Archives: Answers

1. Answer: Let’s break down the circuit: First AND gate (A and B): Output = A · B […]

1. Answer: [Door (A)] → [AND Gate] ← [OR Gate] ← [Window (B)] ← [Motion (C)] → [Alarm] […]

1. Answer: Truth table: A=0, B=0, C=0 → 0 A=0, B=0, C=1 → 0 A=0, B=1, C=0 → […]

1. Answer: An AND gate can represent an alarm that triggers only if both a door sensor (A) […]

1. Answer: The AND gate outputs 1 only if both inputs are 1. Truth table: A=0, B=0 → […]

1. Answer: The binary number system is used in computer hardware, such as CPUs, memory, and storage, to […]

1. Answer: The letter “B” in ASCII is 66, which in binary is 1000010. Description: In ASCII, each […]

1. Answer: Octal 53 = Hexadecimal 2B. Description: Octal to Binary: Convert each octal digit to its 3-bit […]

1. Answer: 2 GB = 2,097,152 KB. Description: 1 GB = 1,048,576 KB (1024 × 1024), so 2 […]

  1. Answer: Computers rely on binary because their hardware uses two-state transistors (on/off), which align with 0 […]

1. Answer: 11010 in octal is 32. Description: Group binary digits into sets of 3 from right: 011 […]

1. Answer: The binary number system is a base-2 system that uses only two digits, 0 and 1, […]