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Java Online Test | Core Java Programming for Freshers/Experienced, MCQ

Java Online Test

Want to analyze knowledge in java language?? Then, take a quick Java Online Test from the beneath segment of this page!!! Freshers as well as experienced who have desire to get promotion in their filed must learn for Core Java Programming from java online test MCQ below provided.

Here, we have provided core java online test topic wise questions through which students can start their preparation. Online java programming test will develop programming skills and enhance speed of solving online core java test questions. That’s why, we are advising to students stay tuned on the page of recruitmentresult.com.

Java Online Test

Java Programming Online Test:

Java online test plays an important role for all those students who are preparing for appearing in any competition exam. These questions providing on this page focused on every topic of Java language. Students should take online java test for their systematic preparation.

Those contenders who have desire to sharpen their skills in java language must take core java test online. Through advanced java online test, aspirants will get ready for Java Interviews, online test for java, examinations and certifications.

So, students must have a quick view on java online coding test questions and analyze their knowledge about same.

Online Test on Java

Q 1: What is the range of short data type in Java?

  1. -128 to 127
  2. -32768 to 32767
  3. -2147483648 to 2147483647
  4. None of the mentioned

Ans: 2

Q 2: What is the range of byte data type in Java?

  1. -128 to 127
  2. -32768 to 32767
  3. -2147483648 to 2147483647
  4. None of the mentioned

Ans: 1

Get Details: Core Java Syllabus

Q 3: Which of the following are legal lines of Java code?

  1. int w = (int)888.8
  2. byte x = (byte)100L
  3. long y = (byte)100
  4. byte z = (byte)100L
  5. 1 and 2
  6. 2 and 3
  7. 3 and 4
  8. All statements are correct.

Ans: 4

Q 4: An expression involving byte, int, and literal numbers is promoted to which of these?

  1. Int
  2. Long
  3. Byte
  4. Float

Ans: 1

Q 5: Which of these literals can be contained in float data type variable?

  1. -1.7e+308
  2. -3.4e+038
  3. +1.7e+308
  4. -3.4e+050

Ans: 2

Q 6: Which data type value is returned by all transcendental math functions?

  1. int
  2. float
  3. double
  4. long

Ans: 3

Get Here: Core Java Interview Questions & Answers

Q 7: What is the range of data type short in Java?

  1. -128 to 127
  2. -32768 to 32767
  3. -2147483648 to 2147483647
  4. None of the mentioned

Ans: 2

 Q 8: What is the range of data type byte in Java?

  1. -128 to 127
  2. -32768 to 32767
  3. -2147483648 to 2147483647
  4. None of the mentioned

Ans: 1

Q 9: An expression involving byte, int, and literal numbers is promoted to which of these?

  1. Int
  2. long
  3. byte
  4. float

Ans: 1

Q 10: Which of these literals can be contained in a data type float variable?

  1. 7e-308
  2. 4e-038
  3. 7e+308
  4. 4e-050

Ans: 2

Q 11: Which data type value is returned by all transcendental math functions?

  1. int
  2. float
  3. double
  4. long

Ans: 3

Want to Know? Tips To Create Your Own Study Guide

Q 12: What is the numerical range of a char in Java?

  1. -128 to 127
  2. 0 to 256
  3. 0 to 32767
  4. 0 to 65535

Ans: 4

Q 13: Which of these coding types is used for data type characters in Java?

  1. ASCII
  2. ISO-LATIN-1
  3. UNICODE
  4. None of the mentioned

Ans 3

Q 14: Which of these values can a boolean variable contain?

  1. True & False
  2. 0 & 1
  3. Any integer value.
  4. Both a & b

Ans: 1

Q 15: Which of these occupy first 0 to 127 in Unicode character set used for characters in Java?

  1. ASCII
  2. ISO-LATIN-1
  3. None of the mentioned
  4. Both a & b

Ans: 4

Q 16: Which one is a valid declaration of a boolean?

  1. boolean b1 = 1;
  2. boolean b2 = ‘false’;
  3. boolean b3 = false;
  4. boolean b4 = ‘true’

Ans: 3

Q 17: Which of these class is superclass of String and StringBuffer class?

  1. util
  2. lang
  3. Array List
  4. None of the mentioned

Ans: 2

You May Read This: Strategies To Improve Memory

Q 18: Which of these operators can be used to concatenate two or more String objects?

  1. +
  2. +=
  3. &
  4. ||

Q 19: Which of these methods of class String is used to obtain length of String object?

  1. get()
  2. Sizeof()
  3. lengthof()
  4. length()

Ans: 4

Q 20: Which of these methods of class String is used to extract a single character from a String object?

  1. CHARAT()
  2. charat()
  3. charAt()
  4. ChatAt()

Ans: 3

Online Java Test For Freshers As Well As For Experienced:

Online java coding test has designed for especially for both the contenders these are fresher’s as well as for experienced. Java is a simplified object-oriented programming language which is used for designed programs. Aspirants seeking jobs related to java and those applicants want promotion in the field of java must go through java MCQ online test.

There are so many sites which are serving by providing java online test practice questions. Some, we have given in underneath of this page. Students should scroll down this page for getting complete info.

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Java MCQ Test Online:

In above section of page, there is core java online test available. Java test online questions comprise 4 options from which candidates have to choose only one option as correct answer. This advanced java MCQ online test will make you to certify from any reputed institute by attempt their competition exam.

Check Also: Advanced Java Interview Questions and Answers

Note:

You may go through the direct links for getting more details about Java Online Test. If, you want to take more online programming test in java then you must hit on links available on this page. For ask any query, you may comment in below section of the page. Our experts will definitely solve your query.

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