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IT Networking

Practice IT Networking Questions and Answers

Question Listing

Which of the following best describes a transistor?
What are the three main components of a bipolar junction transistor (BJT)?
What is the primary function of a transistor?
Which of the following statements about MOSFETs is true?
What is the term for the minimum voltage required to turn on a transistor?
Which type of transistor is less susceptible to thermal runaway?
What is the most common material used for making transistors?
Which number system uses a base of 2?
How many digits are there in the octal number system?
The hexadecimal number system uses digits from 0 to __.
What is the decimal equivalent of the binary number 10101?
What is the binary representation of the decimal number 25?
Which number system is commonly used in computer systems?
What is the octal representation of the binary number 110110?
Which number system is used to represent colors in HTML and CSS?
What is the decimal equivalent of the hexadecimal number A5?
Which number system is commonly used in mathematics and everyday life?
Which logic gate produces an output that is the complement of the input?
The truth table for an OR gate has an output of 1 when:
Which logic gate has an output of 1 only when all inputs are 1?
The symbol for a NAND gate is an AND gate followed by a:
The truth table for an XOR gate has an output of 1 when:
Which logic gate produces an output that is the logical sum of two or more inputs?
The truth table for a NOR gate has an output of 0 when:
Which logic gate produces an output that is the logical complement of the OR operation?
The symbol for a NOT gate is a:
What is an ER diagram used for?
Which component of an ER diagram represents an entity?
In an ER diagram, what does a diamond shape represent?
Which relationship type indicates that an entity is associated with at least one instance of another entity?
Which cardinality notation represents a mandatory relationship?
In an ER diagram, what does a double line connecting two entities represent?
Which component of an ER diagram represents an attribute?
What does a crow's foot notation represent in an ER diagram?
Which relationship type indicates that an entity is associated with exactly one instance of another entity?
Which notation is used to represent a weak entity in an ER diagram?
Which network topology connects all nodes in a linear fashion?
In which network topology does each node have a direct connection to every other node?
Which network topology uses a central node to connect all other nodes?
In which network topology is the failure of a single node least likely to disrupt the entire network?

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