100 WAEC Interview Questions and Answers | HR, Technical & Aptitude Prep

20 common asked question in every interview

Data Analytics

Ques:- What is data analysis and why is it important

Asked In :- Unyscape Infocom Pvt. Ltd., WSNE Consulting, AnAr Solutions, Netaxis IT Solutions (p), Rock Solid Solutions, Ziffity Solutions, Chegg India, Aranca (Mumbai), Indocosmo Systems, Fortunesoft IT Innovations,

Right Answer:
Data analysis is the process of inspecting, cleaning, and modeling data to discover useful information, draw conclusions, and support decision-making. It is important because it helps organizations make informed decisions, identify trends, improve efficiency, and solve problems based on data-driven insights.

Data Analytics

Ques:- What is a pivot table and how do you use it in Excel or other tools

Asked In :- Xoriant Solutions Pvt Ltd, Fluid AI, Hidden Brains InfoTech, WSNE Consulting, Netaxis IT Solutions (p), MattsenKumar Services, Protege Solutions, Trigent Software, iROID Technologies, TRICON INFOTECH PVT,

Right Answer:
A pivot table is a data processing tool that summarizes and analyzes data in a spreadsheet, like Excel. You use it by selecting your data range, then inserting a pivot table, and dragging fields into rows, columns, values, and filters to organize and summarize the data as needed.

Data Analytics

Ques:- What is clustering in data analysis and how is it different from classification

Asked In :- Medvarsity Online, AnAr Solutions, MattsenKumar Services, Protege Solutions, Shipco IT, Chegg India, Fortunesoft IT Innovations, GOQii Technologies, Spadeworx Software Services, Dhruvsoft Services,

Right Answer:
Clustering in data analysis is the process of grouping similar data points together based on their characteristics, without prior labels. It is an unsupervised learning technique. In contrast, classification involves assigning predefined labels to data points based on their features, using a supervised learning approach.

Data Analytics

Ques:- What is the role of SQL in data analysis

Asked In :- Unyscape Infocom Pvt. Ltd., Hidden Brains InfoTech, Queppelin Technology Solutions, Protege Solutions, Trigent Software, Itobuz Technologies, Aranca (Mumbai), Indocosmo Systems, RANDSTAD INDIA PVT, Namecheap Web Services,

Right Answer:
SQL (Structured Query Language) is used in data analysis to query, manipulate, and manage data stored in relational databases. It allows analysts to retrieve specific data, perform calculations, filter results, and aggregate information to derive insights from large datasets.

Data Analytics

Ques:- What are some common data analysis tools and software

Asked In :- Vinove Software & Services Pvt Ltd, Hidden Brains InfoTech, Ziffity Solutions, STIC SOFT E-SOLUTIONS, Born Commerce, TNQ Technologies, MatchMove India, Sun Dew Solutions, Cloud Kinetics Technology Solutions, Recodem,

Right Answer:
Some common data analysis tools and software include:

1. Microsoft Excel
2. R
3. Python (with libraries like Pandas and NumPy)
4. SQL
5. Tableau
6. Power BI
7. SAS
8. SPSS
9. Google Analytics
10. Apache Spark

Bootstrap CSS 3 Javascript Jquery Photoshop

Ques:- What is keyframe?

Asked In :- PrimeSoft Solutions, WAEC, Ranosys Technologies, AM InfoWeb, ApMoSys Technologies, EvolveWare, Java R&D, FlyNava Technologies, Profound Edutech, YouView,

Right Answer:
A keyframe is a specific point in an animation that defines the starting and ending points of a transition, allowing you to control the intermediate steps in the animation sequence.

JAVA System Administrator

Ques:- What is Restrictions in hibernate?

Asked In :- WAEC, Celigo, ilink systems, bunq, elv,

JAVA Tech Architect

Ques:- What are the four types of J2EE modules?

Asked In :- MMF INFOTECH, WAEC, IBOT Systems, taleo,

JAVA Software Engineer

Ques:- What is class in java?

Asked In :- WAEC, Gradeup, dealersocket,

JAVA Team Lead/ Tech Lead

Ques:- How are Observer and Observable used?

Asked In :- Webvillee Technology, WAEC, Savantis, FACEIT, Eoxys Systems, hexaview technologies,

Javascript System Integrator

Ques:- What do you mean by binary semaphore? What is its use?

Asked In :- Leo Technologies, WAEC, Hestabit Technologies, CG-VAK Software (India), AMI Tech India, Postman, Smart TV Broadcasting, Poppulo, Ritwik Software Technologies, VYSHNAVI INFORMATION TECHNOLOGIES INDIA,

Javascript

Ques:- What is the main difference between Client side JavaScript and and Server side Java Script?

Asked In :- Spark Infosys, Thirdware, WAEC, Nalsoft, App Orchid, Skolaro, 4W, Elexes, Propel Technology, ongraph technologies limited,

Comments

Admin May 17, 2020

answer #1 is correct;

Admin May 17, 2020

Clientside Javascript encompasses the core language plus
extras such as the predefined objects, only relevant to
running Javasript in a browser.The clientside javascript is
embedded directly in the HTML pages and is interpreted by
the browser completly at the run time.
Serverside javascript also encompasses the core language
plus extas as the predefined objects and functions only
relevant to running Javasript in a server.The serverside
javascripts are compiled before they are deployed.

Javascript Tech Architect

Ques:- What about applets and plugins ?

Asked In :- Grid Logic Software, WAEC, ACS IT SOLUTIONS, CG-VAK Software (India), Turbolab Technologies, Thinkitive Technologies, plintron, sioux, browserstack, payfit,

Javascript Project Leader/ Project Manager

Ques:- What is negative infinity?

Asked In :- Aliens Group, WAEC, asterisk creative, DigiQ Solutions, Arhamsoft, Web Hosting UK, TekFriday Processing Solutions, Osmosys Software Solutions, draftkings, inc., pentagon,

Javascript Tech Architect

Ques:- No. It is not possible to use multiple ScriptManager control in a web page. In fact, any such requirement never comes in because a single ScriptManager control is enough to handle the objects of a web page.

Asked In :- Addweb solutions, Velocity Software Solutions, Digite Infotech, WAEC, Wonderbiz Technologies, Vinove Software and Services, GyanMatrix Technologies, VEDA IIT, Wix, Ritwik Software Technologies,

Business Analyst Oracle Project Management

Ques:- What is Prepaid Card transaction life cycle?

Asked In :- Rock Solid Solutions, Solitaire Infosys, Startup - Navya Network, Technostacks Infotech, OPENSPACE SERVICES, Incise Infotech, Raykor Technologies, RLABS ENTERPRISE SERVICES PVT LIMITED, Bobst India, Peoplefy Infosolutions,

Right Answer:
The prepaid card transaction life cycle includes the following steps:

1. **Card Issuance**: The card is issued to the customer after loading funds onto it.
2. **Activation**: The card must be activated by the user before it can be used.
3. **Transaction Initiation**: The cardholder uses the card to make a purchase or transaction.
4. **Authorization**: The transaction request is sent to the card network for authorization.
5. **Verification**: The network checks if sufficient funds are available and verifies the transaction details.
6. **Approval/Decline**: The transaction is either approved or declined based on the verification.
7. **Settlement**: If approved, the transaction amount is deducted from the card balance and settled with the merchant.
8. **Transaction Completion**: The merchant receives confirmation, and the transaction is completed.
9. **Balance Update**: The card balance is updated to reflect the transaction.

This cycle repeats for each transaction made with

Project Management Quality Engineer - Civil/ Structural

Ques:- Is it possible to put all the reinforcing steel at the top of the beam? if yes how? if no, why?

Asked In :- Codiant Software Technologies, CakeSoft Technologies, XIPHIAS Software Technologies, APPSIERRA SOLUTIONS, Mindgate Solutions, CBRE South Asia, AQM Technologies, Cummins India, RM EDUCATION SOLUTIONS INDIA PVT, APAR Peopleworld Software Services,

Right Answer:
No, it is not advisable to put all the reinforcing steel at the top of the beam because beams primarily experience bending moments that cause tension at the bottom and compression at the top. Placing all the steel at the top would not effectively resist the tensile forces, leading to structural failure.

Project Management Project Manager

Ques:- How to do five year planning and automatic forecast?

Asked In :- Medvarsity Online, Aranca (Mumbai), WFM, Happiest Minds Technologies Pvt., Thermo Fisher Scientific India, GreyOrange, POPCORNAPPS SOFTWARE PVT, Excelra Knowledge Solutions, ANSR GLOBAL CORPORATION, Talent Toppers,

Right Answer:
To do five-year planning and automatic forecasting, follow these steps:

1. **Define Objectives**: Establish clear long-term goals and objectives for the organization.
2. **Data Collection**: Gather historical data and market research relevant to your industry.
3. **Trend Analysis**: Analyze historical data to identify trends and patterns that can influence future performance.
4. **Scenario Planning**: Develop different scenarios based on potential market changes, economic conditions, and internal factors.
5. **Forecasting Models**: Use statistical methods and forecasting models (like time series analysis or regression) to project future outcomes based on the collected data.
6. **Review and Adjust**: Regularly review forecasts against actual performance and adjust plans as necessary.
7. **Automation Tools**: Utilize software tools for data analysis and forecasting to automate the process and improve accuracy.

By following these steps, you can create a structured five-year plan with automated forecasting capabilities.

Assistant Project Manager Project Management

Ques:- How do you estimate in the three point estimating method?

Asked In :- KONE Elevator India, Newt Global India, E2E Research, PureSoftware, On Demand Agility Software, CONDECO SOFTWARE, Riversand Global Technologies, Teknorix Systems, ScriptsHub Technologies, Pragmasys Consulting,

Right Answer:
In the three-point estimating method, you calculate the estimate using three values: the optimistic estimate (O), the pessimistic estimate (P), and the most likely estimate (M). The formula is:

Estimate = (O + 4M + P) / 6.

This gives more weight to the most likely scenario while considering the extremes.

Project Management

Ques:- Reason for shift of job.

Asked In :- Radicle Software, Sumedha Softech, Aristocrat Technologies India, Booker Wholesale, VAct Technologies, VALUEWING CONSULTANCY SERVICES (P), Williams Lea India, Verticurl Marketing, CommScope Inc, CETPA INFOTECH PVT,

Right Answer:
I am seeking new challenges and opportunities for growth that align better with my career goals.

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WAEC, which stands for the West African Examinations Council, is a renowned examination body that conducts and administers examinations in West Africa. Founded in 1952, WAEC plays a crucial role in the educational landscape of the region by setting high standards for academic assessment and certification. The primary mission of WAEC is to promote educational excellence and integrity through the conduct of transparent, credible, and reliable examinations. It oversees the administration of a wide range of examinations, including the West African Senior School Certificate Examination (WASSCE), which is taken by high school students in Anglophone West African countries like Nigeria, Ghana, Sierra Leone, Liberia, and The Gambia. WAEC is known for its commitment to upholding the integrity of its examinations and ensuring fairness and equity for all candidates. It employs rigorous measures to prevent cheating and malpractice during exams, including the use of advanced security features on question papers and the deployment of trained invigilators and supervisors. Furthermore, WAEC provides various services beyond examination administration, such as the verification of results, issuance of certificates, and educational research and consultancy. Its activities contribute to the improvement of educational standards and the overall development of human capital in West Africa. Overall, WAEC plays a vital role in the educational ecosystem of West Africa, providing a reliable framework for assessing students' academic achievements and facilitating their transition to higher education or the workforce.

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