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Mrrafil [7]
2 years ago
8

You are an IT technician for your company. One of your employees has a computer that continually reboots when it is powered on.

He has asked you to fix it. You suspect that the power supply may be failing. Which of the following is the BEST way to determine whether the power supply is causing the reboots
a. Replace the power supply.
b. Listen for POST code beeps to determine the error's cause
c. Verify that the fan on the power supply is spinning
d. Use a multimeter to the power supply.
Computers and Technology
1 answer:
Elan Coil [88]2 years ago
5 0

Answer:

D: Use a multimeter to test the power supply

Explanation:

We want to determine whether the power supply is causing the reboots. Now, the most ideal thing to do will be to connect a multimeter to help in testing the source of power supply. This is because a multimeter measures the major factors in power which are voltage, current and resistance and as such it is therefore a standard diagnostic tool used widely by technicians in the electrical & electronic industries.

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Passwords are usually alphanumeric and usually cannot contain spaces or ________.
vlada-n [284]

Answer:

The answer is A. Punctuation.  A password can contain symbols

Explanation:

3 0
2 years ago
Read 2 more answers
Write an awk script that produces a report from an input file. The report summarizes sales data as recorded for sales stations.
Hatshy [7]

Answer:

Script is given below

Explanation:

Below is the AWK code for the Report.I have used the sample data that your have shared in the question.

AWK code-

echo "Hello World!"

echo "2011 Jan X 29.44 17.33 43.21" > inputfile.txt

echo "2014 Jan Y 32.32 12.12 99.00 1.99 " >> inputfile.txt

echo "2012 Jan X 321.11 12.34 10.99" >> inputfile.txt

echo "2012 Feb Y 1.99 12.75" >> inputfile.txt

echo "2012 Feb X 32.99 65.78 98.76" >> inputfile.txt

echo "2014 Jan Y 12.99 17.44 21.34" >> inputfile.txt

echo "2012 Mar X 11.45" >> inputfile.txt

awk -F" " 'BEGIN{ X_sum=0;

print(" Sales Data for year 2014")

print("========================")

}

{ if($1=="2014")

{

print($2,":", $4+$5+$6+$7+$8+$9+$10+$11+$12+$13)

}

if($3=="X")

{

X_sum=X_sum+$4+$5+$6+$7+$8+$9+$10+$11+$12+$13

}

if($3=="Y")

{

Y_sum=Y_sum+$4+$5+$6+$7+$8+$9+$10+$11+$12+$13

}

if($3=="Z")

{

Z_sum=Z_sum+$4+$5+$6+$7+$8+$9+$10+$11+$12+$13

}

 

}

END { print(" ========================")

print("Station volume for 2014 is:")

print("X:" ,X_sum )

print("Y:" ,Y_sum )

print("Z:" ,Z_sum )

}

' < inputfile.txt

8 0
3 years ago
I want to select between 5 different 2-bit inputs and output it. How many bits do I need to specify which input?
miskamm [114]

Answer:

3 select inputs are required to select a specific input between 5 inputs.

Explanation:

Multiplexer is used to select the inputs from different inputs to a single output. There are many types of multiplexers for different number of inputs selection. 1. 2x1 is the type of multiplexer where 2 inputs and 1 output. This is used to select between these inputs. There is one more pin to select the input between these two inputs that is called <em>select </em>input.

2. Another type is 4x1 multiplexer. There are 4 inputs and one output. In this type of multiplexer 2 select pins are used for selection of input bits between these 4 inputs.

For more than 4 inputs and less than 8 inputs, 8x1 multiplexer is used. this multiplexer uses three inputs for selection purpose.

8 0
2 years ago
The __________ contains a list of all the resources owned by the library.
mario62 [17]

The catalog contains a list of all the resources owned by the library.

- Mabel <3

8 0
3 years ago
Consider the following code segment. The code is intended to read nonnegative numbers and compute their product until a negative
leonid [27]

Answer:

Option D The negative number entered to signal no more input is included in the product

Explanation:

Given the code as follows:

  1.        int k = 0;
  2.        int prod = 1;
  3.        while (k>=0)
  4.        {
  5.            System.out.println("Enter a number: ");
  6.            k= readInt( );
  7.            prod = prod*k;
  8.        }
  9.        System.out.println("product: "+prod);

The line 7 is a logical error. Based on the while condition in Line 3, the loop shall be terminated if k smaller than zero (negative value). So negative value is a sentinel value of this while loop. However, if user enter the negative number to k, the sentinel value itself will be multiplied with prod in next line (Line 7) which result inaccurate prod value.

The correct code should be

  1.        int k = 0;
  2.        int prod = 1;
  3.        while (k>=0)
  4.        {
  5.            prod = prod*k;
  6.            System.out.println("Enter a number: ");
  7.            k= readInt( );
  8.        }
  9.        System.out.println("product: "+prod);
5 0
3 years ago
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