125 Triplebyte Interview Questions and Answers | HR, Technical & Aptitude Prep

20 common asked question in every interview

Node JS

Ques:- How can you secure your HTTP cookies against XSS attacks?

Asked In :- Velocity Software Solutions, Payoda, MSys Technologies, ConveGenius, Orion Innovation, t-systems, kubrick group, appfire, triplebyte,

Right Answer:
To secure HTTP cookies against XSS attacks, you can:

1. Use the `HttpOnly` flag to prevent JavaScript access to the cookies.
2. Set the `Secure` flag to ensure cookies are only sent over HTTPS.
3. Use the `SameSite` attribute to restrict how cookies are sent with cross-site requests.

Node JS

Ques:- What is the purpose of setInterval function?

Asked In :- Angular Minds, QSpiders, sopra banking software, xebia, triplebyte, kanerai,

Right Answer:
The `setInterval` function is used to repeatedly execute a specified function at defined intervals (in milliseconds) until it is cleared with `clearInterval`.

Node JS

Ques:- What is the difference between Buffer.alloc(size, fill) and Buffer.allocUnsafe(size).fill(fill)

Asked In :- Diya Systems (Mangalore), Cron-J, Cradlepoint, ATOS Syntel, aptean, prolifics, triplebyte, codeworks,

Right Answer:
`Buffer.alloc(size, fill)` creates a new buffer of the specified size and fills it with the specified value, ensuring that the buffer is initialized and safe to use.

`Buffer.allocUnsafe(size).fill(fill)` creates a new buffer of the specified size without initializing it, which may contain old or sensitive data, and then fills it with the specified value.

Node JS

Ques:- Since Node.js runs on a single thread, how can a user take advantage of multi-core systems?

Asked In :- Hidden Brains InfoTech, Surya Software, Skylex Technologies, ToggleNow, speridian technologies, mobile programming llc., jfrog, juspay, triplebyte,

Right Answer:
Node.js can take advantage of multi-core systems by using the Cluster module, which allows you to create multiple child processes (workers) that share the same server port. Each worker runs on its own thread, enabling the application to handle more concurrent requests and utilize multiple CPU cores effectively.

Node JS

Ques:- Can we manage cryptography in Node.js without using external libraries?

Asked In :- Novatech Software, Diya Systems (Mangalore), MSys Technologies, citiustech, torry harris business solutions, syncfusion, ntrust infotech, sibin group, netmeds.com, triplebyte,

Right Answer:
Yes, Node.js has a built-in `crypto` module that allows you to manage cryptography without using external libraries.

Computer Basics HTML Tally

Ques:- What Is can?

Asked In :- Zessta Software Services, Wise Finserv, Junior Assistant, ESAF Small Finance Bank, OodlesTechnologies, Executive Ship Management, Flannels, GRT Jewellers, Zysk Technologies, ADVERB,

Right Answer:
"Can" is a modal verb used to express ability, possibility, or permission.

Css3 HTML JAVA Javascript Jsp Web Programmer XML

Ques:- WHAT IS SOAP?

Asked In :- AQM Technologies, Diya Systems (Mangalore), INNOART TECHNOLOGIES, EY GDS, Payoda, Ojas Innovative Technologies, BluePi, Techspawn solutions, Cron-J, ColorTokens,

Right Answer:
SOAP (Simple Object Access Protocol) is a protocol used for exchanging structured information in web services, relying on XML for message format and usually operating over HTTP or SMTP.

HTML

Ques:- What is DOCTYPE?

Asked In :- Smart Soc Solutions, Quadrant Resource, Cloud Analogy, Smart TV Broadcasting, Fastlab, Zoxima, vistaprint, wattpad, pinnacle infotech, rws,

HTML

Ques:- How to create emails links?

Asked In :- Smart Cube India, ShopKeeper, OSI Digital, ION Group, VYSHNAVI INFORMATION TECHNOLOGIES INDIA, Kumi Labs, Quicko Infosoft, Chain-sys India, a2 hosting, coding dojo,

Comments

DK BOSS Jul 30, 2021

Highlight the text you want to link, click the link icon, and select "Email" from the drop-down.
(Optional) Edit the text you want to display as the link.
Enter the email address you want contacts to send to in the Email address field.
Click Insert.
Click Done.

HTML 5 Div Coding User Interface Designer

Ques:- How do I create a link?

Asked In :- Hidden Brains InfoTech, Namecheap Web Services, Enovate IT Outsourcing, Webvillee Technology, CIGNEX Datamatics Technologies, Keka, Aruba Networks, Cervello India, STG Infotech INDIA LLP, On Demand Agility Software,

Right Answer:
To create a link in HTML, use the `<a>` tag. For example:

```html
<a href="https://www.example.com">Click here</a>
```

CSS

Ques:- What is the main difference between CSS and CSS3?

Asked In :- Itobuz Technologies, Grid Logic Software, Zessta Software Services, Pixel Web Solutions, Surya Software, Conde Nast, Payoda, Ojas Innovative Technologies, Cybrosys Technologies, tringapps,

Right Answer:
The main difference between CSS and CSS3 is that CSS3 introduces new features such as advanced selectors, media queries, animations, and transitions, while CSS is the original version that does not include these enhancements.

CSS HTML

Ques:- Why should we recruit you in our company?

Asked In :- Walstar Technologies, Aruba Networks, C E I India, WebDirekt India, Befree, DSVV, IT Cube Solutions, Young Globes, Streebo Solutions, Prodapt SA,

Right Answer:
I possess the skills and experience that align with your company's needs, and I am committed to contributing positively to the team and achieving our goals together.

CSS

Ques:- How comments can be added in CSS?

Asked In :- Xoriant Solutions Pvt Ltd, Pumex Infotech, Smart Cube India, Verticurl Marketing, WebDirekt India, Diya Systems (Mangalore), Maventic, Quality Kiosk, ShopKeeper, Streebo Solutions,

Right Answer:
Comments in CSS can be added using the syntax `/* comment here */`.

CSS HTML Web Designer

Ques:- What is XSLT?

Asked In :- Itobuz Technologies, Addweb solutions, LiteBreeze Infotech, TRICON INFOTECH PVT, Grid Logic Software, Appscrip, Smart Cube India, Diya Systems (Mangalore), Ginger Webs, Gem Software Solutions,

Right Answer:
XSLT (Extensible Stylesheet Language Transformations) is a language used for transforming XML documents into other formats, such as HTML, plain text, or other XML structures.

CSS

Ques:- How does Z index function?

Asked In :- LiteBreeze Infotech, Angular Minds, Digite Infotech, Infomats Technologies, Zessta Software Services, Twilio, Aliens Group, Art Technology and Software, NetTantra Technologies, Conde Nast,

Right Answer:
The `z-index` property in CSS controls the stacking order of elements that overlap. Elements with a higher `z-index` value are displayed in front of those with a lower value. It only works on positioned elements (those with a position value of `relative`, `absolute`, `fixed`, or `sticky`).

sql

Ques:- What does SQL stands for?

Asked In :- BOM, TFT, VRA, Versatile Mobitech, Shaligram InfoTech Inc, Aress, Azuga, Sweans Technologies, Sigmoid Analytics, QuantumLink,

Project Leader/ Project Manager SQL Server

Ques:- What is the query used to display all tables names in SQL Server (Query analyzer)?

Asked In :- IG Infotech, NAL, RoboSoft, Dhyan Infotech, Tatvic Analytics, Motilal Oswal Securities, Dassault Systemes, Unified Infotech, BridgeLabz Solutions, Vofox Solutions,

Right Answer:
```sql
SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_TYPE = 'BASE TABLE';
```

SQL Server

Ques:- Write an SQL query to find null and duplicate records in a table

Asked In :- Evolvus Solutions, ISC Software, chetu, Magic Software, Test Yantra, Uneecops Technologies, Siyana Info Solutions, Volansys, Proton Expert Systems & Solutions, Headrun Technologies,

.Net SQL Server

Ques:- What is .NET & types?

Asked In :- QuickXpert Infotech, Aruba Networks, Xoriant Solutions, Girmiti Software, Sysfore Technologies, GrapeCity, NAL, Zorba Consulting, Ojas Innovative Technologies, ProtoTech Solutions,

sql System Engineer

Ques:- Define Common Table Expression (CTE) in Sql Server?

Asked In :- QuickXpert Infotech, TriSys, FANUC, Decision Minds India, Zorba Consulting, Signiwis Technologies, Niyuj, VBeyond, ACC Cement, Richmond and Wandsworth Councils,

Right Answer:
A Common Table Expression (CTE) in SQL Server is a temporary result set that you can reference within a SELECT, INSERT, UPDATE, or DELETE statement. It is defined using the WITH clause and can be used to simplify complex queries, improve readability, and enable recursive queries.

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Triplebyte is a pioneering talent marketplace that revolutionizes the way companies hire and evaluate technical talent. Founded on the belief that traditional hiring processes are flawed and biased, Triplebyte offers a data-driven and merit-based approach to matching engineers with top-tier companies. At Triplebyte, engineers undergo a rigorous technical assessment process designed to measure their skills, knowledge, and problem-solving abilities objectively. Through a combination of coding challenges, interviews, and practical assessments, Triplebyte evaluates candidates based on their actual abilities rather than their resumes or credentials. One of the key strengths of Triplebyte lies in its commitment to diversity and inclusion. By removing bias from the hiring process and focusing solely on technical merit, Triplebyte levels the playing field for engineers from all backgrounds, ensuring that talent is recognized and rewarded regardless of race, gender, or educational background.

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