10+ TCS Interview Questions and Answers

Arrange odd and even numbers in an array, even on RHS and odd on LHS.

• Create two pointers, one at the start and one at the end of the array.

• Swap the elements at the pointers if they are in the wrong position.

• Continue swapping until the pointers meet in the middle.

BODMAS is a mathematical rule used to evaluate expressions with multiple operators.

• BODMAS stands for Brackets, Orders, Division, Multiplication, Addition, and Subtraction.

• It is used to determine the order in which operations are performed in an expression.

• Brackets are evaluated first, followed by orders (exponents and roots), then division and multiplication, and finally addition and subtraction.

• For example, in the expression 3 + 4 * 2 / (1 - 5) ^ 2 ^ 3, the brackets are eval...read more

Use isinstance() function to check if num is int or not.

• Use isinstance(num, int) to check if num is an instance of int class.

• This function returns True if num is an instance of int class, else False.

• Example: isinstance(5, int) will return True.

• Example: isinstance(5.0, int) will return False.

Remove duplicates from array of strings

• Create a new empty array

• Loop through the original array

• Check if the current element exists in the new array

• If not, add it to the new array

• Return the new array

Vendor management involves overseeing relationships with suppliers to ensure quality, cost-effectiveness, and timely delivery of goods and services.

• Identifying and selecting vendors based on criteria such as quality, price, and reliability

• Negotiating contracts and terms with vendors to ensure favorable terms for the company

• Monitoring vendor performance and addressing any issues or concerns that may arise

• Maintaining open communication with vendors to foster strong relationship...read more

Patient behaviour can vary based on their needs, emotions, and past experiences.

• Patient behaviour can be influenced by their medical condition, level of pain, and overall health.

• Patients may exhibit anxiety, fear, or frustration when dealing with their health issues.

• Some patients may be more compliant with treatment plans while others may be resistant or non-adherent.

• Effective communication and empathy can help in understanding and addressing patient behaviour.

• Observing body ...read more

Vendor management involves overseeing relationships with suppliers to ensure quality, cost-effectiveness, and timely delivery of goods and services.

• Establishing and maintaining relationships with vendors

• Negotiating contracts and terms of agreements

• Monitoring vendor performance and quality of goods/services

• Resolving any issues or disputes with vendors

• Ensuring compliance with company policies and regulations

• Managing vendor risk and conducting vendor assessments

• Seeking opportuni...read more

Hypertension is high blood pressure, while hypotension is low blood pressure.

• Hypertension is when the blood pressure in the arteries is consistently elevated.

• Hypotension is when the blood pressure in the arteries is abnormally low.

• Hypertension is often referred to as the 'silent killer' because it may not have any symptoms.

• Symptoms of hypotension can include dizziness, fainting, and blurred vision.

• Hypertension can lead to serious health issues like heart disease and stroke.

• Hy...read more

Vendor management involves selecting, evaluating, and building relationships with suppliers to ensure quality and cost-effectiveness.

• Identify the need for a vendor based on company requirements

• Research and evaluate potential vendors based on criteria such as quality, cost, and reliability

• Negotiate contracts and terms with selected vendors

• Monitor vendor performance and address any issues or concerns

• Build strong relationships with vendors to ensure smooth operations

Hypertension is a medical condition characterized by high blood pressure in the arteries.

• Hypertension is often referred to as the 'silent killer' because it usually has no symptoms but can lead to serious health issues.

• Risk factors for hypertension include obesity, high salt intake, lack of physical activity, and genetics.

• Complications of hypertension can include heart disease, stroke, kidney damage, and vision loss.

• Treatment for hypertension may include lifestyle changes, me...read more

Medibuddy is a digital healthcare platform that provides a range of medical services.

• Medibuddy offers online consultations with doctors and specialists.

• It also provides medicine delivery, lab tests, and health insurance services.

• The platform has a user-friendly interface and is available on both web and mobile.

• Medibuddy has partnerships with various hospitals and healthcare providers.

• It aims to make healthcare more accessible and affordable for everyone.

Program to merge 2 binary trees

• Create a new tree with the root node as the sum of the root nodes of the input trees

• Recursively merge the left and right subtrees of the input trees

• If a node is missing in one of the input trees, add the corresponding subtree from the other tree