Moveinsync Technology Solutions Interview Questions, Process, and Tips

No of Questions : 4 questions
Difficulty : Difficult
Topics : Sieve of eratosthenis, DP, Hashing

Q1. Search in the rotated Sorted array. (Binary Search - pivot)
Ans. 
Search for an element in a rotated sorted array using binary search with pivot.
• Find the pivot element using binary search.

• Compare the target element with the first element of the array to determine which half to search.

• Perform binary search on the selected half of the array.

• Repeat until the target element is found or the array is exhausted.
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Q2. Sort the array which consists of 0's, 1's , 2's. (Two Pointer approach)
Ans. 
Sort an array of 0's, 1's, and 2's using two pointer approach.
• Initialize two pointers, one at the beginning and one at the end of the array.

• Traverse the array and swap 0's to the beginning and 2's to the end using the pointers.

• Stop when the pointers meet or cross each other.
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Q3. Tell me about id selector in CSS
Ans. 
ID selector is used to select an element with a specific ID attribute in CSS.
• ID selector is denoted by '#' followed by the ID name.

• ID should be unique on a page.

• ID selector has higher specificity than class selector.

• Example: #header { color: blue; }
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Q1. Differences between ShallowCopy & DeepCopy
Ans. 
ShallowCopy copies only the reference of an object while DeepCopy creates a new object with a new reference.
• ShallowCopy creates a new reference to the same object, so changes made to the copy will reflect in the original object.

• DeepCopy creates a new object with a new reference, so changes made to the copy will not reflect in the original object.

• ShallowCopy is faster and less memory-intensive than DeepCopy.

• DeepCopy is ...read more
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Q2. Define Copy Constructor
Ans. 
Copy constructor is a special constructor that creates a new object by copying an existing object.
• It is used to create a new object with the same values as an existing object.

• It takes an object of the same class as a parameter.

• It is automatically called when a new object is created from an existing object.

• It creates a deep copy of the object, meaning that all the member variables are copied.

• Example: class MyClass { pub...read more
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Q3. Define Operator overloading
Ans. 
Operator overloading allows operators to have different meanings based on the context of their usage.
• Operator overloading is a feature in object-oriented programming languages.

• It allows operators to be redefined for custom classes.

• For example, the '+' operator can be overloaded to concatenate strings or add numbers.

• It can improve code readability and reduce the amount of code needed for certain operations.
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Q4. Differences between struct and class
Ans. 
Struct is a value type while class is a reference type in C#.
• Structs are stored on the stack while classes are stored on the heap.

• Structs cannot be inherited while classes can be inherited.

• Structs do not support destructors while classes do.

• Structs are used for small data structures while classes are used for larger, more complex objects.

• Example of struct: struct Point { public int X; public int Y; }

• Example of class: c...read more
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Q5. DSA : Search an element in infinite soted array
Ans. 
Search an element in an infinite sorted array using binary search.
• Initialize low as 0 and high as 1.

• Double the high index until arr[high] is greater than the target element.

• Perform binary search between low and high indexes.
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