Saipem Offshore Structural Engineer Interview Questions and Answers

let, const, and var are all used to declare variables in JavaScript, but they have different scopes and behaviors.

• let: block-scoped variable, can be reassigned

• const: block-scoped variable, cannot be reassigned, but its properties can be modified

• var: function-scoped variable, can be reassigned

Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.

• Abstract class can have constructor, fields, and methods, while interface cannot have any of these.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Abstract classes are used to provide a common base for multiple classes, while interfaces define a contract that implementing

The design pattern commonly used in Angular is the Observer pattern.

• The Observer pattern is used to establish a one-to-many dependency between objects.

• In Angular, Observables are used to implement the Observer pattern for handling asynchronous data streams.

• Components in Angular often use Observables to subscribe to changes and react accordingly.

The process to build an Etabs model involves defining the geometry, assigning properties and loads, and analyzing the structure.

• Define the geometry of the structure using nodes, lines, and areas

• Assign properties to the elements such as material type, section size, and boundary conditions

• Apply loads to the structure such as dead loads, live loads, and seismic loads

• Analyze the structure using the software's analysis tool...read more

Lateral forces in a building flow from the top to the bottom through the structural system.

• Lateral forces are caused by wind, earthquakes, and other external factors.

• The building's structural system, including walls, columns, and beams, must be designed to resist these forces.

• The lateral forces are transferred from the top of the building to the foundation through the structural system.

• The foundation must be designed t...read more