Technical

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Q. What is the output state of a D flip-flop when the clock signal transitions from low to high?
  • A. It holds the previous state
  • B. It resets to zero
  • C. It takes the value of the D input
  • D. It toggles its state
Q. What is the output state of a D Flip-Flop when the D input is 0 at the clock edge?
  • A. 1
  • B. 0
  • C. Toggle
  • D. Indeterminate
Q. What is the output state of a D flip-flop when the D input is low at the clock edge?
  • A. High
  • B. Low
  • C. Toggle
  • D. Undefined
Q. What is the output state of a JK flip-flop when both J and K inputs are high?
  • A. Set state
  • B. Reset state
  • C. Toggle state
  • D. No change
Q. What is the output voltage of a non-inverting op-amp with a gain of 10 and an input voltage of 1V?
  • A. 1V
  • B. 5V
  • C. 10V
  • D. 0.1V
Q. What is the output voltage of an ideal op-amp when the input voltage is zero?
  • A. Zero volts
  • B. Equal to the supply voltage
  • C. Equal to the input voltage
  • D. Infinite volts
Q. What is the output voltage of an operational amplifier when the input voltage is zero and the op-amp is powered?
  • A. 0V
  • B. Positive saturation voltage
  • C. Negative saturation voltage
  • D. Depends on the circuit configuration
Q. What is the primary advantage of CMOS logic over TTL logic?
  • A. Higher speed
  • B. Lower power consumption
  • C. Greater noise immunity
  • D. Simpler design
Q. What is the primary advantage of CMOS logic over TTL?
  • A. Higher speed
  • B. Lower power consumption
  • C. Greater noise immunity
  • D. Simpler design
Q. What is the primary advantage of using a PLD?
  • A. Lower cost than fixed-function devices
  • B. Higher performance than microcontrollers
  • C. Flexibility to change logic functions after manufacturing
  • D. Easier to design than ASICs
Q. What is the primary advantage of using a synchronous counter?
  • A. Simplicity in design
  • B. Faster operation
  • C. Lower power consumption
  • D. Easier to implement
Q. What is the primary advantage of using fiber optic cables in WANs?
  • A. Lower cost
  • B. Higher bandwidth and longer distance
  • C. Easier installation
  • D. Less susceptibility to interference
Q. What is the primary advantage of using MSI circuits?
  • A. Lower power consumption
  • B. Increased complexity
  • C. Reduced size and cost
  • D. Higher speed
Q. What is the primary advantage of using Object-Oriented Databases over relational databases?
  • A. Better performance for simple queries
  • B. Ability to handle complex data relationships
  • C. Easier to learn for SQL users
  • D. More efficient storage of flat data
Q. What is the primary advantage of using parallel circuits in electronic devices?
  • A. Increased voltage
  • B. Increased current capacity
  • C. Redundancy and reliability
  • D. Simplicity in design
Q. What is the primary advantage of using series-parallel configurations in circuits?
  • A. Increased voltage only
  • B. Increased current only
  • C. Increased power handling
  • D. Decreased complexity
Q. What is the primary application of inductors in power supply circuits?
  • A. Filtering
  • B. Rectification
  • C. Amplification
  • D. Switching
Q. What is the primary benefit of using VLANs?
  • A. Increased physical security
  • B. Reduced broadcast traffic
  • C. Higher data transfer rates
  • D. Simplified network topology
Q. What is the primary benefit of using VLSM (Variable Length Subnet Masking)?
  • A. Simplifies routing tables
  • B. Reduces IP address wastage
  • C. Increases network speed
  • D. Enhances security
Q. What is the primary characteristic of a common-emitter BJT configuration?
  • A. Voltage gain greater than one
  • B. Current gain less than one
  • C. Inverted output
  • D. No phase shift
Q. What is the primary characteristic of a FET in a parallel configuration?
  • A. It can only operate in saturation
  • B. It allows for high input impedance
  • C. It requires a constant voltage
  • D. It behaves like a short circuit
Q. What is the primary characteristic of a log amplifier using an op-amp?
  • A. It produces a linear output for linear input
  • B. It outputs a logarithmic function of the input voltage
  • C. It filters out high-frequency signals
  • D. It provides gain for low-level signals
Q. What is the primary characteristic of a rectifier in a series circuit?
  • A. To convert AC to DC
  • B. To amplify signals
  • C. To increase frequency
  • D. To decrease voltage
Q. What is the primary characteristic of a rectifier in a series-parallel circuit?
  • A. It converts AC to DC
  • B. It amplifies AC signals
  • C. It filters noise from signals
  • D. It stores energy
Q. What is the primary characteristic of a rectifier?
  • A. It converts AC to DC
  • B. It amplifies signals
  • C. It stores energy
  • D. It regulates voltage
Q. What is the primary characteristic of a Schottky diode?
  • A. High reverse breakdown voltage
  • B. Low forward voltage drop
  • C. High current gain
  • D. High thermal stability
Q. What is the primary characteristic of a series rectifier circuit?
  • A. It allows AC to pass through
  • B. It converts AC to DC
  • C. It increases the frequency of the input signal
  • D. It decreases the voltage
Q. What is the primary characteristic of dynamic RAM (DRAM)?
  • A. It requires constant refreshing
  • B. It is faster than SRAM
  • C. It uses a single transistor per bit
  • D. It is non-volatile
Q. What is the primary characteristic of TTL logic families?
  • A. High speed and low power consumption
  • B. Low speed and high power consumption
  • C. High speed and moderate power consumption
  • D. Low speed and low power consumption
Q. What is the primary difference between a CPLD and an FPGA?
  • A. CPLDs are more complex than FPGAs
  • B. FPGAs have more logic resources than CPLDs
  • C. CPLDs are slower than FPGAs
  • D. FPGAs are less flexible than CPLDs
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