HCL Group Interview Questions, Process, and Tips

C basics , data structure, logical questions.
, pointers

Q1. What is Stlc, bug life cycle
Ans. 
STLC stands for Software Testing Life Cycle, which includes various phases like requirement analysis, test planning, test design, test execution, and test closure. Bug life cycle refers to the stages a bug goes through from identification to resolution.
• STLC includes phases like requirement analysis, test planning, test design, test execution, and test closure

• Bug life cycle stages: New, Assigned, Open, Fixed, Retest, Re...read more
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Q2. How to handle stress
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Handling stress involves time management, self-care, and seeking support.
• Practice time management to prioritize tasks and avoid feeling overwhelmed

• Engage in self-care activities such as exercise, meditation, or hobbies to reduce stress

• Seek support from colleagues, friends, or a therapist to talk about your feelings and gain perspective
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Q1. Vtp modes and their differences
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VTP modes are server, client, and transparent. Server mode manages VLAN configuration, client mode receives updates, and transparent mode forwards VTP messages without updating VLAN configuration.
• Server mode: manages VLAN configuration and propagates changes to other switches

• Client mode: receives VTP updates from server mode switches

• Transparent mode: forwards VTP messages without updating VLAN configuration

• VTP pruning ...read more
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Q2. Ikev1 vs ikev2 and where will you use ikev1 over ikev2
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IKEv1 is an older version of the Internet Key Exchange protocol, while IKEv2 is a newer version with improved security features.
• IKEv1 is less secure compared to IKEv2 due to its outdated encryption algorithms.

• IKEv2 supports more secure encryption algorithms and has built-in support for mobility and multi-homing.

• IKEv1 may be used in legacy systems or environments where compatibility with older devices is required.

• IKEv2 ...read more
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About source of energy which element stands for 2years

Role and responsibilities of the customer what they do?

General, oop concept

Q1. OOP Concept basics with example
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Q2. SOLID Principles
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Q1. Package discussion
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Q2. Whether ready to work with any shifts
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Q1. In alphanumeric string get only numeric values
Ans. 
Use regular expressions to extract numeric values from an alphanumeric string.
• Use regular expression pattern '\d+' to match one or more numeric digits in the string.

• Apply the regular expression pattern to the alphanumeric string to extract only the numeric values.

• For example, if the input string is 'abc123def456', the output should be ['123', '456'].
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Q2. Get the 3rd highest value from a table
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Use a subquery to get the 3rd highest value from a table
• Use a subquery to select distinct values from the table

• Order the distinct values in descending order

• Use LIMIT and OFFSET to get the 3rd highest value
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