The operator that be overloaded is----

a. ++
b. : :
c. ~
d. ()
সাধারণ জ্ঞান

14. Which of the declaration is corect?

a. int length;
b. char int;
c. int long;
d. float double;
সাধারণ জ্ঞান

15. Which one is a universal logic gate?

a. NAND
b. AND
c. OR
d. NOT
সাধারণ জ্ঞান

16. Register Circuit is not used in?

a. digital clocks
b. computers
c. RAM
d. none of these
সাধারণ জ্ঞান

17. which one is less costly for insertion operation at a particular position?

a. array
b. queue
c. link list
d. stack
সাধারণ জ্ঞান

18. Which one of these interfaces is implemented by Thread class?

a. Set
b. Connections
c. Runnable
d. None of the above
সাধারণ জ্ঞান

19. Which of the following is the destructor for the class'Vehicle'

a. *Vehicle()
b. *Vehicle(int value)
c. ~Vehicle()
d. ~Vehicle(int value)
সাধারণ জ্ঞান

20. Which of the following will produce an answer that is closest in value to a double, d, while not being greater than d?

a. (int)Math.min(d)
b. (int)Math.max.(d)
c. (int)Math.abs(d)
d. (int)Math.floor(d)
সাধারণ জ্ঞান

21. Which of the following name does not relate to stacks?

a. FIFO list
b. LIFO list
c. Piles
d. Push-down lists
সাধারণ জ্ঞান

22. Which one is modern light weight message exchange format?

a. XML
b. M
c. JSON
d. HTML
সাধারণ জ্ঞান

23. Which of the following TCP/IP addresses constitute the loopback address?

a. 1.1.1.1
b. 255.255.255.255
c. 127.0.0.0
d. 127.0.0.1
সাধারণ জ্ঞান

24. What is the value of 'd' after this line of code has been executed? double d=Math.round(2.5 + Math.random() );

a. 2
b. 2.5
c. 3
d. 4
সাধারণ জ্ঞান

25. Which one of following is not a valid identifier?

a. --mysum
b. mysun
c. my-sun
d. -my-sun
সাধারণ জ্ঞান

26. The smallest element of an array's index is called its ---

a. Lower bound
b. Upper bound
c. Range
d. Extraction
সাধারণ জ্ঞান

27. The complexity of Binary search algorithm is ---

a. O(n)
b. O(log n)
c. On(n2)
d. O(n log n)
সাধারণ জ্ঞান

28. K iterations by Newton-Raphson method of finding square root of a number increases accuracy in number of digits :

a. k
b. 2k
c. 3k
d. 4k
সাধারণ জ্ঞান

29. Which of the following is an SQL trigger supported by Oracle?

a. BEFORE
b. INSTEAD OF
c. AFTER
d. None of the above
সাধারণ জ্ঞান

30. Two dimensional arrays are also called

a. tables arrays
b. matrix arrays
c. both a and b
d. None of the above
সাধারণ জ্ঞান

31. Which of the following protocols uses both TCP and UDP ports?

a. SMTP
b. Telnet
c. FTP
d. DNS
সাধারণ জ্ঞান