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Ques:- What is the role of SQL in data analysis
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.
Ques:- My JCL has 4 steps that execute PROC?s P1, P2, P3 and P4 as shown below//P1EXEC PROC=P1//P2EXEC PROC=P2//P3EXEC PROC=P3//P4EXEC PROC=P4There are four steps S1, S2, S3 and S4 in each PROC?s (i.e. P1, P2, P3 and P4)I want to execute only step S2 of PROC P2 and no other steps or PROC?s. How do you achieve this?
Ques:- How Generic Swap of two elements can be implemented? that supports all type line int char float double etc..
Right Answer:
You can implement a generic swap function using templates in C++. Here’s a simple example:

```cpp
template <typename T>
void swap(T &a, T &b) {
T temp = a;
a = b;
b = temp;
}
```

This function can swap two elements of any type, such as int, char, float, double, etc.
Ques:- What is the difference between development length & overlap length ?
Right Answer:
Development length is the length of rebar required to be embedded in concrete to develop its full strength, while overlap length is the length of rebar that is overlapped and tied together to ensure continuity in reinforcement when two bars are joined.
Ques:- How to reduce power consumption
Right Answer:
To reduce power consumption, you can implement the following strategies:

1. Use energy-efficient appliances and equipment.
2. Optimize production processes to minimize energy use.
3. Implement regular maintenance to ensure equipment operates efficiently.
4. Utilize renewable energy sources where possible.
5. Educate employees on energy-saving practices.
6. Monitor and analyze energy usage to identify areas for improvement.
7. Install energy management systems to track and control consumption.
Ques:- How to create a plan? What is resource leveling? How time sheets are created in PWA? What is a baseline?
Right Answer:
To create a plan, define project goals, identify tasks, estimate durations, assign resources, and establish a timeline. Resource leveling is the process of adjusting the start and finish dates of tasks to balance resource allocation and avoid overloading. Timesheets in Project Web App (PWA) are created by users logging hours worked on tasks, which can then be submitted for approval. A baseline is a fixed reference point that captures the original project plan, including scope, schedule, and cost, allowing for performance comparison throughout the project.
Ques:- What are the methods used for project estimation?
Right Answer:
The methods used for project estimation include:

1. Analogous Estimating
2. Parametric Estimating
3. Bottom-Up Estimating
4. Three-Point Estimating
5. Expert Judgment
6. Delphi Technique
7. Function Point Analysis
Ques:- What makes a good QA or Test manager?
Right Answer:
A good QA or Test manager possesses strong leadership skills, effective communication abilities, a deep understanding of testing methodologies, attention to detail, the ability to analyze and solve problems, and a focus on continuous improvement and team collaboration.
Ques:- How can reduction in repo rate contribute credit cycle?
Right Answer:
A reduction in the repo rate lowers the cost of borrowing for banks, which encourages them to lend more to businesses and consumers. This increased lending stimulates spending and investment, thereby contributing to a positive credit cycle.
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