The pseudo-variable ...... is available inside any class method when that method is called from within an object context.

A method within a class is only accessible by classes that are defined within the same package as the class of the method. Which one of the following is used to enforce such restriction?

A

Declare the method with the keyword public.

B

Declare the method with the keyword private.

C

Declare the method with the keyword protected.

D

Do not declare the method with any accessibility modifiers.

E

Declare the method with the keyword public and private.

The ratio of boys to girls in class A is 3 to 4 . The ratio of boys to girls in class B is 4 to 5 . If the two classes were combined, the ratio of boys to girls in class B is two less than the number of girls in class A. How many girls are in class A?

A

87

B

11

C

12

D

15

Three maths classes: X, Y, and Z take an algebra test. The average score of class X is 83. The average score of class Y is 76. The average score of class Z is 85. The average score of class X and Y is 79 and the average score of class Y and Z is 81. What is the average score of the combined classes X, Y, and Z?

A

81

B

81.5

C

82

D

84.5

Answer the question on the basis of the given information. Businesses are suffering because of lack of money available for development loans.To help businesses,the government plans to modify the income- tax structure in order to induce individual tax payers to put a larger portion of their incomes into retirement savings accounts, because as more money is deposited in such accounts, more money becomes available to borrowers. Which of the following, if true, raises the most serious doubt regarding the effectiveness of the government's plan to increase the amount of money available for development loans for businesses?

A

When levels of personal retirement saving increase, consumer borrowing always increases correspondingly.

B

The increased tax revenue the government would receive as a result of business expansion would not offset the loss in revenue from personal income taxes during the first year of the plan.

C

Even With tax incentives,some people will choose not to increase their levels of retirement savings .

D

Bankers generally will not continue to lend money to Businesses whose prospective earnings are insufficient to meet their loan repayment schedules.

What should be used to refer to a method in the context of a class rather than an object you use?

A

->

B

__

C

$

D

::

You can invoke class constructors that don’t have any relation to the instantiated object by simply prefacing _constructor with the class name like.

A

classname::__construct()

B

classname:__construct()

C

classname=>__construct()

D

classname->__construct()

সরল দোল গতিসম্পন্ন একটি বস্তু যখন তার সাম্যাবস্থান থেকে 2 cm দূরে, তখন তার গতিশক্তি স্থিতিশক্তির ও গুণ। বস্তুটির দোলনের বিস্তার কত হবে? (An object oscillating in simple harmonic motion has its kinetic energy 3 times the potential energy when the object is 2 cm away from its equilibrium position. What is the amplitude of the oscillation for the object?)

A

3 cm

B

1 cm

C

2 cm

D

4 cm

অবজেন লক করার জন্য-i. নির্দিষ্ট Object টি Select করতে হবে ii. Object মেনু থেকে Lock কমান্ড দিতে হবেiii. Object মেনু থেকে Ungroup কমান্ড দিতে হবে।নিচের কোনটি সঠিক ?

A

i ও ii

B

i ও iii

C

ii ও iii

D

i, ii ও iii

অবজেক্ট unlock করার জন্য-i. Object select করতে হবেii. Object deselect করতে হবেiii. Object মেনু থেকে unlock কমান্ড দিতে হবে নিচের কোনটি সঠিক?

A

i ও ii

B

i ও iii

C

ii ও iii

D

i, ii ও iii

The visibility of a property or method can be defined by prefixing the declaration with the keywords public, protected or private. Class members declared public can be accessed everywhere. Members declared protected can be accessed only within the class itself and by inherited classes. Members declared as private are not accessible.

A

True

B

False

The pseudo-variable ...... is available inside any class method when that method is called from within an object context.

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