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I applied via Referral and was interviewed before Jun 2023. There were 2 interview rounds.
Booting process is the sequence of events that occur when a computer is turned on.
Power on self-test (POST) is performed to check hardware components
BIOS or UEFI firmware is loaded to initialize hardware
Boot loader is loaded to start the operating system
Operating system kernel is loaded into memory
User login prompt is displayed
DNS (Domain Name System) is a system that translates domain names to IP addresses.
DNS resolves domain names to IP addresses
It consists of a hierarchy of servers
DNS queries are sent from client to DNS resolver to authoritative DNS server
DNS records include A (IPv4 address), AAAA (IPv6 address), CNAME (canonical name), MX (mail exchange), etc.
I applied via Campus Placement and was interviewed in Nov 2022. There were 5 interview rounds.
Negative Marking was there in the mcq
This round was basically essay writing.
I applied via Referral and was interviewed before Aug 2023. There was 1 interview round.
A bug is an error or flaw in a computer program that causes it to malfunction or produce unexpected results.
Bugs can cause crashes, freezes, or data loss.
They can also lead to security vulnerabilities.
Examples of bugs include syntax errors, logic errors, and race conditions.
Debugging is the process of finding and fixing bugs.
Preventing bugs requires careful testing and code review.
A bug is a flaw or error in a computer program that causes it to behave unexpectedly or crash.
Bugs can cause software to malfunction or crash
They can be caused by coding errors, hardware issues, or external factors
Debugging is the process of identifying and fixing bugs
Examples of bugs include syntax errors, logic errors, and race conditions
The main part of hacking is gaining unauthorized access to a system or network.
Hacking involves exploiting vulnerabilities in software or hardware
It can be used for malicious purposes such as stealing data or disrupting services
Ethical hacking is a legitimate practice used to identify and fix security weaknesses
Examples of hacking techniques include phishing, SQL injection, and social engineering
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I applied via Referral and was interviewed before Jan 2022. There were 4 interview rounds.
I applied via Naukri.com and was interviewed in May 2021. There were 3 interview rounds.
DNS records are used to map domain names to IP addresses. DNS architecture consists of DNS servers and the hierarchical structure of the DNS system.
DNS records are used to translate domain names into IP addresses.
DNS architecture includes DNS servers and the hierarchical structure of the DNS system.
Email architecture involves the use of mail servers, email clients, and protocols for sending and receiving emails.
Common ...
I applied via Campus Placement and was interviewed in Aug 2020. There were 4 interview rounds.
DNS stands for Domain Name System. It is a decentralized system that translates domain names into IP addresses.
DNS is used to resolve domain names to their corresponding IP addresses.
It helps in the efficient routing of internet traffic.
DNS also provides other services like email routing and load balancing.
Example: When you type a website URL in your browser, DNS translates it to the IP address of the server hosting th
Protecting network and data involves implementing security measures to prevent unauthorized access and data breaches.
Implement strong passwords and two-factor authentication
Use firewalls and antivirus software
Regularly update software and security patches
Encrypt sensitive data
Train employees on safe browsing and email practices
Limit access to sensitive data on a need-to-know basis
Regularly backup data
Firewalls are network security systems that monitor and control incoming and outgoing network traffic.
Firewalls can be hardware or software-based
They can be configured to block or allow specific traffic based on rules
Firewalls can prevent unauthorized access to a network
They can also be used to block malicious traffic and prevent attacks
Examples of firewalls include Cisco ASA, Fortinet FortiGate, and pfSense
I applied via Referral and was interviewed in Sep 2020. There were 3 interview rounds.
DNS stands for Domain Name System. It is a system that translates domain names into IP addresses.
DNS is like a phonebook for the internet
It helps to locate websites by translating domain names into IP addresses
DNS servers store information about domain names and their corresponding IP addresses
DNS resolution can be recursive or iterative
DNS can also be used for email routing and other internet services
I applied via Campus Placement and was interviewed before Mar 2021. There were 3 interview rounds.
Questions on linux and networking
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