BASIS OF DE UNIT I

What is Digital Electronics?

• Field of electronics involving the study of digital signal

• Engineering of devices that digital signal

• Engineering of devices that produce digital signal

• All pf the mentioned

Which of the following is correct for Digital Circuits?

• Less susceptible to noise or degradation in quality

• Use transistors to create logic gates to perform Boolean logic

• Easier to perform error detection and correction with digital signal

• All of the mentioned

Which of the following is an example of a digital Electronic?

• Computers

• Information appliances

• Digital cameras

• All of the mentioned

Which of the following is a type of digital logic circuit?

• Combinational logic circuits

• Sequential logic circuits

• Both Combinational & Sequential logic circuits

• None of the mentioned

The following hexadecimal number (1E.43)16 is equivalent to

• 1. (36.506)₈

• 1. (36.206)₈

• 1. (35.506)₈

• 1. (35.206)₈

How many bits are needed to store one BCD digit?

• 1. 2 bits

• 1. 4 bits

• 1. 3 bits

• 1. 1 bit

Which of these sets of logic gates are known as universal gates?

• 1. XOR, NAND, OR

• 1. OR, NOT, XOR

• 1. NOR, NAND, XNOR

• 1. NOR, NAND

In Digital electronics (Boolean algebra), the OR operation is performed by which of the given properties

• 1. Distributive properties

• 1. Commutative properties

• 1. Associative properties

• 1. All of these

A K-map (Karnaugh map) is an abstract form of which diagram organized as a squares matrix.

• 1. Block diagram

• 1. Cycle diagram

• 1. Square diagram

• 1. Venn diagram

The logical sum of two or more than two logical products is termed as

• 1. OR operation

• 1. POS

• 1. SOP

• 1. NAND operation