Digital Electronics Quiz

1s complement of 101101*

• 010011

• 000111

• 010010

• 1011110

Fastest Logic Family is*

• TTL

• CMOS

• ECL

Number Of bits in a BCD code*

• 2

• 4

• 8

• 16

Control signal required for a 16x1 multiplexer*

• 2

• 4

• 8

• 16

Expand TTL*

• Transistor-transducer logic

• Transistor- transistor logic

• Transducer-transistor logic

• Transducer-Transducer logic

Logic family with least power dissipation*

• TTL

• CMOS

• ECL

• DTL

Signed negative number is recognized by*

• LSB

• MSB

• 1s compliment

• 2s compliment

Hexadecimal equivalent of the binary number 11000101

• B6

• C5

• C6

• B5

In binary addition, 1+1+1=*

• Sum=0, Carry=1

• Sum=1, Carry=0

• Sum=1, Carry=1

• Sum=0, Carry=0

Name the logic gate whose output become 0 when any of the input is 0*

• AND

• OR

• NAND

• NOR

• XOR