Signed binary - Study guides, Class notes & Summaries
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AQA A Level Computer Science 5 - Fundamentals of data representation Study Guide Exam With Solved Answers 2024.
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Natural number - Answer A positive whole number including zero. 
 
Integer - Answer Any whole positive or negative number including zero. 
 
Rational number - Answer Any number that can be expressed as a fraction or ratio of integers. 
 
Irrational number - Answer A number that cannot be represented as a fraction or ratio as the decimal form will contain infinite repeating values. 
 
Real number - Answer Any positive or negative number with or without a fractional part. 
 
Ordinal numb...
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CS 1104: COMPUTER SYSTEMS LATEST UPDATE GRADED A+
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CS 1104: COMPUTER SYSTEMS LATEST UPDATE GRADED A+ ...serves as short term memory data registers 
...used for storing memory location addressing registers 
keeps address of next instruction that must be fetched PC register 
predefined symbols are ... special memory locations 
labels are destination of goto commands 
variables variable names 
6 in 16-bit binary 
T/F. Clock in sequential logic circuit keeps track of hours, minutes, seconds false 
any symbol xxx which is not predefined or used else...
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ECE 355 Final Exam Questions And Answers (Updated And Verified)
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ECE 355 Final Exam Questions And 
Answers (Updated And Verified) 
1. Express the following decimal numbers in 8-bit, two's complement binary: 
a. -23 
b. 102 
c. -117 - answera. 
b. 
c. 
2. Express the following numbers from an 8-bit, two's complement number system in decimal: 
a. 
b. 
c. - answera. 87 
b. -44 
c. -58 
Describe the function of each of the processor status flags - answerCPAZSO! 
Carry Flag (CF): carry bit for MSB 
Parity Flag (PF): result has even parity 
Auxiliary Flag (...
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Computer Systems 1 Questions and Answers Rated A
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Computer Systems 1 Questions and Answers Rated A 
and gate 
or gate 
Not, And Or gates type elementary gate 
Using Logic gates without knowing the implementations is called .......? Abstraction 
Nand gate type primitive gate 
which gate can make all other types Nand gate 
selection bit allows you to chose which input to use Multiplexor 
not gate 
Xor gate 
Takes 1 input and gives 1 output (eg Not gate) Unary Boolean function 
1101 13 
1100 12 
 00010 
1101 + 1100 11001 
 11000 
Allows you to rep...
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CompTIA Security+ SY0-601 Practice Questions ALL SOLUTION & ANSWERS 100% CORRECT ANSWERS SPRING FALL-2023/24 EDITION GUARANTEED GRADE A+
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The user installed Trojan horse malware. 
A user used an administrator account to download and install a software application. After the user launched the .exe extension installer file, the user experienced frequent crashes, slow computer performance, and strange services running when turning on the computer. What most likely happened to cause these issues? 
A worm 
A security operations center (SOC) analyst investigates the propagation of a memory-resident virus across the network and notices a...
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ECE 355 Final Exam Questions And Answers (Updated And Verified)
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ECE 355 Final Exam Questions And 
Answers (Updated And Verified) 
1. Express the following decimal numbers in 8-bit, two's complement binary: 
a. -23 
b. 102 
c. -117 - answera. 
b. 
c. 
2. Express the following numbers from an 8-bit, two's complement number system in decimal: 
a. 
b. 
c. - answera. 87 
b. -44 
c. -58 
Describe the function of each of the processor status flags - answerCPAZSO! 
Carry Flag (CF): carry bit for MSB 
Parity Flag (PF): result has even parity 
Auxiliary Flag (...
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SYSC 3006 LAB 2 PRELAB Lab section: L2 (All Answers are Correct)
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1) Why can a single binary value represent both a signed integer value and an unsigned integer value? 
Use a representative example to help your explanation. 
An example of such a case is the binary value ‘111’. As a signed integer, the most significant bit, ‘1’ 
makes the value negative in the 2’s complement system. As a result, its value is ‘-1’ in decimal. However, 
as an unsigned integer, it represents ‘7’ in decimal. 
2) For each component supplied in Logisim’s Arithmeti...
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Introduction to SQL Section 4 with complete verified solutions
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Structured Query Language (SQL) 
is a high-level computer language for storing, manipulating, and retrieving data in a relational database 
 
 
 
SQL commands can create databases and tables. 
 
True or False 
True 
 
In the animation above, SQL commands create a database called World and then create three tables for the World database. 
 
 
 
A database designer and database user both use SQL. 
True 
False 
True 
 
The database designer uses SQL to create the database and tables, and the databa...
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Introduction to JavaScript Practice Questions with Complete Solutions 2024
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What is correct 
import 
import - import 
Order of Operations of: 
Binary Search 
Selection sort 
Insertion sort - Binary Search (log n) 
Selection sort n^2 all times 
Insertion sort n^2 worst case, n best case 
Describe how to do all of this: 
Unsigned Integers 
Signed Integers 
Sign/Magnitude Representation 
Two's Complement Representation (and the algorithm for negating such numbers) 
Floating Point Representation 
ASCII Encoding of Characters - Unsigned Integers: Only positive ints. Done...
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WGU C952 - Instructions questions with 100% correct answers
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WGU C952 - Instructions questions with 100% correct answers 
Instruction Set 
The vocabulary of commands understood by a given architecture. 
 
 
Stored-program Concept 
The idea that instructions and data of many types can be stored in memory as numbers and thus be easy to change, leading to the stored-program concept. 
 
 
Word 
A natural unit of access in a computer, usually a group of 32 bits. 
 
 
Doubleword 
Another natural unit of access in a computer, usually a group of 64 bits; correspo...
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