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Electronics Communications Interview Questions
Questions Answers Views Company eMail

what is E1 ? and how this is work,what is data rate of 1 one E1 and why?

1590

sir,i had a written test conducted by jindal steel and power ltd .so please forward me the type of questions asked in written test (technical)

Jindal,

1210

why we use filp flop instead of latches in computers?where we can use filp flop and latches?

5 6536

what is a MEMS sensor? What is its advantage?

Bosch,

1 8550

why we give external oscillator input to the micro controller

TATA,

2 3094

8 12 14 6 11 __ 14 6 18 12, find the missing numbers?

Donshah E Solutions, HCL,

10 52035

Sir, I hav applied for the post of sec. engg in RRB in telecom-sigal domain. Can u suggest hows the question pattern. Do I hav 2 follow technical books or general aptitude books ?

BSNL,

2 3745

what is the difference between tcp and udp

Tech Mahindra,

3 5438

difference between connection oriented and connectionless

Tech Mahindra,

4 25020

explain 8085 and 8086

Tech Mahindra,

3 6177

explain latch and flip flops

Persistent, Tech Mahindra,

5 8774

realize a full adder from 3:8 decoder

Tech Mahindra,

3 10465

realize a not gate from an xor gate

Tech Mahindra,

1 2309

what is race around condition

National Youth Service, Samsung, TATA, Vodafone,

22 74195

explain ip address

Tech Mahindra,

5 2981


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Un-Answered Questions { Electronics Communications }

Explain the construction of a jfet

181


Why is germanium more temperature dependent than silicon?

196


What is the chief characterstic of master-slave flip flop?

184


an anyone help me out to get hpcl officer's trainee paper's pattern....nithinjyothy@gmail.com

1245


Explain why is a two-input nand gate called universal gate?

235






What is zigbee?

198


how work microwave anteena in mobile tower

1343


What is automation industries main category and sub category?

153


Each Electronics Exchange operates on -48 volt. What is the reason that exchange operates only -48 volt DC?

1078


working and uses of current transformer?

1206


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?

2946


Explain how the active power factor correction changes the wave shape of current drawn by a load to improve the power factor?

159


Two initially identical samples A and B of pure germanium are doped with donors to concentrations of 1*10, 20 m-3 and 3*10, 20 m-3 respectively. If the hole concentration in A is 9*10 12 m-3, then the hole concentration in B at the same temperature will be

274


What problem arise if we use regulators without/before filters?

155


Compare the generalized subnetting with VLSM.

1180