Tag: programming languages

Questions Related to programming languages

Among the following what is the advantage of StringBuilder over StringBuffer?
technology programming languages

  1. Faster performance

  2. Methods are synchronised

  3. Thread-safety

  4. Multithreading

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Correct Option: A

What will be the ouput of the following code snippet? String myString = new String("Java"); StringBuffer myBuffer = new StringBuffer("Java"); myString.replace('a','o'); myBuffer.replace('a','o'); System.out.println(myString+","+myBuffer);
technology programming languages

  1. Jovo,Jovo

  2. Java,Jovo

  3. Java,Java

  4. Compile time error

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Correct Option: A

Which of the following is tested when all the test units are run using testdrv -p
technology programming languages

  1. Code Logic

  2. Code Coverage

  3. Memory leaks

  4. All of the above

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Correct Option: D

As per the Coding Guidelines of the Project, Which of the following follows the spacing guidelines while using operators
technology programming languages

  1. anyVal=10;

  2. anyVal = 10;

  3. anyVal= 10;

  4. anyVal =10;

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Correct Option: B

As per the Coding Guidelines of the Project, Which of the following follows guidelines while declaring Pointer
technology programming languages

  1. char* text;

  2. char *text;

  3. Char * text;

  4. char text*;

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Correct Option: A

Which of the following is the only category of Messages where the developer should place information for his debugging purposes
technology programming languages

  1. TRACE (T)

  2. BUSINESS_INFO (N)

  3. SERIOUS_WARNING (S)

  4. BUSINESS_WARNING (G)

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Correct Option: A

As per the Coding Guidelines of the Project, Which of the following is a valid filename ?
technology programming languages

  1. ClassName.cpp

  2. Classname.cpp

  3. Class.name.cpp

  4. Class_Name.cpp

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Correct Option: A

As per the Coding Guidelines of the Project, Which of the following is a valid Class Attribute ?

technology programming languages

  1. mMemberAttribute

  2. mmemberAttribute

  3. MemberAttribute

  4. member_attribute

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Correct Option: A

Which of the following directory in an MDDS instance contains initialisation files which are used during MDDS installation (data files, but installation scripts
technology programming languages

  1. bin

  2. etc

  3. data/boc/manual/incoming

  4. None of the above

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Correct Option: B

Which clearcase command is used to create a new element
technology programming languages

  1. mkelem

  2. mvelem

  3. mkview

  4. ctelem

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Correct Option: A