Persistent Systems Technical Support Engineer Interview Questions and Answers

Q1. What is your Favorite movie ?
Ans. 
My favorite movie is The Shawshank Redemption.
• Directed by Frank Darabont

• Based on a Stephen King novella

• Set in a prison in Maine

• Themes of hope, friendship, and redemption

• Starring Tim Robbins and Morgan Freeman
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Q2. What is your Favorite colour?
Ans. 
My favorite color is blue because it reminds me of the calming ocean and clear skies.
• Blue is associated with calmness and tranquility

• It symbolizes trust, loyalty, and confidence

• Examples: navy blue, sky blue, royal blue
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Q1. What is power draining?
Ans. 
Power draining refers to the excessive consumption of power by a device or system, leading to decreased battery life or performance.
• Power draining can occur due to background apps running constantly on a device.

• Faulty hardware components can also contribute to power draining.

• Settings such as high screen brightness or frequent data syncing can increase power draining.

• Examples include a smartphone losing battery quickly ...read more
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Q2. What is VPN? When you use it?
Ans. 
VPN stands for Virtual Private Network. It is used to create a secure connection over the internet, allowing users to access private networks remotely.
• VPN encrypts data to ensure privacy and security

• It allows users to access restricted websites or content

• Commonly used for remote work, accessing company networks, and bypassing geo-restrictions

• Examples include NordVPN, ExpressVPN, and Cisco AnyConnect
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Q1. Sql query , database connectivity,
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Q2. Unix commands , grep, find, sed
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Q1. System bootup issues
Ans. 
System bootup issues can be caused by hardware or software problems.
• Check for loose connections or faulty hardware components

• Verify BIOS settings and ensure correct boot order

• Scan for malware or corrupted system files

• Try booting into safe mode to troubleshoot software conflicts
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Q1. Write a code of hashmaps in Java while screen share
Ans. 
Code example of hashmaps in Java
• Declare a hashmap: HashMap map = new HashMap<>();

• Add key-value pairs: map.put("key1", 1);

• Retrieve value by key: int value = map.get("key1");
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Any topic we can choose and just speak in front of the fellow candidates

Q1. Difference between ram and rom
Ans. 
RAM is volatile memory used for temporary storage, while ROM is non-volatile memory used for permanent storage.
• RAM stands for Random Access Memory, used for temporary storage of data and program instructions

• ROM stands for Read-Only Memory, used for permanent storage of data and program instructions

• RAM is volatile, meaning data is lost when power is turned off

• ROM is non-volatile, meaning data is retained even when power
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Q2. What do you know about cloud computing
Ans. 
Cloud computing is the delivery of computing services over the internet, including storage, servers, databases, networking, software, and analytics.
• Cloud computing allows users to access and use resources on-demand without the need for physical infrastructure.

• It offers scalability, flexibility, cost-effectiveness, and increased efficiency.

• Examples of cloud computing services include Amazon Web Services (AWS), Microsoft
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Q3. What is network
Ans. 
A network is a collection of computers, servers, mainframes, network devices, and other devices connected to one another to share data and resources.
• Networks can be wired or wireless

• They can be local (LAN), wide (WAN), or global (Internet)

• Networks use protocols like TCP/IP to communicate

• Examples include Ethernet, Wi-Fi, and cellular networks
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Q4. What are mentioned in job description and what do you understand about the role mentioned in JD
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Q5. What is IP and how IP address is represented
Ans. 
IP stands for Internet Protocol. An IP address is a unique numerical label assigned to each device connected to a computer network.
• IP stands for Internet Protocol

• IP address is a unique numerical label assigned to devices on a network

• IP addresses are represented in decimal format, such as 192.168.1.1

• There are two versions of IP addresses - IPv4 and IPv6
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