Q.1

The two basic technologies for digital ICs are bipolar and MOS. Bipolar technology is preferred for_____ and _____ whereas MOS technology is better suited to LSI.

  • SSI, MSI
  • MSI, LSI
  • SSI, LSI
  • ECL, DTL
  • None of the above
Q.2

Small-scale integration, abbreviated _____ refers to fewer thangates on the same chip. Medium-scale integration (MSI) meanstogates per chip. And large-scale integration (LSI) refers to more than _____ gates per chip.

  • SSI, 75
  • SSI, 100
  • SSI, 1000
  • SSI, 10000
  • None of the above
Q.3

Conversion of binary number 111112 to an octal number is

  • 358
  • 328
  • 378
  • 428
  • None of the above
Q.4

Conversion of binary number 1100002 to hexadecimal is

  • 3016
  • 4016
  • 4316
  • 2716
  • None of the above
Q.5

Conversion of binary number 11000012 to hexadecimal is

  • 5716
  • 6116
  • 5116
  • 4316
  • None of the above
Q.6

The number of two-input NAND gates required to produce the two-input OR function is

  • 1
  • 2
  • 3
  • 4
  • None of the above
Q.7

A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.

  • hexa, sign
  • sign, hexa
  • positive, negative
  • negative, positive
  • None of the above
Q.8

A shift register can be used for:

  • parallel to serial conversion
  • serial to parallel conversion
  • digital delay line
  • all of the above
  • None of the above
Q.9

The 2-input XOR gate has a high output only when the input bits are _____

  • even
  • different
  • low
  • high
  • None of the above
Q.10

Conversion of binary number 1011102 to an octal number is

  • 358
  • 468
  • 568
  • 508
  • None of the above
Q.11

Conversion of an octal number 1068 to binary number is

  • 11100102
  • 10001102
  • 11001102
  • 100001102
  • None of the above
Q.12

The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.

  • decimal
  • binary
  • ASCE
  • BCD
  • None of the above
0 h : 0 m : 1 s