Integrated Personnel Services Limited Interview Questions, Process, and Tips for Experienced

Q1. General concept of AI
Ans. 
AI is the simulation of human intelligence processes by machines, especially computer systems.
• AI involves machines performing tasks that typically require human intelligence, such as visual perception, speech recognition, decision-making, and language translation.

• Examples of AI include virtual assistants like Siri and Alexa, self-driving cars, recommendation systems like Netflix's algorithm, and facial recognition tech...read more
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Q2. AI tools and frame work
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If 5x + 7 = 22, what is the value of x?
a) 3
b) 5
c) 6
d) 8

Which of the following numbers is a prime number?
a) 22
b) 27
c) 29
d) 32

If it takes 6 people 12 days to complete a task, how long will it take 8 people to complete the same task?
a) 6 days
b) 8 days
c) 9 days
d) 10 days

A pizza with a diameter of 16 inches costs $12. What is the cost per square inch of the pizza?
a) $0.75
b) $1.00
c) $1.50
d) $2.00

If a car travels 80 miles in 2 hours, what is its average speed in miles per hour?
a) 20 mph
b) 40 mph
c) 60 mph
d) 80 mph

What is the next number in the sequence: 1, 3, 6, 10, 15, ____?
a) 20
b) 21
c) 22
d) 23

If the perimeter of a square is 32 cm, what is the length of each side of the square?
a) 4 cm
b) 8 cm
c) 12 cm
d) 16 cm

If a recipe calls for 2 cups of flour to make 12 cookies, how many cups of flour are needed to make 24 cookies?
a) 2 cups
b) 3 cups
c) 4 cups
d) 5 cups

Which of the following angles is acute?
a) 90 degrees
b) 120 degrees
c) 150 degrees
d) 30 degrees

If 3x + 5y = 17 and 2x - 3y = 7, what is the value of x + y?
a) 2
b) 3
c) 4
d) 5

Write a function that takes in an array of integers and returns the sum of all the even numbers in the array.

Write a function that takes in a string and returns the number of vowels in the string.

Write a function that takes in a string and returns a new string with all the vowels removed.

Write a function that takes in two arrays of integers and returns a new array that contains only the elements that are common to both arrays.

Write a function that takes in an array of integers and returns a new array with the elements sorted in descending order.

Write a function that takes in a string and returns true if the string is a palindrome, and false otherwise.

Write a function that takes in a positive integer and returns the factorial of that number.

Write a function that takes in an array of integers and returns the second largest number in the array.

Write a function that takes in a string and returns a new string with the first letter of each word capitalized.

Write a function that takes in an array of integers and returns the product of all the elements in the array.

You will receive a link after the telephonic interview round. There are some bunch of questions to check your legal aptitude test. Some of them were quite tough and time consuming.

Q1. Introducing yourself is the first question mostly everywhere.
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Q2. Why did you chose this as your career?
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Q1. Describe the Call flow
Ans. 
Call flow refers to the sequence of events that occur during a phone call or communication session.
• Call is initiated by the caller

• Call is routed through the network to the recipient

• Recipient answers the call

• Conversation takes place

• Call is terminated by either party
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Q2. Describe 2G, 3G and 4G architecture
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2G, 3G and 4G are mobile network technologies with different architectures.
• 2G uses circuit-switched technology and is primarily used for voice calls and text messages.

• 3G uses packet-switched technology and provides faster data transfer rates than 2G.

• 4G uses all-IP packet-switched technology and provides even faster data transfer rates than 3G.

• 4G also supports advanced features like VoLTE (Voice over LTE) and carrier ag...read more
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Q3. Are you ready to work at height
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Q4. Are you ready to work in 24*7 environment
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Q5. Describe Active and Passive DAS ( Distributed Antenna System)
Ans. 
Active DAS uses signal boosters to amplify and distribute wireless signals, while Passive DAS uses passive components like cables and antennas.
• Active DAS requires power to operate, while Passive DAS does not.

• Active DAS can cover larger areas and support more users, while Passive DAS is better suited for smaller areas.

• Active DAS is more expensive to install and maintain than Passive DAS.

• Examples of Active DAS include Wi...read more
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Q6. Describe the overall working of eNode B
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eNodeB is a base station in LTE network responsible for radio communication with UE.
• eNodeB stands for evolved Node B

• It is responsible for radio resource management and control of UE

• It communicates with MME for mobility management and with SGW for user data forwarding

• It supports multiple antennas for MIMO transmission

• It can be connected to other eNodeBs to form a cluster for better coverage and capacity

• It uses S1 interf...read more
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Q7. Describe the working of BTS and BSS and RF antenna.
Ans. 
BTS and BSS are components of a cellular network. BTS is responsible for transmitting and receiving signals while BSS manages the radio resources.
• BTS stands for Base Transceiver Station and is responsible for transmitting and receiving signals to and from mobile devices.

• BSS stands for Base Station Subsystem and manages the radio resources, including frequency allocation and handover between cells.

• RF antenna is used to ...read more
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