10+ Senior Implementation Engineer Interview Questions and Answers

Charging for subscribers is based on their usage and subscription plan.

• Charges are calculated based on the usage of services such as calls, texts, and data.

• Subscribers are charged according to their subscription plan, which may include a fixed monthly fee or pay-as-you-go.

• Additional charges may apply for exceeding usage limits or using premium services.

• Charges are typically deducted from the subscriber's account balance or billed to their credit card.

• Charging systems may vary...read more

To check running processes in Linux, use the 'ps' command.

• Open the terminal and type 'ps' followed by any options or arguments.

• Use 'ps aux' to display all running processes with detailed information.

• Use 'ps -ef' to display all running processes with full information.

• Use 'top' command to display real-time information about running processes.

• Use 'htop' command to display running processes in a more user-friendly way.

• Use 'pgrep' command to find the process ID of a running proces...read more

To kill a process in Linux, you can use the 'kill' command followed by the process ID (PID) or the 'pkill' command followed by the process name.

• Use the 'kill' command followed by the PID to terminate a specific process

• Use the 'pkill' command followed by the process name to kill all processes with that name

• You can send different signals to the process using the '-s' option with the 'kill' command

• To forcefully kill a process, use the '-9' option with the 'kill' command

To change ownership in Linux, use the chown command followed by the new owner and file/directory name.

• Use the chown command followed by the new owner and file/directory name

• To change ownership of a directory and its contents, use the -R option

• To change group ownership, use the chgrp command

To check IP in Linux, use the command 'ifconfig' or 'ip addr show'

• Open the terminal and type 'ifconfig' or 'ip addr show'

• Look for the IP address under the network interface section

• Alternatively, use the command 'hostname -I' to display the IP address only

WMI stands for Windows Management Instrumentation, a set of tools used to manage and monitor Windows systems.

• WMI provides a standardized way for administrators to access and manage system information, configuration data, and performance statistics.

• It can be used to remotely manage and monitor Windows systems, as well as automate administrative tasks.

• WMI uses a query language called WQL (WMI Query Language) to retrieve information from the system.

• Examples of tasks that can be ...read more

Permissions in Linux determine the access level of users and processes to files and directories.

• There are three types of permissions: read, write, and execute.

• Permissions are set for three types of users: owner, group, and others.

• Permissions can be viewed and modified using the chmod command.

• Examples of permission settings: 755 (rwxr-xr-x) for directories, 644 (rw-r--r--) for files.

Call flow for data and voice

• Data and voice calls are handled differently by the network

• Voice calls use circuit-switched technology while data uses packet-switched technology

• Voice calls require a dedicated connection while data can be sent over shared connections

• Call flow for voice involves signaling, call setup, call processing, and call teardown

• Call flow for data involves packetization, routing, transmission, and reassembly

Diameter call flow involves messages exchanged between Diameter nodes using AVPs for authentication, authorization, and accounting.

• Diameter is a protocol used for AAA (Authentication, Authorization, and Accounting) in telecom networks.

• Diameter messages are exchanged between Diameter nodes, which can be clients, servers, or proxies.

• AVPs (Attribute-Value Pairs) are used to carry information in Diameter messages, such as user identity, service requested, and result code.

• Diameter...read more

I have worked on 3 different EDI standards: X12, EDIFACT, and HL7.

• X12

• EDIFACT

• HL7