Quest Global Technologies Engineer Trainee Interview Questions and Answers

Threads are a sequence of instructions that can be executed independently by a program.

• Threads are lightweight processes that share the same memory space as the parent process.

• They allow for concurrent execution of multiple tasks within a single program.

• Threads can communicate with each other through shared memory or message passing.

• Examples of multi-threaded programs include web servers, video games, and operating sys

Stack is a linear data structure while tree is a hierarchical data structure.

• Stack is a collection of elements with LIFO (Last In First Out) order.

• Tree is a collection of nodes with parent-child relationship.

• Stack has only one entry and exit point while tree can have multiple entry and exit points.

• Stack is used for backtracking, undo operations, etc. while tree is used for representing hierarchical data like file syste

Threads are a sequence of instructions that can be executed independently by a program.

• Threads are lightweight processes that share the same memory space as the parent process.

• They allow for concurrent execution of multiple tasks within a single program.

• Threads can communicate with each other through shared memory or message passing.

• Examples of multi-threaded programs include web servers, video games, and operating sys

Stack is a linear data structure while tree is a hierarchical data structure.

• Stack is a collection of elements with LIFO (Last In First Out) order.

• Tree is a collection of nodes with parent-child relationship.

• Stack has only one entry and exit point while tree can have multiple entry and exit points.

• Stack is used for backtracking, undo operations, etc. while tree is used for representing hierarchical data like file syste