Hexadecimal Study guides, Class notes & Summaries

What is the best explanation for digital data is represented in computers in binary? A. The binary number system is the only number system flexible enough to allow for representing data other than numbers. B. As a consequence of history: early pioneers of computing were making secret codes in binary, and this simply evolved into modern computing. C. It's impossible to build a computer machine that uses anything but binary to represent numbers. D. It's easier, cheaper, and more reliable t...

What is the best explanation for digital data is represented in computers in binary? A. The binary number system is the only number system flexible enough to allow for representing data other than numbers. B. As a consequence of history: early pioneers of computing were making secret codes in binary, and this simply evolved into modern computing. C. It's impossible to build a computer machine that uses anything but binary to represent numbers. D. It's easier, cheaper, and more reliab...

GFACT Exam Guide (Latest 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A Q: The bootloader is Answer: a program that is loaded by the BIOS when a computer is first turned on, and is responsible for loading the operating system. A bootloader is necessary due to the complexity that would be involved in creating a BIOS capable of loading hundreds of different operating systems. Due to this, the bootloader is usually installed at the same time as the operating system, ...

GCSE COMPUTER SCIENCE Paper 2 Computing concepts Thursday 25 May 2023 Afternoon Time allowed: 1 hour 45 minutes Materials • There are no additional materials required for this paper. • You must not use a calculator. Instructions • Use black ink or black ball-point pen. Use pencil only for drawing. • Answer all questions. • You must answer the questions in the spaces provided. • If you need extra space for your answer(s), use the lined pages at the end of this book. Write...

GCSE COMPUTER SCIENCE 8525/2 Paper 2 Computing concepts Version: 1.0 Final *Jun* IB/G/Jun23/E12 8525/2 For Examiner’s Use Question Mark 1–6 7 8 9–10 11 12 13 14 15 16 TOTAL Thursday 25 May 2023 Afternoon Time allowed: 1 hour 45 minutes Materials • There are no additional materials required for this paper. • You must not use a calculator. Instructions • Use black ink or black ball-point pen. Use pencil only for drawing. • Answer all questions. • You mus...

NEIEP 600 Final Exam Version 1 (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What is the time constant for a circuit with 150 K ohms and 2 microfarad capacitor? (TC = R x C) Answer: 0.3 seconds Q: How long will it take for this capacitor to be considered fully charged? Answer: 1.5 seconds Q: The voltage required to cause conduction across the junction in a germa- nium diode is? Answer: 0.3 Q: A 1.5 volt 8 mill...

CHFI- TEST with 100% Verified Solutions | Already Passed GUIDs are displayed as how many hexadecimal digits with groups separated by hyphens? 64 128 32 256 - 32 What is a standard partitioning scheme for hard disks and part of the Unified Extensible Firmware Interface? UEFI Partition Table (UPT) Universal Partition Table (UPT) General Partition Table (GPT) GUID Partition Table (GPT) - GUID Partition Table (GPT) How many bytes is each logical block in GPT? 256 128 512 1024 - 512

AS & A Level Computer Science 9608 Questions And Answers 100% Guaranteed Success. 1.1 Number Representation What are binaries? - correct answer.o Values stored as a series of ones and zeroes o A single 0 or 1 is called a binary digit or bit. o Any group of 0s & 1s can represent a character 4 2 1 0 0 0 0 0 0 0 0 o E.g. 65 in binary is 1000001 1.1 Number Representation What are BCD Representation? - correct answer.o Each digit in the number is written separately in a series ...

GMU CS112 Midterm Review Latest Version 100% Pass # comment %d substitute as integer %e or %E Substitute as floating-point exponential format in lowercase (%e) or uppercase (%E). %f substitute as floating-point decimal %s substitute as string %x or %X substitute as hexadecimal in lowercase (%x) or uppercase (%X) == vs = == means equal = means assigns Algorithm A sequence of instructions that solves a problem append() Adds input to the end of a list example d(...

CHFI- TEST with 100% Verified Solutions | Already Passed GUIDs are displayed as how many hexadecimal digits with groups separated by hyphens? 64 128 32 256 - 32 What is a standard partitioning scheme for hard disks and part of the Unified Extensible Firmware Interface? UEFI Partition Table (UPT) Universal Partition Table (UPT) General Partition Table (GPT) GUID Partition Table (GPT) - GUID Partition Table (GPT) How many bytes is each logical block in GPT? 256 128 512 1024 - 512