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You Are On Multi Choice Question Bank SET 1154

57701. Consider the following two Statements 1: stable multivibrator can be used for generating square wave. Statements 2 : stable multivibrator can be used for storing binary information.





57702. Which of the following flip flops cannot be converted to D flip flop?





57703. In 8086 microprocessor, if the segment register contains 1 FAB and IP register contains 10AI, the effective memory address is





57704. The recently-introduces CD-ROM PC by Head Start Technologies Co. of New York enables users to view or play __________ .





57705. In 8085 microprocessor, what is the length of A-register?





57706. How is inversion achieved using EX-OR gate?




57707. For the DAC in the given figure VO=





57708. The difference between sequential and combinational circuits is





57709. A universal shift register can shift left or right.



57710. The circuit given below is a





57711. The high voltage level of a digital signal in positive logic is





57712. A 7477 decoder drives





57713. BCD numbers are useful whenever





57714. In 8085 microprocessor, what is the length of Data Buffer Register?





57715. In JK flip flop toggle state exists if





57716. The binary number 101100.110 in octal number will be





57717. Thu advantage of using a dual stop ADC in a digital voltmeter is that





57718. Which converters uses integrating op-amp?





57719. While __________ is the fastest unsaturated logic gate __________ has the excellent noise immunity?





57720. In a 4 bit D/A converter, the offset error is the output voltage when input digital voltage is





57721. To convert SR latch to D latch





57722. If a RAM has 34 bits in its MAR and 16 bits its MAR, then its capacity will be





57723. The output voltage of 5-bit D/A binary ladder that has a digital input of 11010 (Assuming 0 = 0 V and 1 = + 10 V) is





57724. The inputs to a 4 channel MUX have the following bandwidths. Channel 1-50 Hz, channel 2-200 Hz. Channel 3-75 Hz. Channel 4-90 Hz. The theoretical minimum sampling rate of the MUX is





57725. SSI is used in flip flops.



57726. Two numbers in excess-3 code are added and the result is less than 8. To get equivalent binary





57727. Flow charts that contain decision symbol





57728. The ASCII code is for information interchange by a binary code for





57729. Assertion (A): CMOS devices have very low power consumption Reason (R): CMOS devices have high noise margin.





57730. Which is known as flash converter?





57731. In a sequential circuit the output at any instant depends on





57732. Point out the wrong statement, Sequential logic circuit is





57733. In 8085 microprocessor, what is the memory address stored on the stack, when the program is interrupted?





57734. The decimal equivalent of ABC16 is





57735. In parallel in-parallel out shift register all bits are loaded and read simultaneously.



57736. One XOR gate can work as





57737. A Charge Couple Device (CCD) is a





57738. In an R-S latch, race condition occurs when





57739. The subtraction of a binary number Y from another binary number X, done by adding the 2's complement of Y to X results in a binary number without overflow. This implies that the result is



57740. The decimal equivalent of the binary number 10110.0101011101 is





57741. The initial contents of the 4 bit serial in parallel out right shift, shift register shown in figure is 0110. After three clock pulses are applied, the contents of the shift register will be





57742. In standard TTL the totem pole stage refers to





57743. In 8085 microprocessor the value of the most significant bit of the result following the execution of any arithmetic or Boolean instruction is stored in





57744. Which of the following correctly declares a pointer to an array of intergers in C?





57745. With 2's complement representation, the range of values that can be represented on the data bus of an 8 bit microprocessor is given by





57746. In a modem digital computer, a subtractor in normally not used because





57747. In which one of the following types of analog to digital convertors the conversion time is practically independent of the amplitude of the analog signal?





57748. In 8085 microprocessor, which of the following is not vectored interrupt?





57749. A two-input OR gate is designed for positive logic. However, it is operated with negative logic. The resulting logic operation will then be





57750. A clock signal driving a 6-bit ring counter has a frequency of 1 MHz. How long is each timing bit high?





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