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Telecommunications Interview Questions And Answers
Telecommunications Interview Questions and Answers will guide you that Telecommunication is transmission over a distance for the purpose of communication. Telecommunication is an important part of the world economy and the telecommunication industry revenue is increasing day by day. Telecommunications Interview Questions and Answers guide will help you get in the Telecommunications market by preparation job interview with our Telecommunications Interview Questions and Answers.
1 How to explain what is ss7?
2 What is a matrix in Telecommunication?
3 What is the best Rx power and Tx power at good RF Conditions?
4 Buffering is?a) the process of temporarily storing the data to allow for small variation in device speedsb) a method to reduce cross talksc) storage of data within transmitting medium until the receiver is ready to receive.d) a method to reduce routing overhead.
5 When a C function call is made, the order in which parameters passed to the function are pushed into the stack is?a) left to rightb) right to leftc) bigger variables are moved first than the smaller variables.d) smaller variables are moved first than the bigger ones.e) none of the above.
6 To send a data packet using datagram , connection will be established?a) before data transmission.b) connection is not established before data transmission.c) no connection is required.d) none of the above.
7 A 2MB PCM(pulse code modulation) has?a) 32 channelsb) 30 voice channels & 1 signaling channel.c) 31 voice channels & 1 signaling channel.d) 32 channels out of which 30 voice channels, 1 signaling channel, & 1 synchronization channel.
8 Memory allocation of variables declared in a program is?a) allocated in RAM.b) allocated in ROM.c) allocated on stack.d) assigned to registers.
9 What is TCSM ?
10 Time taken for 1 satellite hop in voice communication is?a) 1/2 secondb) 1 secondsc) 4 secondsd) 2 seconds
11 Line of sight is?a) Straight Lineb) Parabolicc) Tx & Rx should be visible to each otherd) none of the above
12 What is the need of CPG message in ISUP protocol?
13 Purpose of PC(Program Counter) in a Microprocessor is?a) To store address of TOS(Top Of Stack)b) To store address of next instruction to be executed.c) count the number of instructions.d) to store base address of the stack.
14 Conditional results after execution of an instruction in a micro processor is stored in?a) registerb) accumulatorc) flag registerd) flag register part of PSW(Program Status Word)
15 What is the nominal voltage required in subscriber loop connected to local exchange a) +48 voltsb) -48 voltsc) 230 voltsd) 110 volts
16 The status of the Kernel is?a) taskb) processc) not defined.d) none of the above.
17 What is the maximal decimal number that can be accommodated in a byte?a) 128b) 256c) 255d) 512
18 Frequency at which VOICE is sampled is?a) 4 KHzb) 8 KHzc) 16 KHzd) 64 KHz
19 What is the type of signaling used between two exchanges?a) inbandb) common channel signalingc) any of the aboved) none of the above.
20 A software that allows a personal computer to pretend as a computer terminal is ?a) terminal adapterb) bulletin boardc) modemd) terminal emulation
21 How many T1 facilities the company needs between its office and the PSTN if it has 47 digital telephones, each operating at 64kbps3 low-speed video machines, each operating at 384kbps1 interactive video system, requiring 1.536 mbps.
22 What action is taken when the processor under execution is interrupted by a non-maskable interrupt?a) Processor serves the interrupt request after completing the execution of the current instruction.b) Processor serves the interrupt request after completing the current task.c) Processor serves the interrupt request immediately.d) Processor serving the interrupt request depends upon the priority of the current task under execution.
23 Word alignment is?a) aligning the address to the next word boundary of the machine.b) aligning to an even boundary.c) aligning to a word boundary.d) none of the above.
24 Max number of satellite hops allowed in voice communication is:a) only oneb) more han onec) two hopsd) four hops
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