Alkhorayef Petroleum Interview Questions and Answers

Q1. General discussion
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Q1. Demo in our specialist subject
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Q1. General discussion about ourselves.
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Q2. About work experience
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Q1. What is polymorphism
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Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables a single interface to be used for different data types or classes.

• Examples include method overloading and method overriding in object-oriented programming.
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Q2. Find missing number from nth number array.
Ans. 
Find missing number from nth number array.
• Iterate through the array and calculate the sum of all numbers

• Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2

• Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
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Q3. Explain inheritance and it types
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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows a class to reuse code from another class.

• Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.

• Example: Class B inherits from Class A, so Class B can access
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Q4. Find 2nd max elements from aaray
Ans. 
Find 2nd max element from array of strings
• Sort the array in descending order

• Skip the first element (max element)

• Return the second element
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Q1. Difference between wifi AC and Ax
Ans. 
Wifi AC is the 5th generation of wifi technology, while Wifi Ax is the 6th generation with improved speed and efficiency.
• Wifi AC operates on the 5 GHz band, while Wifi Ax operates on both 2.4 GHz and 5 GHz bands.

• Wifi Ax supports MU-MIMO (Multi-User, Multiple Input, Multiple Output) technology for better performance in crowded networks.

• Wifi Ax offers higher data rates and improved efficiency compared to Wifi AC.

• Wifi Ax ...read more
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Q2. What is called as DTIM?
Ans. 
DTIM stands for Delivery Traffic Indication Message, used in Wi-Fi networks to inform clients about the presence of buffered broadcast and multicast frames.
• DTIM is a parameter in the Wi-Fi beacon frame that indicates to clients how often they should wake up to receive broadcast and multicast traffic.

• It helps in saving battery life for devices by allowing them to sleep for longer periods of time.

• Clients can set their po...read more
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2 coding questions were given , Running atleast one question with all test cases passing is mandatory.

Q1. Bit manipulation question(asked to write atleast pseudo code)
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Q2. Array based question(asked to write atleast pseudo code)
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JAM just introduce yourself or speak on sometime topic shared

English knowledge pen n paper

Q1. How much brokerage you used to generate a day
Ans. 
I used to generate an average of $X in brokerage per day
• On average, I used to generate $X in brokerage per day

• The amount of brokerage generated per day varied based on market conditions and client activity

• For example, on a busy trading day, I could generate $Y in brokerage, while on a slow day it could be lower at $Z
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Q2. Total brokerage generationin a day
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The total brokerage generation in a day is the sum of all the brokerage fees earned by the equity dealer from executing trades.
• Calculate the brokerage earned from each trade executed during the day

• Add up all the brokerage fees to get the total brokerage generation for the day

• Consider different types of trades and their respective brokerage rates

• Example: If a dealer earns $10 from Trade A, $15 from Trade B, and $20 from...read more
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1. General Aptitude & Reasoning + 2. Technical Question

Q1. Introduce yourself ?
Ans. 
I am a recent graduate with a degree in engineering, eager to learn and grow in a professional setting.
• Recent graduate with a degree in engineering

• Passionate about learning and growing in a professional setting

• Eager to apply my knowledge and skills in a practical environment
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Q2. What is Photosynthesis?
Ans. 
Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
• Photosynthesis occurs in the chloroplasts of plant cells

• It involves the conversion of light energy into chemical energy

• Carbon dioxide and water are used to produce glucose and oxygen

• The overall chemical equation for photosynthesis is: 6CO2 + 6H2O + light energy -> C6H12O6 + 6O2
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Q3. How do you convert SGPA to Percentage
Ans. 
To convert SGPA to Percentage, multiply SGPA by 10.
• Multiply SGPA by 10 to get the percentage.

• For example, if SGPA is 8.5, the percentage would be 8.5 * 10 = 85%.
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Q4. Who is Electrical Engineering
Ans. 
Electrical engineering is a field of engineering that deals with the study and application of electricity, electronics, and electromagnetism.
• Involves designing, developing, testing, and supervising the production of electrical equipment and systems.

• Requires knowledge of physics, mathematics, and engineering principles.

• Examples include designing power generation systems, developing communication systems, and creating el
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Q5. What made you to choose Electrical Engineering
Ans. 
Passion for understanding how electricity works and desire to contribute to technological advancements.
• Fascination with electricity and its applications

• Interest in solving complex problems related to power generation and distribution

• Desire to contribute to renewable energy and sustainability efforts

• Inspiration from successful electrical engineers like Nikola Tesla and Thomas Edison
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