Chip Cipher PDF

CHIP CIPHER 1. Who is considered the co-inventor of the integrated circuit along with Jack Kilby? - A) Robert Noyce - B) Gordon Moore - C) John Bardeen - D) William Shockley - Answer: A) Robert Noyce 2. In what year was the first integrated circu...

CHIP CIPHER 1. Who is considered the co-inventor of the integrated circuit along with Jack Kilby? - A) Robert Noyce - B) Gordon Moore - C) John Bardeen - D) William Shockley - Answer: A) Robert Noyce 2. In what year was the first integrated circuit invented? - A) 1952 - B) 1958 - C) 1963 - D) 1970 - Answer: B) 1958 3. Which material is most commonly used as the semiconductor in integrated circuits? - A) Germanium - B) Silicon - C) Gallium arsenide - D) Silicon carbide - Answer: B) Silicon 4. *What technology did the first generation of integrated circuits primarily use?* - A) Bipolar junction transistors (BJT) - B) Metal-oxide-semiconductor field-effect transistors (MOSFET) - C) Junction field-effect transistors (JFET) - D) Vacuum tubes  - *Answer: A) Bipolar junction transistors (BJT)* 5. *Which type of IC is specifically designed for linear applications such as amplifiers and oscillators?* - A) Digital IC - B) Analog IC - C) Mixed-signal IC - D) Memory IC - *Answer: B) Analog IC* 6. *What is the primary function of a Digital Signal Processor (DSP) IC?* - A) To store data - B) To amplify analog signals - C) To process digital data signals in real-time - D) To regulate power supply - *Answer: C) To process digital data signals in real-time* 7. *Which company is credited with producing the first commercially available microprocessor?* - A) IBM - B) Intel - C) Texas Instruments - D) AMD - *Answer: B) Intel* 8. *What is the name of the process used to create layers of materials on a semiconductor wafer in IC fabrication?* - A) Photolithography - B) Sputtering  - C) Chemical vapor deposition - D) Etching - *Answer: C) Chemical vapor deposition* 9. *In IC design, what does VLSI stand for?* - A) Very Large-Scale Integration - B) Variable Linear Semiconductor Integration - C) Vast Linear Semiconductor Interface - D) Voltage Level Shifting Interface - *Answer: A) Very Large-Scale Integration* 10. *Which law predicts that the number of transistors on a microchip doubles approximately every two years?* - A) Newton's Law - B) Moore's Law - C) Ohm's Law - D) Kirchhoff's Law - *Answer: B) Moore's Law* 11. *Which integrated circuit was famously used in the Apollo Guidance Computer?* - A) 4004 Microprocessor - B) RTL (Resistor-Transistor Logic) ICs - C) IC 741 Op-Amp - D) DTL (Diode-Transistor Logic) ICs - *Answer: B) RTL (Resistor-Transistor Logic) ICs* 12. *What is the primary advantage of CMOS technology in integrated circuits?* - A) High speed - B) Low power consumption  - C) High voltage tolerance - D) High thermal stability - *Answer: B) Low power consumption* 13. *In an integrated circuit, what does the term "die" refer to?* - A) The outer casing of the chip - B) The silicon wafer - C) The individual microcircuit on the wafer - D) The interconnecting wires - *Answer: C) The individual microcircuit on the wafer* 14. *Which type of memory is typically found in an integrated circuit that retains data even when power is turned off?* - A) RAM - B) DRAM - C) SRAM - D) EEPROM - *Answer: D) EEPROM* 15. *What is a common method for testing and verifying the functionality of integrated circuits before packaging?* - A) X-ray diffraction - B) Burn-in testing - C) In-circuit emulation - D) Wafer probing - *Answer: D) Wafer probing* 16. *In the context of IC manufacturing, what does the term "cleanroom" refer to?* - A) A dust-free room for packaging ICs - B) A controlled environment for wafer fabrication - C) A sterile environment for chemical processing - D) A room for final quality inspection - *Answer: B) A controlled environment for wafer fabrication* 17. *Which of the following is a key characteristic of a System-on-Chip (SoC)?* - A) Only includes digital circuits - B) Combines multiple functions onto a single chip - C) Uses exclusively analog components - D) Requires external memory to function - *Answer: B) Combines multiple functions onto a single chip* 18. *What is the primary function of a voltage regulator IC?* - A) To amplify signals - B) To convert digital signals to analog signals - C) To maintain a constant output voltage - D) To store charge - *Answer: C) To maintain a constant output voltage* 19. *Which fabrication technique is primarily used to pattern the various layers of an integrated circuit?* - A) Oxidation - B) Ion implantation - C) Photolithography - D) Chemical mechanical planarization  - *Answer: C) Photolithography* 20. *What is the significance of the "node" size in IC manufacturing, such as 7nm or 5nm?* - A) It indicates the size of the silicon wafer - B) It refers to the thickness of the IC packaging - C) It denotes the minimum feature size of the transistor gate length - D) It measures the power consumption of the IC - *Answer: C) It denotes the minimum feature size of the transistor gate length*