DLD Logic gates and number system

A symbol like an AND gate, but with a bubble (small circle) at the output.

• • NAND gate

• • NOR gate

• • NOT gate

• • AND gate

The NOT gate is also called:

• • Pass gate

• • Inverter

• • Selector

• • Buffer

A logic gate with two inputs and one output is:

• • Multiplexer

• • Decoder

• • Basic gate

• • Flip-flop

Which of the following gates is a universal gate

• • AND

• • OR

• • NAND

• • XOR

1. (100011)₂ is equal to:

• • a) 35

• • 38

• • 43

• • 49

Which number system uses only 0 and 1

• • a) Decimal

• • Octal

• • Binary

• • Hexadecimal

Binary equivalent of decimal number 13 is

• 1101

• 1110

• 1001

• 1011

Octal number system is base:

• 2

• 8

• 10

• 16

The logic gate symbol that includes a triangle with a circle at the output is:

• BUFFER

• NAND

• XOR

• NOT

Which IC number corresponds to a 2-input AND gate

• • 7400

• • 7432

• • 7408

• • 7486