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I was interviewed in Jan 2017.
There are three types of standard traffic signs: warning signs, prohibitory signs, and directional signs.
Warning signs: These signs alert drivers to potential hazards or changes in road conditions. Examples include signs for curves, slippery roads, and pedestrian crossings.
Prohibitory signs: These signs indicate actions that are not allowed. Examples include signs for no entry, no parking, and no U-turn.
Directional sig...
The standard of code followed in Qatar for traffic is the Work Zone Traffic Management Guide and the Qatar Construction Specifications (QCS).
The Work Zone Traffic Management Guide provides guidelines and best practices for managing traffic in work zones.
The Qatar Construction Specifications (QCS) outline the technical requirements and standards for construction projects, including traffic management.
These codes ensure ...
The standard size of barriers varies depending on their purpose and location.
The standard size of traffic barriers is typically around 3 to 4 feet in height.
For highway barriers, the standard length is usually 12 to 20 feet.
Barriers used in construction sites or events may have different sizes based on the specific requirements.
Some examples of standard barrier sizes include 3 feet by 10 feet, 4 feet by 8 feet, and 6 f...
A traffic diversion plan involves several steps to ensure smooth flow of traffic.
Identify the need for traffic diversion based on road conditions, construction work, accidents, etc.
Conduct a thorough survey of the area to determine alternative routes and assess their feasibility.
Develop a detailed plan considering factors like traffic volume, road capacity, and safety measures.
Coordinate with relevant authorities, such...
The minimum width of road during TDP varies depending on the type of road and traffic volume.
The minimum width of a single lane road during TDP is typically around 3.7 meters.
For a two-lane road, the minimum width during TDP is usually around 7.3 meters.
In urban areas with heavy traffic, the minimum width of a road during TDP can be as wide as 10 meters or more.
The width of roads during TDP is determined by factors suc...
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I applied via Company Website and was interviewed before Feb 2020. There was 1 interview round.
posted on 23 Oct 2021
I applied via Naukri.com and was interviewed in Nov 2020. There were 3 interview rounds.
I applied via Campus Placement and was interviewed in Oct 2020. There were 4 interview rounds.
Bubble sort is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements and swaps them if they are in the wrong order.
Start from the first element and compare it with the next element
If the next element is smaller, swap them
Repeat this process for all elements in the array
Continue this process until no more swaps are needed
A program to print all prime numbers
Take input from user for range of numbers
Loop through the range and check if each number is prime
Print the prime numbers
Hashmap is a data structure that stores key-value pairs and allows constant time access to values based on their keys.
Hashmap uses a hash function to map keys to indices in an array.
Collisions can occur when multiple keys map to the same index, which can be resolved using techniques like chaining or open addressing.
Examples of hashmap implementations include Java's HashMap class and Python's dict type.
Inheritance is a mechanism in object-oriented programming where a new class is created by inheriting properties of an existing class.
Inheritance allows code reuse and promotes code organization.
The existing class is called the parent or superclass, and the new class is called the child or subclass.
The child class inherits all the properties and methods of the parent class and can also add new properties and methods.
For...
I applied via Company Website and was interviewed in Oct 2020. There were 3 interview rounds.
Recursion is a process in which a function calls itself. Inheritance is a mechanism in OOP where a class inherits properties of another class. Heap is a region of memory used for dynamic memory allocation.
Recursion can be used to solve problems that can be broken down into smaller sub-problems.
Inheritance allows for code reuse and helps in creating a hierarchy of classes.
Heap is used for dynamic memory allocation in la...
posted on 10 Sep 2020
I applied via Company Website and was interviewed in Aug 2020. There were 3 interview rounds.
Connecting to a database has multiple options depending on the type of database and programming language used.
For SQL databases, options include using JDBC for Java, ODBC for C++, and ADO.NET for C#.
For NoSQL databases, options include using MongoDB's driver for Python or Node.js.
ORMs like Hibernate and Entity Framework can also be used to abstract away the database connection details.
Connection strings are used to spe...
I applied via Walk-in and was interviewed in Mar 2021. There was 1 interview round.
posted on 25 Mar 2022
I applied via Naukri.com and was interviewed before Mar 2021. There was 1 interview round.
Some of the top questions asked at the Parsons International Traffic Inspector interview -
Civil Engineer
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