Technical

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Q. Which configuration of a BJT is commonly used for voltage amplification?
  • A. Common emitter
  • B. Common base
  • C. Common collector
  • D. Emitter follower
Q. Which configuration of a BJT provides the highest voltage gain?
  • A. Common emitter
  • B. Common base
  • C. Common collector
  • D. Emitter follower
Q. Which configuration of an op-amp can be used to integrate an input signal over time?
  • A. Inverting amplifier
  • B. Non-inverting amplifier
  • C. Integrator
  • D. Differential amplifier
Q. Which configuration of an OP-AMP is commonly used in series-parallel circuits for signal amplification?
  • A. Inverting configuration
  • B. Non-inverting configuration
  • C. Differential configuration
  • D. Voltage follower configuration
Q. Which configuration of an op-amp is used to create a precision rectifier?
  • A. Inverting amplifier
  • B. Non-inverting amplifier
  • C. Differential amplifier
  • D. Voltage follower
Q. Which configuration of an op-amp is used to perform integration of an input signal?
  • A. Inverting amplifier
  • B. Non-inverting amplifier
  • C. Differentiator
  • D. Integrator
Q. Which configuration of an operational amplifier provides the highest input impedance?
  • A. Inverting
  • B. Non-inverting
  • C. Voltage follower
  • D. Differential
Q. Which configuration of the 555 timer is used for pulse width modulation (PWM)?
  • A. Astable mode
  • B. Monostable mode
  • C. Bistable mode
  • D. None of the above
Q. Which device is commonly used to convert AC to DC?
  • A. Transistor
  • B. Diode
  • C. Capacitor
  • D. Inductor
Q. Which device is primarily responsible for routing traffic between VLANs?
  • A. Switch
  • B. Router
  • C. Hub
  • D. Bridge
Q. Which device is typically used to perform Inter-VLAN routing?
  • A. Switch
  • B. Router
  • C. Hub
  • D. Bridge
Q. Which device is used to connect multiple computers in a network?
  • A. Router
  • B. Switch
  • C. Modem
  • D. Firewall
Q. Which file system is commonly used for USB flash drives?
  • A. NTFS
  • B. FAT32
  • C. ext4
  • D. HFS+
Q. Which flip-flop can be used to create a shift register?
  • A. D Flip-Flop
  • B. T Flip-Flop
  • C. JK Flip-Flop
  • D. SR Flip-Flop
Q. Which flip-flop can be used to divide the frequency of a clock signal by 2?
  • A. D Flip-Flop
  • B. T Flip-Flop
  • C. JK Flip-Flop
  • D. SR Flip-Flop
Q. Which flip-flop is commonly used for frequency division?
  • A. D Flip-Flop
  • B. T Flip-Flop
  • C. JK Flip-Flop
  • D. SR Flip-Flop
Q. Which flip-flop is known for its ability to set and reset based on two inputs?
  • A. D Flip-Flop
  • B. T Flip-Flop
  • C. JK Flip-Flop
  • D. SR Flip-Flop
Q. Which flip-flop is known for its ability to store a single bit of data?
  • A. SR Flip-Flop
  • B. JK Flip-Flop
  • C. D Flip-Flop
  • D. T Flip-Flop
Q. Which flip-flop is known for its ability to toggle based on a single input?
  • A. D Flip-Flop
  • B. T Flip-Flop
  • C. JK Flip-Flop
  • D. SR Flip-Flop
Q. Which frequency band is commonly used by 802.11n Wi-Fi?
  • A. 2.4 GHz
  • B. 5 GHz
  • C. Both 2.4 GHz and 5 GHz
  • D. 1.2 GHz
Q. Which frequency bands are commonly used by Wi-Fi networks?
  • A. 2.4 GHz and 5 GHz
  • B. 1.2 GHz and 3.6 GHz
  • C. 900 MHz and 1.8 GHz
  • D. 5 GHz and 10 GHz
Q. Which gate can be used to create a parity checker?
  • A. AND
  • B. OR
  • C. XOR
  • D. NOT
Q. Which gate is equivalent to an OR gate followed by a NOT gate?
  • A. AND
  • B. NAND
  • C. NOR
  • D. XOR
Q. Which gate is known as an inverter?
  • A. AND
  • B. OR
  • C. NOT
  • D. XOR
Q. Which gate is the opposite of an AND gate?
  • A. OR
  • B. NAND
  • C. NOR
  • D. XOR
Q. Which gate produces a true output only when both inputs are different?
  • A. AND
  • B. OR
  • C. XOR
  • D. NAND
Q. Which IEEE standard defines the VLAN tagging protocol?
  • A. 802.1Q
  • B. 802.3
  • C. 802.11
  • D. 802.15
Q. Which indexing method allows for faster retrieval of data?
  • A. Sequential Indexing
  • B. Hash Indexing
  • C. B-Tree Indexing
  • D. Bitmap Indexing
Q. Which instruction is used to clear a specific bit in the 8051 microcontroller?
  • A. CLR
  • B. CPL
  • C. ANL
  • D. ORL
Q. Which instruction is used to clear a specific bit in the 8051?
  • A. CLR
  • B. CPL
  • C. SETB
  • D. ANL
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