HCL Infosystems Computer Operator Interview Questions and Answers

The question is about working with a matrix named 'UNIVERSE' with 3 rows and 'N' columns.

• The matrix 'UNIVERSE' has 3 rows and 'N' columns.

• The question likely involves performing operations or calculations on the matrix.

• Example: UNIVERSE = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]

The question is about working with a matrix named 'UNIVERSE' with 3 rows and 'N' columns.

• The matrix 'UNIVERSE' has 3 rows and 'N' columns.

• The question likely involves performing operations or calculations on the matrix.

• Example: UNIVERSE = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]

FDS stands for File Descriptor System, a method used in operating systems to manage files and input/output devices.

• FDS is a system used by operating systems to keep track of open files and input/output devices.

• It assigns a unique number to each open file or device, known as a file descriptor.

• File descriptors are used to perform read, write, and other operations on files and devices.

• FDS helps in efficient management of ...read more

FDS stands for File Descriptor System, a mechanism used in operating systems to manage file input and output.

• FDS is a part of the operating system that keeps track of open files and their associated data.

• It assigns a unique number to each open file, known as a file descriptor.

• File descriptors are used to read from and write to files, sockets, pipes, and other input/output devices.

The Iterative Waterfall model was introduced to address the limitations of the traditional Waterfall model.

• Introduced to allow for iteration and feedback throughout the development process

• Helps in accommodating changes and improvements as the project progresses

• Enables better communication and collaboration among team members

• Reduces the risk of project failure by identifying issues early on

The Iterative Waterfall model was introduced to address the limitations of the traditional Waterfall model.

• Introduced to allow for iteration and feedback throughout the development process

• Helps in accommodating changes and improvements as the project progresses

• Enables better risk management by identifying issues early on

• Allows for better stakeholder involvement and satisfaction

• Examples include Agile methodologies like

The election results have not been announced yet.

• The election results have not been declared

• The candidates are still awaiting the official announcement

• It is currently unknown who won the election

Find duplicates in an integer array/list.

• Iterate through the array and store elements in a hash set.

• If an element is already in the set, it is a duplicate.

• Return a list of all duplicate elements found.