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10+ Juniper Networks Interview Questions and Answers
Assume you initially have an empty array say ‘ARR’.
You need to return the updated array provided that some ‘Q’ number of queries were performed on this array.
The queries are of two types:
1. 1 ‘VAL’,...read moreYou have been given an array/list "ARR" consisting of 'N' integers. You have also given an integer 'K'.
Your task is to find the minimum number of elements that should be removed from "ARR" (pos...read more
You are given the health of the king as an integer 'N'. You need to find the minimum number of stabs to kill the king. The king dies if the health becomes 0.
At any point, to...read more
There are ‘N’ junctions connected by ‘M’ bi-directional roads. At most, one road is present between any pair of junctions. There is no road connecting a junction to itself. The travel time for a roa...read more
You are given an integer ‘N’ and two strings ‘S’ and 'R' each having size = ‘N’. You can scramble the string ‘S’ to obtain string 'R' using the following operations:
1. If the length of the strin...read more
Q6. What is the port used for HTTP?
Port 80 is used for HTTP, which is the protocol used for transmitting web pages over the internet.
Port 80 is the default port for HTTP
HTTP stands for Hypertext Transfer Protocol
Other common ports include 8080 for alternative HTTP port
Q7. Explain OSI model and working of each layer?
The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.
Layer 1 (Physical): Deals with physical connections and data transmission. Example: Ethernet cables.
Layer 2 (Data Link): Manages data transfer between devices on the same network. Example: MAC addresses.
Layer 3 (Network): Handles routing and forwarding of data packets. Example: IP addresses.
Layer 4 (Transport): Ensures reliable data transfer bet...read more
Q8. Boot process of linux
The Linux boot process involves several stages, including BIOS/UEFI, bootloader, kernel initialization, and user space initialization.
BIOS/UEFI performs hardware checks and loads bootloader
Bootloader (GRUB, LILO) loads kernel into memory
Kernel initializes hardware, mounts root filesystem, and starts user space processes
User space initialization includes starting system services and login prompt
Q9. Rhel6 vs rhel 7
RHEL 7 offers improved performance, security features, and support for newer hardware compared to RHEL 6.
RHEL 7 has better performance due to kernel improvements and optimized resource management.
RHEL 7 includes enhanced security features such as SELinux improvements and system-wide cryptographic policies.
RHEL 7 provides support for newer hardware and technologies, such as Docker containers and systemd.
RHEL 7 offers improved networking capabilities and better integration with...read more
Q10. How to deal Irate customer
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