Q.1
An OR gate has 6 inputs. How many input words are in its truth table?
Q.2
The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.
Q.3
Which TTL sub-family has maximum speed?
Q.4
The ALU carries out arithmetic and logic operations. It processes _____ numbers rather than decimal numbers.
Q.5
Conversion of decimal number 7110 to it's binary number equivalent is
Q.6
Which of the following flip-flops is free from race around problem?
Q.7
Conversion of decimal number 6710 to it's octal number equivalent is
Q.8
A NOR gate has two or more input signals. All input must be _____ to get a high output
Q.9
An inverter is also called a _____ gate.
Q.10
Conversion of decimal number 1310 to it's octal number equivalent is
Q.11
The binary number 1100 0101 has _____ bytes
Q.12
With a NAND latch a low R and a low S produce a _____ condition.
Q.13
Which of the following logic families has the highest noise immunity?
Q.14
The simplified form of the Boolean expression (X + Y + XY)(X + Z) is
Q.15
De Morgan's first theorem says that a NOR gate is equivalent to a bubbled _____ gate.
Q.16
How many inputs signals can a gate have?
Q.17
A combinational logic circuit which is used when it is desired to send data from two or more source through a single transmission line is known as
Q.18
Addition of 102 and 112 is
Q.19
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?
Q.20
Conversion of binary number 10010012 to hexadecimal is
Q.21
Which logic family dissipates the minimum power?
Q.22
What logic function is obtained by adding an inverter to the inputs of an AND gate?
Q.23
The Gray code for decimal 7 is
Q.24
The time required for a pulse to decrease from 90 to 10 percent of its maximum value is known as
Q.25
Conversion of binary number 1010000101112 to hexadecimal number is
Q.26
_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.
Q.27
Conversion of an octal number 1438 to its decimal number is
Q.28
Digital design often starts by constructing a _____ table.
Q.29
The hexadecimal digits are 0 to 9 and A to _____
Q.30
The ASCII
0 h : 0 m : 1 s