499 Answered Questions for the topic computer engineering

Computer Engineering Computer General Computer C++

04/26/21

First Middle Last Letter. Read in a string from cin (it will not have any whitespace).

Read in a string from cin (it will not have any whitespace). Print out the first character, middle character (if string is an even length, print the second of the two middle letters), and last... more
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Computer Engineering Computer General Computer C++

04/26/21

All To Upper. Read a string from cin into word and modify it so that it has all uppercase letters.
Read a string from cin into word and modify it so that it has all uppercase letters.Samples: Input: hello Output: HELLO Input: h3Llo Output: H3LLO Hints: You can only change the code in the... more
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04/26/21

String Compactor. Write code that will read in a string and then print out every other character of the string.

Write code that will read in a string and then print out every other character of the string. You should use getline to read in the string... it may have spaces.Samples: Input of "Hello" should... more
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04/26/21

Count E's. Read in a string, print out the number of e's in it.

Read in a string, print out the number of e's in it. Note that the string may have spaces in it. A call to getline looks like getline(cin, myVariable) where myVariable is a string variable that... more
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Computer Engineering C Computer Programming Computer Science

04/25/21

C Programming Language. Please write the two programs in C. 
C Programming Language. Please write the two programs in C. DigitsWrite this program in a file named digits.c.As input, you will define a quad word integer variable named input in the initialized... more
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04/25/21

a program that reads names from a file  However, the program does not work as expected. It gives an ArrayOutOfBounds exception. Correct this without changing the size of the array.
Here is a program that reads names from a file Friends-1.txt  download  and stores them in an array called friends.It then asks the user for a name and searches the array for the friend. If it... more
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04/25/21

Explain ways Scanner class create objects that can input data from the three types of input sources. Give 3 examples of the use of Scanner objects. Describe 1 Scanner method

Explain the ways in which the Scanner class can be used to create objects that can input data from the three types of input sources.Give 3 examples of the use of Scanner objects. Describe 1 Scanner... more
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04/25/21

Modify the above program so that it reads from the file FriendsPhones.txt, download the friends name into the friends array and corresponding phone number into an array called phoneNumbers.  Upd
Modify the above program so that it reads from the file FriendsPhones.txt,  download the friends name into the friends array and corresponding phone number into an array called phoneNumbers. Update... more
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04/25/21

Method called searchGenius inputs information from user& tries to find a genius student.. Not work as expected. debug the method by 1. What line does error occur? 2. what is the error & why 3. correct
Here is a method called searchGenius inputs information from the user and tries to find a genius student. A "genius" student is considered to be one who is between 18 and 21 years of age, has... more
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04/25/21

For each of the following while loops, how many times will the loop execute its body? Remember that "zero," "infinity," and "unknown" are legal answers.
For each of the following while loops, how many times will the loop execute its body? Remember that "zero," "infinity," and "unknown" are legal answers.a) int x = 1; while (x < 100) { ... more
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Computer Engineering Math Calculus Precalculus

04/24/21

Solve for X using the matrices below.
2A + 4B = −2XA = 8 -5 and B = 0 7 1 0 2 0 9 -2 -2 -1X = _____ _____ _____ _____ _____ _____
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04/24/21

Find approximate error
at a distance of 50 meter from foot of tower the elevation of its top is 30 degree if the possible error in measuring the distance and elevation are 2cm and 0.05 degrees find approximate error in... more
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Computer Engineering Math Calculus Precalculus

04/23/21

Use a graphing utility to perform the indicated operations.
A = 2 0 and B = 5 3 4 5 1 4B2 − 3B + 7Ɪ2= _____ ______ ______ ______
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Computer Engineering Math Calculus Precalculus

04/23/21

Solve for X using the matrices below.
2A + 4B = −2XA = 8 -5 and B = 0 7 1 0 2 0 9 -2 -2 -1X = _____ _____ _____ _____ _____ _____
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04/23/21

Find x and y from the matrix.
x+2 3 -7 2x+6 3 -7 5 2y 2x = 5 8 -85 7 y+2 5 7 6x = ____y = ____
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Computer Engineering Math Calculus Precalculus

04/23/21

Use a graphing utility to perform the operations for the matrices A, B, and C, and the scalar c.
A = -3 -2 3 0 2 -1 1 4 -2B= 1 -1 0 2 4 3 -2 1 0C = 3 -2 3 -4 0 -2 -1 1 3 c = 2(a) c(AB)_____ _____ __________ _____... more
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Computer Engineering Math Calculus Precalculus

04/23/21

Let matrices A, B, C, and D be of orders 4 × 8, 2 × 8, 8 × 4, & 2 × 4. Determine whether the matrices are of proper order to perform the operation. Give the order of the answer.

(If not possible, enter IMPOSSIBLE.)(BC − D)A= ______ x ______
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04/23/21

What is the minimum decimal value (negative value) represented by an 8-bit signed binary number with a 4-bit fraction?
What is the minimum decimal value (negative value) represented by an 8-bit signed binary number with a 4-bit fraction?
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04/23/21

What is the maximum decimal value (positive value) represented by a 6-bit signed binary number with a 3-bit fraction.
What is the maximum decimal value (positive value) represented by a 6-bit signed binary number with a 3-bit fraction.
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04/23/21

How many 3-input AND gates are required to AND 26 signals?
How many 3-input AND gates are required to AND 26 signals?
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04/23/21

Digits and height. You will write two complete programs in x64 assembly.

You will write two complete programs in x64 assembly. In order to put off a discussion of how to use the operating system (which is necessary for interacting with the console), your programs will... more
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04/22/21

What is the minimum decimal value (negative value) represented by an 8-bit signed binary number with a 4-bit fraction?
What is the minimum decimal value (negative value) represented by an 8-bit signed binary number with a 4-bit fraction?
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04/22/21

What is the maximum decimal value represented by a 6-bit signed binary number with a 3-bit fraction.
What is the maximum decimal value (positive value) represented by a 6-bit signed binary number with a 3-bit fraction.
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04/22/21

How many 3-input AND gates are required to AND 26 signals?
How many 3-input AND gates are required to AND 26 signals?
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04/22/21

How many 3-input AND gates are required to AND 26 signals?
How many 3-input AND gates are required to AND 26 signals?
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Expert Answers •1

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