Q. Read the following statements: Dual slope ADC provides

1. higher speed as compared to other ADC
2. very good accuracy
3. good rejection of power supply
4. better resolutions compared to other ADC for the same number of bits

Which of the above are correct?

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Q. In 8085 microprocessor, how many I/O ports can be accessed by memory mapped method?

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Q. "Micro-program" is

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Q. The number of programmable 16 bit registers of 6800 are

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Q. In 8085 microprocessor, if interrupt service requests have been received from all of the following interrupts, then which one will be serviced first?

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Q. In floating point representation, the number of bits of mantissa is

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Q. Which of the following is incorrect?

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Q. A register is

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Q. In 8085 microprocessor, when TRAP interrupt is triggered program control is transferred to location

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Q. In 8085 microprocessor, what is the length of SP (stack) pointer?

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Q. Which of the following can provide a digital signal?

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Q. Data are recorded on a 2, 400 ft reel of magnetic tape at a density of 556 characters per inch. If the record length is of 100 characters and 0.75 inch of record gap, the tape utilization factor is

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Q. Some of MOS families are PMOS, CMOS, the family dominating the LSI field, where low power consumption is necessary is

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Q. For a particular type of memory the access time and cycle time are 200 ns each. The maximum rate at which data can be accessed by

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Q. Data from a satellite is received in serial form (1 bit after another). If this data is coming at a 5 MHz rate and if the clock frequency is 5 MHz how long will it take to serially load a word in a 32-bit shift register?

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Q. Assuming accumulator contain A 64 and the carry is set (1). What will register A and (CY) contain after CMA?

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Q. The minimum number of 2 input NAND gates required to implement Boolean function A B̅ C is A, B, C are available is

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Q. Single parity check is not reliable in case of

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Q. A 0 to 6 counter consist of 3 flip-flop and a combinational circuit of 2 input gates. The combinational circuit consist of

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Q. In an op-amp a virtual ground is a ground for

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