Q. Which type of semiconductor memory uses floating gate technology?
-
A.
SRAM
-
B.
DRAM
-
C.
Flash memory
-
D.
EPROM
Solution
Flash memory utilizes floating gate technology to store data, allowing it to retain information without power.
Correct Answer:
C
— Flash memory
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Q. Which type of shift register can shift data in both directions?
-
A.
Left shift register
-
B.
Right shift register
-
C.
Bidirectional shift register
-
D.
Static shift register
Solution
A bidirectional shift register can shift data in both left and right directions.
Correct Answer:
C
— Bidirectional shift register
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Q. Which type of storage is non-volatile and retains data without power?
-
A.
RAM
-
B.
Cache
-
C.
SSD
-
D.
HDD
Solution
Both SSD (Solid State Drive) and HDD (Hard Disk Drive) are non-volatile storage types, but SSDs are faster and more modern.
Correct Answer:
C
— SSD
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Q. Which type of storage is non-volatile?
-
A.
RAM
-
B.
Cache
-
C.
SSD
-
D.
Registers
Solution
SSD (Solid State Drive) is a type of non-volatile storage that retains data even when the power is turned off.
Correct Answer:
C
— SSD
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Q. Which type of switch is commonly used in household lighting?
-
A.
Toggle switch
-
B.
Push button switch
-
C.
Rotary switch
-
D.
Slide switch
Solution
A toggle switch is commonly used in household lighting for its simplicity and ease of use.
Correct Answer:
A
— Toggle switch
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Q. Which type of switch is commonly used to control lighting in a room?
-
A.
Toggle switch
-
B.
Push button switch
-
C.
Rotary switch
-
D.
Slide switch
Solution
A toggle switch is commonly used for lighting as it can easily turn the light on and off.
Correct Answer:
A
— Toggle switch
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Q. Which version of Spanning Tree Protocol is an improvement over the original IEEE 802.1D?
-
A.
Rapid Spanning Tree Protocol (RSTP)
-
B.
Multiple Spanning Tree Protocol (MSTP)
-
C.
Per VLAN Spanning Tree (PVST)
-
D.
Enhanced Spanning Tree Protocol (ESTP)
Solution
Rapid Spanning Tree Protocol (RSTP) is an improvement over the original IEEE 802.1D, providing faster convergence.
Correct Answer:
A
— Rapid Spanning Tree Protocol (RSTP)
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Q. Which wireless technology is used for short-range communication between devices?
-
A.
Wi-Fi
-
B.
Bluetooth
-
C.
Zigbee
-
D.
LTE
Solution
Bluetooth is a wireless technology designed for short-range communication between devices, typically within a range of about 10 meters.
Correct Answer:
B
— Bluetooth
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Q. Which wireless technology uses MIMO to improve performance?
-
A.
802.11a
-
B.
802.11b
-
C.
802.11g
-
D.
802.11n
Solution
802.11n uses MIMO (Multiple Input Multiple Output) technology to improve performance by using multiple antennas for transmission and reception.
Correct Answer:
D
— 802.11n
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