Electronics Communications Interview Questions
Questions Answers Views Company eMail

Hi i am chinna reddy i had completed my b.tech(ECE)2010 passout. but still no job please if anyone help me and suggest me. my mailid:chinnareddy.be@gmail.com Thanks&Regards chinna

1611

WHAT IS THE ELLIGIBILITY FOR ADMISSIONS IN NITS

1414

what is the last major networking problem you trouble shoot and solved on your own in the last year?

1298

describe the bandwidth delay problem?

Hathway,

1 4920

May want to know about OSI model 7 Layer 1 2 3 Layers of the most

Infosys,

1 3178

what is CFC logic in communication system? where do we require this for protection system

ABB,

3 8513

what is ccd

2 3497

why cant we transmit the low frequency signal for long distances??

2 3785

use of scr?

L&T,

3 6361

i need questions from Govt company asked like BDL, ECIL,HAL,DRDL,BARC and many

2820

Q.1. What do you mean by FDMA? Explain in details. Q.2. What are active & passive elements in BTS? Q.3. Name the equipments required for 2+2+2. Q.4. What is the function of BB2F card? Q.5. What is the function of BOI card? Q.6. Which modulation we use in case of GPRS? Q.7. Which slot is reserved for GPRS? Q.8. What is the height of BTS? Q.9. What is the height of ESMA card? Q.10. How many maximum slots we can use in ESMA card? Q.11. We use PSWA card in which case? Q.12. We use PSWB card in which case? Q.13. How many types of Transmission cards are in Ultra BTS? Q.14. How many types of Transmission cards are in Flexi BTS? Q.15. What will happen if we change the polarity of microwave antenna? Q.16. What is the full form of ARFCN? Q.17. What is the function of TRAU? Q.18. Explain the structure of entire GSM. Q.19. Explain the configuration of 4+4+4. Q.20. Which type of connector we use in FIFA card? Q.21. Which type of connector we use at the end of GSM antenna/ Q.22. What are the different types of GSM antenna? Q.23. What do you mean by Splitter? Q.24. Convert the 16 W power into dBm. Q.25. Explain the different steps of Commissioning. Q.26. What do you mean by protection loop? Q.27. What is the correct way of weather proofing? Q.28. Can we use 7GC instead of 15GC? Q.29. What is the function of Duplexer? Q.30. What are the different elements of MSC? Q.31. Write the total description of Ultra Commissioning.

Nokia,

1928

1. How many TRXs are supported in Nokia Metrosite 2. What is the command to lock the TRX 3. What is the command to unlock the BTS 4. What is the command from BSC to check the alarm in BTS 5. What is the maximum transmit power of FlexiEdge BTS 6. When Abis link is down, name the alarm that is generated at BSC 7. Orange LED on RRI card is glowing – what is the indication? 8. How many E1s are supported by one E1 card in BTS 9. How many ways one can login to BIO card? 10. What are the different data rates in Abis for Traffic, TRX signaling and OMU 11. BCSU card in BSC can support how many TRXs? 12. What is the command to check list of sites that are down? 13. How many TRX are supported when we use one M2HA card in BTS? 14. Name the different types of power supply card in BTS and the output power of each card 15. Ater interface is between transcoder and MSC – True/False 16. SS7 signaling is used in Abis interface – True/False 17. FlexiEdge BTS has RRI card – True/False 18. From Transcoder to MSC, data rate for each call is 64Kbps – True/false 19. Name different types of TRXs which supports different GSM bands 20. ODU LED shows orange – what is the significance?

Nokia,

3760

What is the state if the RED LED is glowing on DVxx card What is the state if the YELLOW LED is glowing on DVxx card What is the state if the GREEN LED is glowing on DVxx card Which frequency band DVDC is used Which frequency band DVGA is used What is the function of Bias Tee (BPxx) Which power supply card required for Ultra BTS for AC 230 V input Which power supply card required for Ultra BTS for DC -48V input Which power supply card required for Ultra BTS for DC 24V input What is the state if the GREEN LED is glowing on PWSx card What is the state if the RED LED is glowing on PWSx card What is the state if the YELLOW LED is glowing on PWSx card How many maximum PWSA cards can be inserted in a Ultra BTS cabinet How many maximum PWSB cards can be inserted in a Ultra BTS cabinet How many maximum PWSC cards can be inserted in a Ultra BTS cabinet What is the output power rating of one PWSA card What is the output power rating of one PWSB card What is the output power rating of one PWSC card What is the function of Receiver Multicoupler (M2xA or M6xA) How many TRX's are supported by one Receiver Multicoupler- M2xA How many TRX's are supported by one Receiver Multicoupler- M6xA What is the function of Remote Tune Combiner (RTxx) unit

Nokia,

1 3748

what is RTDs in tranducers

2 3653

How can I understand electronic/electrical panel wiring & drawing?

2162


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

What are the different turn on methods of scr?

584


What is the importance of peak inverse voltage?

633


How many such pairs of digits are there in the word " strive" each of which has as many letters between them in the word as they are in english alphabets?

2131


What is a step-recovery diode and why is it so called ?

566


can u split the Point code switch(PC)

1767






What is meant by k-map or karnaugh map?

574


Differentiate between microcontroller and microprocessor.

631


Differentiate between static and dynamic resistance of a diode.

1067


WHAT IS DIFFERENCE BETWEEN. WRITE: a+m(2). m = m + 1. + OF THESE TWO IN SAP ABAP

1563


Explain why normally control terminal of 555 timer is connected to ground through a 0.01µf bypass capacitor?

724


What is a pn junction?

607


what is purpose of use stug.

1940


what is the diffrence between S7 200 & S7 300 plc

2829


Explain what is an operational amplifier?

629


What is difference between fixed-bias circuit & self-bias circuit?

533