Software Installation Engineer Interview Questions and Answers in 2025 (100+ Q&A)

Ques:- What is the difference between a process and a task?

Asked In :-

Right Answer:
A process is an instance of a running program that has its own memory space, while a task is a smaller unit of work that can be part of a process, often referring to a thread of execution within that process.

Linux Software Installation Engineer

Ques:- What is Kernel-Level Threads?

Asked In :-

Right Answer:
Kernel-level threads are threads managed directly by the operating system's kernel. The kernel is responsible for scheduling, managing, and providing system resources for these threads, allowing for better performance and concurrency since the kernel can switch between threads more efficiently.

Software Installation Engineer Unix

Ques:- How do I find the creation time of a file?

Asked In :-

Right Answer:
You can find the creation time of a file in Unix using the `stat` command. For example, run:

```bash
stat filename
```

Look for the "Birth" or "Creation" time in the output.

Software Installation Engineer Windows

Ques:- How to see open ports?

Asked In :- south african police service (saps), sil international,

Right Answer:
You can see open ports in Windows by using the command `netstat -an` in the Command Prompt.

Software Installation Engineer Unix

Ques:- How to terminate a process which is running and the specialty on command kill 0?

Asked In :- Payoda,

Right Answer:
To terminate a running process, you can use the `kill` command followed by the process ID (PID). For example, `kill <PID>`.

The command `kill 0` sends a signal to all processes in the current process group, effectively terminating them.

Software Installation Engineer Unix

Ques:- What is INODE?

Asked In :-

Right Answer:
An inode is a data structure on a filesystem that stores information about a file or directory, such as its size, ownership, permissions, and the location of its data blocks on the disk.

Linux Software Installation Engineer

Ques:- You have made changes to the LILO configuration file but you are not sure the changes will work. How can you test the new configuration without installing it?Choose one:a. LILO -tb. LILO -c filenamec. LILO -s filenamed. LILO

Asked In :- crowdstrike,

Right Answer:
a. LILO -t

Software Installation Engineer Unix

Ques:- WHERE CAN WE SEE THE COMPLETE BACKBROUNG PROCESS IN RACENVIRONMENT THROUGH UNIX COMMAND.

Asked In :-

Right Answer:
You can see the complete background processes in a RAC (Real Application Clusters) environment using the command:

```bash
ps -ef | grep pmon
```

This command will list the process monitor (PMON) processes for each instance in the RAC environment.

Software Installation Engineer Unix

Ques:- Using the commands ps, cut, tr and kill, along with pipes, write a command that will find all sleep processes running on the system and kill them?

Asked In :-

Right Answer:
```bash
ps aux | grep '[s]leep' | cut -d ' ' -f 2 | xargs kill
```

Software Installation Engineer Unix

Ques:- Brief about the directory representation in UNIX

Asked In :-

Right Answer:
In UNIX, the directory representation is a hierarchical structure that organizes files and directories in a tree-like format. Each directory can contain files and subdirectories, and it is identified by a path, which can be absolute (starting from the root directory '/') or relative (starting from the current directory). Directories store metadata about the files they contain, such as file names and inode numbers, which point to the actual data on the disk.

Aptitude Software Installation Engineer

Ques:- A man walks east and turns right and then from there to his left and then 45degrees to his right.In which direction did he go

Asked In :-

Right Answer:
South-East

Software Installation Engineer Unix

Ques:- How can I protect my process from others to kill

Asked In :- walton group,

Right Answer:
You can protect your process from being killed by using the `nohup` command to run it in the background, or by changing the process's user permissions to restrict access. Additionally, you can use process supervision tools like `supervisord` or `systemd` to manage and restart your process if it gets terminated.

Software Installation Engineer Unix

Ques:- I need to write a command using redirection characters to output the number of unique users working on your system.

Asked In :-

Right Answer:
```bash
who | awk '{print $1}' | sort | uniq | wc -l
```

Software Installation Engineer Unix

Ques:- How are devices represented in UNIX?

Asked In :-

Right Answer:
Devices in UNIX are represented as files in the `/dev` directory, using special file types called character and block devices.

Linux Software Installation Engineer

Ques:- Modules are pieces of kernel code that you can load or unload. What file do you use to pass parameters to a module?Choose one:a. /etc/conf.modb. /etc/modulesc. /etc/inittabd. /etc/conf.modules

Asked In :- acronis,

Right Answer:
d. /etc/conf.modules

Software Installation Engineer Windows

Ques:- What is dhcp? what is the uses and advantages?

Asked In :- trilegal, robins air base,

Right Answer:
DHCP, or Dynamic Host Configuration Protocol, is a network management protocol used to automatically assign IP addresses and other network configuration parameters to devices on a network.

Uses and advantages of DHCP include:
1. **Automatic IP Assignment**: Simplifies the process of assigning IP addresses to devices.
2. **Reduced Configuration Errors**: Minimizes manual configuration mistakes.
3. **Efficient IP Address Management**: Automatically reclaims unused IP addresses.
4. **Centralized Management**: Allows for easier management of network settings from a central server.
5. **Scalability**: Easily accommodates changes in the network size without manual intervention.

Linux Software Installation Engineer

Ques:- Can Linux Use the Same Hard Drive as MS-DOS? OS/2? 386BSD? Win95?

Asked In :-

Right Answer:
Yes, Linux can use the same hard drive as MS-DOS, OS/2, 386BSD, and Win95 by creating separate partitions for each operating system.

Software Installation Engineer Unix

Ques:- What is file system in UNIX?

Asked In :-

Right Answer:
A file system in UNIX is a method for organizing and storing files on a disk or storage device, allowing users to create, read, write, and manage files and directories in a hierarchical structure.

Linux Software Installation Engineer

Ques:- Which of the following tasks is not controlled by one of the rc startup scripts?Choose one:a. backup users' directoriesb. run fsckc. mount filesystemsd. load modules

Asked In :- sopra banking software,

Right Answer:
a. backup users' directories

Software Installation Engineer Unix

Ques:- Have you used VI editor?

Asked In :-

Right Answer:
Yes, I have used the VI editor.

A Software Installation Engineer specializes in installing, configuring, and troubleshooting software on various client environments, ranging from individual computers to large networks. They follow technical specifications and customer requirements to ensure successful software deployment.

Responsibilities include verifying system compatibility, installing necessary dependencies, setting up configurations, and performing tests to confirm proper operation. They may also provide technical support during installation and update processes.

This role requires strong technical knowledge of operating systems, software packaging, and network environments. Familiarity with scripting and automation tools helps streamline installations.

Software Installation Engineers often work with IT teams, software developers, and end-users to resolve issues and document installation procedures. Their work ensures users can utilize software effectively with minimal downtime.

Questions in: Software Installation Engineer

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