267 interview questions for Tech support officier (2025)

14 votes1546 runs0 comment

Eric Hostaleryat Dec 3, 2021

13 votes469 runs0 comment

virtual machine

Maximeat Nov 7, 2022

9 votes668 runs0 comment

Samuelat Mar 28, 2022

9 votes646 runs0 comment

Samuelat Mar 28, 2022

9 votes563 runs0 comment

design pattern

8 votes1428 runs0 comment

Eric Hostaleryat Dec 3, 2021

8 votes403 runs0 comment

authentication

7 votes984 runs0 comment

Kevin Lefevreat Sep 19, 2022

6 votes958 runs1 comment

Kevin Lefevreat Jan 2, 2024

5 votes1415 runs

Eric Hostaleryat Dec 3, 2021

5 votes657 runs0 comment

Samuelat Mar 28, 2022

4 votes1498 runs0 comment

design pattern

Eric Hostaleryat Sep 19, 2022

4 votes1464 runs0 comment

Eric Hostaleryat Dec 3, 2021

4 votes1412 runs0 comment

Eric Hostaleryat Dec 3, 2021

4 votes1374 runs1 comment

4 votes1002 runs1 comment

logical volume

Kevin Lefevreat Nov 27, 2021

4 votes966 runs0 comment

Kevin Lefevreat Nov 27, 2021

4 votes626 runs1 comment

operator overloading

Samuelat Mar 28, 2022

3 votes1444 runs0 comment

Eric Hostaleryat Dec 3, 2021

3 votes1436 runs0 comment

Eric Hostaleryat Mar 13, 2023

267 interview questionsfor Tech support officier (2025)

Test your technical skills before an interview of Tech support officier with 267 corrected questions. Beginner, Intermediate or Expert level.

267 interview questionsfor Tech support officier (2025)

Test your technical skills before an interview of Tech support officier with 267 corrected questions. Beginner, Intermediate or Expert level.

Is the following code valid? class Person { constructor(name, age) { this.name = name; this.age = age; } } const person = new Person('John', 20); console.log(person.name); console.log(person.age);

What does EVM stand for?

Inheritance in OOP.

Overrided method visibility must be the same or less restrictive than the inherited method.

You need to develop a class for which there should be only one instance throughout your application. Which design pattern should you use for this?

Can we extend an abstract class in Java?

How to enable Azure AD Authentication in a hosted Application

List running processes.

Configure the /etc/resolv.conf file to use the following nameservers: 10.1.1.1, 10.2.2.2, 10.3.3.3.

Is the following code valid? class Person { constructor(name, age) { this.name = name; this.age = age; } } const person = new Person('John', 20); console.log(person.name); console.log(person.age);

Can a class implements several interfaces ?

Which design pattern allows to dynamically add responsibilities to an object?

Is the following code valid? class Person { constructor(name, age) { this.name = name; this.age = age; } } const person = new Person('John', 20); console.log(person.name); console.log(person.age);

Is the following code valid? class Person { constructor(name, age) { this.name = name; this.age = age; } } const person = new Person('John', 20); console.log(person.name); console.log(person.age);

Can an interface inherit from another interface?

How to create a snapshot of a logical volume in Linux

What are the parameters passed to the kernel at boot time?

When can you do a+b in OOP ?

Is the following code valid? class Person { constructor(name, age) { this.name = name; this.age = age; } } const person = new Person('John', 20); console.log(person.name); console.log(person.age);

Implement the interface IEmailFormatter for the classes Person, Company, and ListOfPerson, which has a method GetEmailContent()