BrightNight Solar Engineer Interview Questions and Answers

If vinay is 6 months old, how much old is his younger brother, 6 years different

About civil engineering, structure engineering, construction, bill of materials

About concrete, pro and cons

About Design Concrete

Case study leaning tower of pissa

Q1. What's your name
Ans. 
My name is John Smith.
• My first name is John

• My last name is Smith

• I go by the name John Smith
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Q2. When did you complete BE
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Q1. What's your name
Ans. 
My name is John Smith.
• Full name is John Smith

• Common name

• No middle name or initial
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Q2. How old are you
Ans. 
I am 28 years old.
• I am currently 28 years old.

• My age is 28.

• I was born in 1993.
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Q1. Trouble shooting
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Q2. Monitoring log dob maven
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Q1. Responsible and packege and Patch management instalation Configure ldom and zone Configure ldom and dns server and dns client server Impelement raid1 raid5 Solaris volume manager
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Q1. What provider svm.
Ans. 
Provider SVM is a Solaris Volume Manager feature that allows for software mirroring of disks.
• SVM stands for Solaris Volume Manager.

• Provider SVM allows for creating mirrored volumes for data redundancy.

• It helps in improving data availability and reliability in Solaris systems.
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Q2. What is the vxvm
Ans. 
vxvm stands for Veritas Volume Manager, a storage management tool used for creating, managing, and maintaining disk volumes in Solaris systems.
• Veritas Volume Manager (vxvm) is a software-based storage management tool used in Solaris systems.

• It allows for the creation, management, and maintenance of disk volumes, including RAID configurations.

• vxvm provides features such as volume snapshots, mirroring, and striping for d...read more
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Q1. What is the ldom
Ans. 
LDoms (Logical Domains) are a virtualization technology in Solaris that allow you to create multiple virtual machines on a single physical server.
• LDoms allow you to partition a single physical server into multiple virtual machines, each with its own operating system instance.

• Each LDoms domain has its own resources such as CPU, memory, and storage.

• LDoms provide flexibility and resource isolation for running multiple app...read more
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Q2. How many boot phase it will explain
Ans. 
There are 7 boot phases in Solaris operating system.
• There are 7 boot phases in Solaris: firmware, boot program, kernel initialization, system identification, system initialization, system configuration, and user-level initialization.

• Each boot phase plays a crucial role in the startup process of the Solaris operating system.

• Understanding the boot phases is important for troubleshooting and optimizing system performance.
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Q3. What is work run level.
Ans. 
Work run level is a specific operating state in Solaris that determines which services and processes are running.
• Work run level is a specific operating state in Solaris that determines which services and processes are running.

• It is represented by a number from 0 to 6, with each level having a different set of services and processes configured to run.

• For example, run level 3 is typically used for multi-user mode with ne...read more
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Q4. What is os installation it work
Ans. 
OS installation is the process of setting up an operating system on a computer or server.
• OS installation involves booting from installation media such as a CD or USB drive.

• The user follows prompts to select language, disk partitioning, and other settings.

• Once installation is complete, the OS is ready to be used.

• Examples include installing Windows, Linux, or Solaris on a computer.
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Q5. It will work ssh and tillnet
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Q6. Identify is explain ldom
Ans. 
LDoms (Logical Domains) are a virtualization technology in Solaris that allows multiple virtual machines to run on a single physical server.
• LDoms provide a way to partition a single physical server into multiple virtual machines, each with its own operating system instance.

• LDoms allow for better resource utilization and isolation between virtual machines.

• LDoms can be used to consolidate workloads, improve system flexib...read more
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Q7. How to configure primary ldom
Ans. 
To configure primary ldom, you need to create a primary domain and assign resources to it.
• Create a primary domain using the ldm create command

• Assign resources to the primary domain using the ldm add-vcpu, ldm add-memory, and ldm add-vnet commands

• Verify the configuration using the ldm list command
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Q8. What services ldom
Ans. 
LDoms are logical domains in Solaris that provide virtualization capabilities.
• LDoms allow you to create multiple virtual machines on a single physical server.

• Each LDoms instance has its own resources and can run its own operating system.

• LDoms provide flexibility in managing resources and isolating workloads.

• Common services in LDoms include networking, storage, and virtual CPUs.
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Q9. Uese server related command ok and has prompt
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Q10. In case uesr not work how trouble troubleshoot
Ans. 
Troubleshooting user login issues in Solaris involves checking user permissions, password reset, and system logs.
• Check user permissions to ensure they have the necessary access rights

• Reset user password if necessary

• Review system logs for any error messages related to user login
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Q11. Some work zfs in work zpool trouble troubleshoot
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Q12. It will be work zfs
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Q13. How chack wwn number
Ans. 
To check the wwn number, you can use commands like 'luxadm', 'prtconf', 'cfgadm', or 'format'.
• Use 'luxadm display' command to check wwn number of FC devices

• Use 'prtconf -vp' command to check wwn number of HBA

• Use 'cfgadm -al' command to check wwn number of connected devices

• Use 'format' command to check wwn number of disks
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Q14. Incase not working file system how trouble troubleshoot
Ans. 
To troubleshoot a non-working file system, check for disk space, file system errors, and system logs.
• Check disk space to ensure there is enough storage available

• Check for file system errors using fsck command

• Review system logs for any error messages related to the file system

• Verify file system mount points and permissions
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Q15. How mach deamon zone it will work.
Ans. 
The number of daemon zones that can work on Solaris depends on the system resources and configuration.
• The number of daemon zones that can work on Solaris is not fixed and can vary based on system resources.

• Daemon zones are lightweight virtual environments that can run applications independently.

• The number of daemon zones that can work simultaneously is limited by factors such as CPU, memory, and disk space.

• It is import...read more
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Q16. Most it work Solaris basik command work
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In general, aptitude tests measure ones competence in logical reasoning, numerical skills, or verbal ability.

Q1. What is the technical in my site ?
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Q2. What about this company ?
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Q3. What about my empolys ?
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Q4. In many cases what will be approch in this technical issus ?
Ans. 
The approach to technical issues in civil engineering often involves analyzing the problem, considering various solutions, and selecting the most feasible option.
• Identify the technical issue and its impact on the project

• Analyze the possible solutions and their pros and cons

• Consider factors such as cost, time, and resources

• Consult with team members or experts for input

• Select the most feasible solution and implement it

• Mo
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Q5. What is the technical ?
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Q1. Oops concepts php
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Q2. Aggregate function php
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Q1. HDD related Fttx
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Q1. Expected CTC Why you want to join the company
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Q1. What is cement grade?
Ans. 
Cement grade refers to the strength and quality of cement used in construction.
• Cement grade is determined by the compressive strength of cement mortar cubes after 28 days of curing.

• The most commonly used cement grades are 33, 43, and 53, indicating their respective compressive strengths in megapascals (MPa).

• Higher cement grades are used for structures that require higher strength, such as bridges and high-rise building...read more
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Q2. Opc 33, 43, 53 grads.
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Q3. The standard size of a concrete cube is 15 cm × 15 cm × 15 cm
Ans. 
Yes, the standard size of a concrete cube is 15 cm × 15 cm × 15 cm.
• The standard size of a concrete cube is used for testing the compressive strength of concrete.

• The cubes are casted and cured for 28 days before testing.

• The cubes are tested using a compression testing machine.

• The compressive strength of concrete is calculated by dividing the maximum load applied to the cube by the cross-sectional area of the cube.
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Q1. What is the curing on site engineering
Ans. 
Curing is the process of maintaining moisture and temperature conditions for freshly placed concrete to promote its hydration and strength gain.
• Curing is essential for the strength and durability of concrete.

• It involves keeping the concrete moist and at a proper temperature for a specific period of time.

• Curing can be done using various methods such as water curing, membrane curing, and steam curing.

• The duration of curi...read more
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Q2. What is the strength of cement
Ans. 
The strength of cement depends on its grade and type.
• The strength of cement is measured in terms of compressive strength.

• The grade of cement determines its strength. Higher the grade, higher the strength.

• Type of cement also affects its strength. For example, Portland cement has higher strength than lime cement.

• The strength of cement is also influenced by factors such as curing time, temperature, and humidity.
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