Practice IT Networking Questions and Answers

• Which one of the following is an application of Stack Data Structure?
• Which of the operation is used to see the top element of stack?
• In which protocol of email the changes made on one device will not be replicated on other?
• Frames are related to which layer of OSI model
• Ethernet operates in which layer/s?
• What is the efficiency of slotted aloha?
• The time taken by a single bit to travel around the ring is known as ___?
• the functions of data warehouse tools and utilities.
• data mart
• How many dimensions are selected in Slice operation?
• How many dimensions are selected in dice operation?
• Out of star schema and snowflake schema, whose dimension table is normalized?
• Basic syntax to create a bar-chart in R is
• How to get first line from a file ?
• How to debug bash script
• syntax of loops in shell scripting?
• What is the first symbol in the bash script file
• 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?