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Higher Study | Electronic Mechanic | Digital Electronics

Which of the following statements accurately represents the two BEST methods of logic circuit simplification?
Latches constructed with NOR and NAND gates tend to remain in the latched condition due to which configuration feature?
Which of the following is a universal gate?
In writing the micro-program, there are two situations in which a field of the micro instruction can be kept blank when it: 1. Controls a functional unit 2. Causes state to be written 3. Specifies the control of a multiplexer
In the figure shown, D0 and D1 are digital inputs, S is a control input and Y is the output. When S=0, then Y=D0. When S=1, then Y=D1. The given combinational circuit is
When the output of a tristate shift register is disable, the output level is placed in a:
Consider the following statements: The 8259A Programmable Interrupt Controller can 1. Manage eight interrupts 2. Vector can interrupt request anywhere in the memory map 3. Have an 8-bit or 16-bit interval between interrupt vector locations 4. Be initialized with operational command words Which of the above statements are correct?
How many flip-flop circuits are needed to divide by 16?
How many bits are used in the data bus of 8051 ?
What binary number follows 0111?
What is the RAM and ROM size in 8051 microcontroller?
Which of the following converts analogue information into digital form ?
Which is not most commonly used display in the digital electronics field?
Which of the following addressing mode is not usable in the XCH instruction of the 8051 microcontrollers?
Which of the following computation will take minimum number of clock cycles, if it is implemented on 8051 micro-controller? Following is variable declaration in c code: Unsigned int a,b;
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