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How to explain what is ss7?
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What is a matrix?
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What is TCSM ?
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What is the best Rx power and Tx power at good RF Conditions?
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What is the need of CPG message in ISUP protocol?
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How many T1 facilities the company needs between its office and the PSTN if it has 47 digital telephones, each operating at 64kbps • 3 low-speed video machines, each operating at 384kbps • 1 interactive video system, requiring 1.536 mbps.
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A software that allows a personal computer to pretend as a computer terminal is … a) terminal adapter b) bulletin board c) modem d) terminal emulation
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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.
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What is Buffering a) the process of temporarily storing the data to allow for small variation in device speeds b) a method to reduce cross talks c) storage of data within transmitting medium until the receiver is ready to receive. d) a method to reduce routing overhead.
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What is the type of signaling used between two exchanges? a) inband b) common channel signaling c) any of the above d) none of the above.
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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 right b) right to left c) bigger variables are moved first than the smaller variales. d) smaller variables are moved first than the bigger ones. e) none of the above.
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What is Word alignment 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.
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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.
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What is the nominal voltage required in subscriber loop connected to local exchange?a) +48 voltsb) -48 voltsc) 230 voltsd) 110 volts
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The status of the Kernel is… a) task b) process c) not defined. d) none of the above.
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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.
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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.
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Line of sight is… a) Straight Line b) Parabolic c) Tx & Rx should be visible to each other d) none of the above
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Frequency at which VOICE is sampled is… a) 4 KHz b) 8 KHz c) 16 KHz d) 64 KHz
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Conditional results after execution of an instruction in a micro processor is stored in… a) register b) accumulator c) flag register d) flag register part of PSW(Program Status Word)
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