Accenture TFA MCQ Questions Answer

Accenture TFA  MCQ Questions Answer

 1. Predict the output

Import java.util.*;
Public class TestMain{
Public static void main(String[] args)
{ TreeSet<String> tList = new
TreeSet<String>(); TreeSet<String> sList = new
TreeSet<String>(); tList.add(“One”);
tList.add(“Two”);
tList.add(“Three”);
tList.add(“Four”);
tList.add(“Five”);
sList=(TreeSet)tList.subSet(“One”,true,”Six”,true);
tList.add(“One”);
tList.pollFirst();
tList.pollFirst();
tList.add(“Two”);
System.out.println(tList.size()+””+sList.size());

 

• a.31
• b.53
• c.50
• d.30
• e.41

 2. State true or false

A sequence diagram can represent object interactions arranged in a time sequence. IT will

represent only a sequence of the flow but aspects like branching , looping cannot be

represented in the sequence diagram

Answer: False

3. Predict the output

Import java.util.ArrayList;
Import java.util.List;
Public class TestUserMain{
Public static void main(string[] args)
{ List<Number>|1= new
ArrayList<Number>(); |1.add(5);
|1.add(5);
System.out.println(sum(|
1)); }
Public static double sum(List<Number>|){
Double sum=0;
For(number i=l)
Sum +=i.doubleValue();
Return sum;
}

• -10
• 10
• Compile time error
• Run time Exception

 

4. Which is not part of HTML5 API

• HTML Geolocation
• HTML application cache
• HTML Drag and Drop
• HTML Geography

 

5. Predict the output

Import java.util.Map;
Import java.util.TreeMap;
Public class TestUserMain{
Public static void main(String[] args)
{ Map<String,String> m1=new
TreeMap<String,String>(); M1.PUT(“null”,null);
M1.put(null,”Raju”);
System.out.println(m1);
}

• {null=null}
• {null=Raju}
• {null=null, null=Raju}
• Compile time error
• Run time Exception

6. Carefully read the question and answer accordingly. In a linear search algorithm, if an item to be searched is found in the middle of an array then it is said to be ________.

• Best case
• Worst case
• Average case
• Null case

7. A Professor class uses the Schedule class to display the scheduled classes of the professor for a week. What will be the relationship between the professor and the schedule class?

• Inheritance
• Aggregation
• Composition
• Dependency

 

8. Carefully read the question and answer accordingly. To execute the result of the last executed procedure call recursive procedures use stacks. State True or False.

Answer: True

9. Software which controls radiation equipment for patients is best shut down, if it receives bad input for a radiation dosage. This is best example for_______.

• Correctness
• Robustness
• Verification
• Validation

10. Choose the appropriate option where prototype model is used

• For Projects where requirements are very clear
• For projects where requirements are unclear
• Projects where lot of risk factors needs to be com
• Projects with frequent changes

11. If you are asked to do a molecular software design, which combination of coupling and cohesion should you use for designing the software?

• High cohesion and high coupling
• High cohesion and low coupling
• Low cohesion and High coupling
• Low cohesion and low coupling

12. The element to specify a list of predefined options for input controls is Choose one:

• <datalist>
• <source>
• <embed>
• <track>

13. O( nlogn) is the best case time complexity of Bubble Sort. State True or False.

Answer: False

14. In many situations .it would be necessary to make a decision before arriving at a conclusion or to go to the next step of processing. Which of the following suits the given description?

• Conditional statement
• All of the above
• Iterative statement
• Sequential statement

15. Predict the output

Step1: Start the Program

Step2: Declare a variable count and set the count as 1

Step3: Print the count

Step4: Increment the count by 1

Step5: Check whether count is greater than or equal to1.If yes go to step 3.If no go to step

6

Step6: Print the count

Step7: Stop

• 1 1
• 1 2
• 2 1
• Loop runs inde

16. Ram is a Developer. he receives a defect list from the testing team for the code which he developed. He fixes the defects and assigns it back to the test manager/tester. What should be the status of the defect now?

• Open
• Fixed
• Closed
• New

17. Manual execution of steps in an algorithm is called as ______.

• Dry run
• Flowchart
• Quick run
• Pseudocode

18. Unix executables are stored in which path?

• /dev
• /bin
• /usr
• /tmp

19. Which of these is used to prevent the error: ‘ORA-00937:not a single-group function’?

• Use Group by clause
• Use Where Cause
• Use Order by clause
• Use having clause

20. A system administrator needs to identify different types of files in the UNIX system. Help him by matching the correct symbols used to identify the file type. 1)-2)|3)b4)c With A) RegularFile B) LinkFile C) BlockDeviceFile D) CharacterDeviceFile

• 1-A,2-B,3-C,4-D
• 1-D,2-A,3-B,4-C
• 1-D,2-B,3-C,4-A
• 1-D,2-C,3-B,4-A