Hexadecimal conversion Study guides, Class notes & Summaries
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CSCI 223 exam 1 (Questions + Answers) Solved
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The return value of the scanf function represents 
A. the number of characters the user typed at the keyboard 
B. the number of attempted extractions from stdin 
C. the number of successful extractions from stdin 
D. the number of characters written to the screen - Answer-the number of successful extractions from 
stdin 
The printf function essentially performs a 
A. text to binary conversion 
B. binary to text conversion 
C. conversion based on the arguments 
D. no conversion at all - Answer-bi...
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AP Computer Science Principles - Fall Semester Exam 2023 with 100% correct answers
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Digital Data [EK 2.1.1A] - correct answerdiscrete, discontinuous representation of information or works, represented by bits 
 
Bits [EK 2.1.1B] - correct answersmallest unit of data in a computer; digital data is represented by these 
 
Abstraction of digital data [EK 2.1.1C] - correct answerat a higher level, bits are grouped to represent abstractions, including but not limited to numbers, characters, and color 
 
Number bases [EK 2.1.1D] - correct answerused represent and investigate digital ...
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AP Computer Science Principles - Fall Semester Exam 2023 with 100% correct answers
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Digital Data [EK 2.1.1A] - correct answerdiscrete, discontinuous representation of information or works, represented by bits 
 
Bits [EK 2.1.1B] - correct answersmallest unit of data in a computer; digital data is represented by these 
 
Abstraction of digital data [EK 2.1.1C] - correct answerat a higher level, bits are grouped to represent abstractions, including but not limited to numbers, characters, and color 
 
Number bases [EK 2.1.1D] - correct answerused represent and investigate digital ...
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Siemens Level 1 Exam Latest Update.
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Siemens Level 1 Exam Latest Update. 
What is the basic function of a PLC? - ANSWER Accept inputs, 
make logical decisions, and send outputs 
What is the basic difference between a PLC and a relay control 
system? - ANSWER One uses relay control logic and the other 
uses programmed instructions. 
Field devices refer to... - ANSWER All kinds of sensors and 
actuators that are physically wired to PLC input/output modules. 
A contact that is usually opened will look like... - ANSWER -I IAn imaginar...
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Siemens Level 1 Exam Latest Update.
- Exam (elaborations) • 3 pages • 2024
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Siemens Level 1 Exam Latest Update. 
What is the basic function of a PLC? - ANSWER Accept inputs, 
make logical decisions, and send outputs 
What is the basic difference between a PLC and a relay control 
system? - ANSWER One uses relay control logic and the other 
uses programmed instructions. 
Field devices refer to... - ANSWER All kinds of sensors and 
actuators that are physically wired to PLC input/output modules. 
A contact that is usually opened will look like... - ANSWER -I IAn imaginary...
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ENGR 217 UPDATED Exam Questions and CORRECT Answers
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Binary to Hexadecimal Conversion First Convert to Decimal. Then divide this result by 
sixteen (until you get a result less than 15) and leave the result in the mixed number format. 
Then line the whole number and the numerator up in the fraction to their corresponding Hex 
value (1-16 to 0-9,A-F). The answer should be in the format 0x29. 
Binary to Decimal Conversion Where e is the corresponding element in binary and n is 
the total number of elements: (Decimal)10 = ex2^n-1 + ex2^n-2 .... +...
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Siemens Level 1 Exam Questions With 100% Correct Answers
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Siemens Level 1 Exam Questions With 100% 
Correct Answers 
What is the basic function of a PLC? - answerAccept inputs, make logical decisions, and 
send outputs 
What is the basic difference between a PLC and a relay control system? - answerOne uses 
relay control logic and the other uses programmed instructions. 
Field devices refer to... - answerAll kinds of sensors and actuators that are physically wired 
to PLC input/output modules. 
A contact that is usually opened will look like... - answe...
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Siemens Level 1 Questions & Answers Solved 100% Correct!!
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The basic function of a PLC is to... - Answer-... accept inputs, make logical decisions, and send outputs. 
The basic difference between a PLC and a relay control system is that ... - Answer-... one uses relay 
control logic and the other uses programmed instructions. 
-| |- - Answer-... can be thought of as a contact that is usually opened. 
-( )- - Answer-... imaginary coil that, when energized, will activate a digital output contact. 
Determine the number of possible combinations of a six dig...
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Siemens Level 1 Exam Questions With Complete Solutions, Graded A+
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What is the basic function of a PLC? - Answer-Accept inputs, make logical decisions, and send outputs 
What is the basic difference between a PLC and a relay control system? - Answer-One uses relay control 
logic and the other uses programmed instructions. 
Field devices refer to... - Answer-All kinds of sensors and actuators that are physically wired to PLC 
input/output modules. 
A contact that is usually opened will look like... - Answer--I IAn imaginary coil that, when energized, will activa...
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IGCSE Computer Science Review Practice Test 2024.
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IGCSE Computer Science Review Practice Test 2024. 
 
 
binary numbers are used in - CORRECT ANSWER computer systems 
 
conversion from denary to binary and from binary to denary uses - CORRECT ANSWER place values (128,64,32,16,8,4,2,1) 
 
memory size of a computer is measured in terms of the number of - CORRECT ANSWER bytes 
 
1 kilobyte is - CORRECT ANSWER 2 to the 10 bytes 
 
1 megabyte is - CORRECT ANSWER 2 to 20 bytes 
 
1 kilobyte according to manufactures - CORRECT ANSWER 1000 bytes 
 
uni...
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