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2021 Apr 1Z0-803 practice

Q71. Which two are valid declarations of a two-dimensional array? 

A. int [] [] array2D; 

B. int [2] [2] array2D; 

C. int array2D []; 

D. int [] array2D []; 

E. int [] [] array2D []; 

Answer: AD 


Q72. Given the code fragment: 

How many times is 2 printed? 

A. Zero 

B. Once 

C. Twice 

D. Thrice 

E. It is not printed because compilation fails 

Answer:


Q73. Given the code fragment: 

nt a = 0; 

a++; 

System.out.printIn(a++); 

System.out.printIn(a); 

What is the result? 

A. 1 2 

B. 0 1 

C. 1 1 

D. 2 2 

Answer:


Q74. Given: 

What is the result? 

A. 7 

B. 12 

C. 19 

D. Compilation fails 

E. An exception is thrown at run time 

Answer:


Q75. Given the code fragment:  

A. Found Red 

Found Default 

B. Found Teal 

C. Found Red 

Found Blue 

Found Teal 

D. Found Red 

Found Blue 

Found Teal 

Found Default 

E. Found Default 

Answer:


Avant-garde 1Z0-803 exam price:

Q76. Given: 

Which two classes use the shape class correctly? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

E. Option E 

F. Option F 

Answer: BE 


Q77. What is the result? 

A. They match They really match 

B. They really match 

C. They match 

D. Nothing Prints 

E. They really match They really match 

Answer:


Q78. Which two are Java Exception classes? 

A. SercurityException 

B. DuplicatePathException 

C. IllegalArgumentException 

D. TooManyArgumentsException 

Answer: AC 


Q79. Which two statements are true for a two-dimensional array? 

A. It is implemented as an array of the specified element type. 

B. Using a row by column convention, each row of a two-dimensional array must be of the same size. 

C. At declaration time, the number of elements of the array in each dimension must be specified. 

D. All methods of the class Object may be invoked on the two-dimensional array. 

Answer: AD 


Q80. Which two actions will improve the encapsulation of a class? 

A. Changing the access modifier of a field from public to private 

B. Removing the public modifier from a class declaration 

C. Changing the return type of a method to void 

D. Returning a copy of the contents of an array or ArrayList instead of a direct reference 

Answer: AD