Refer to the code below:
Let str = 'javascript';
Str[0] = 'J';
Str[4] = 'S';
After changing the string index values, the value of str is 'javascript'. What is the reason
for this value:

• A.Primitive values are mutable.
• B.Non-primitive values are immutable.
• C.Non-primitive values are mutable.
• D.Primitive values are immutable.

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Refer to the code below.

After changing the string index values, the of atr is Javascript''. What is the reason for this value?

• A.Primitive values are immutable
• B.Non-primitive values are mutable.
• C.Non-primitive values are immutable.
• D.Primitive values are mutable.

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A developer wants to literate through an array of objects and count the objects whose property value, name, start with the letter N. const arrobj - [{''name ''t ''Zach''}, { ''name t Kate'') , ( ''name Alice'') < ( ''name'' t ''Bob'') , (''name'' t ''Nathan) , (''name'' t ''Nathandle1'')] Refer to the code snippet below:

Which missing lines 02 and 03 return the correct count?

• A.Comst sum = curr. Name startsWith ('N') 7 1 : 0
  Return acc + sum;
• B.Comst sum = curr. name startsWith ('N') 7 1 : 0;
  Return curr + sum;
• C.Conset sun + curr. StartsWith ('N') 7 1 : 1;
  Return acc + sum ;
• D.Const sum = curr. name startsWith ('N') 7 1 : 0;
  Return curr + sum;

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Refer to the code below:

What is the value of result when Promise. race executes?

• A.Car 3 completed the race
• B.Car 2 completed the race
• C.Car 1 crashed the race
• D.Race is cancelled.

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Which statement can a developer apply to increment the browser's navigation history without a page refesh?

• A.Window.history,pushState.(newStateObject, ' ', null)) ;
• B.Window.history,state,push.(newStateObject);
• C.Window.history,pushState.(newStateObject);
• D.Window.history,state,push.(newStateObject, ' ' null;

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