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sineoko [7]
3 years ago
14

Which of the following is most often added to safety glasses to provide better protection from impact and flying particles? A. S

ide shields B. Glass lenses C. Scratch resistant coating D. Infrared lenses
Computers and Technology
1 answer:
Vesnalui [34]3 years ago
8 0

the answer is side shields cause the side shields gives more protection to the eyes than just the lens because the flying objects and particals can still get into your eyes even with the safty glasses but with the side shields the total risk of injury percentage goes down because the side shields helps blocks the flying objects and particals that are trying to get into your eye from the side

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Convert the following numbers. (Please show all steps; no marks will be awarded if no steps are shown) [1.5 x 4 = 6 marks]
katen-ka-za [31]

Answer:

i. 10210212

ii. 100 101 001 in BASE 2

iii. 46.4631

iv. 12.453125

Explanation:

i. Converting to base 10 we get

=  10 x 162 + 13 x 161 + 9 x 160 = 2777

Converting to base 10 we get  =

2777/3 = 925 with remainder 2

925/3 = 308 with remainder 1

308/3 = 102 with remainder 2

102/3 = 34 with remainder 0

34/3 = 11 with remainder 1

11/3 = 3 with remainder 2

3/3 = 1 with remainder 0

1/3 = 0 with remainder 1

Hence the Answer is 10210212

ii. = Octal is taken in pair of 3 bits , Writing binary of each number in 3 bits we get  = 100 101 001 in BASE 2

iii. = 1 x 52 + 2 x 51 + 3 x 50 + 3 x 5-1   = 38.6 in decimal

Converting to Octal we get

38 /8 = 4 with remainder 6

4 /8 = 0 with remainder 4

.6 x 8 =  4.8

.8 x 8 = 6.4

46.4631

iv. = 1x 81 + 4 x 80 + 3 x 8-1 + 5 x 8-2   = 12.453125

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4 0
3 years ago
How would you "break" a firewall in a laptop computer if you were no longer a administrator? (Cyber Security Related, Computers
4vir4ik [10]
Okay so what you would is press ctrl+alt+delete and click log out i think but if you have a disk put it in and secure everything trust me i am a computer savage. i hack thing all the time.

6 0
3 years ago
Write a program that accepts a time as an hour and minute. Add 15 minutes to the time, and output the result. Example 1: Enter t
Liula [17]

Answer:

Explanation:

C++ Code

#include <iostream>

#include <cstdlib>

using namespace std;

int main(){

double hour,minute;

cout<<"Enter Hours :";

cin>>hour;

cout<<"Enter Minutes :";

cin>>minute;

minute = minute+15;

if(minute >=60){

 hour++;  

 minute = minute-60;

}

if(hour>23){

 hour = 0;

}

cout<<"Hour: "<< hour<< " Minutes: "<<minute;

return 0;  

}

Code Explanation

First take hours and minutes as input. Then add 15 into minutes.

If minutes exceeds from 60 then increment into hours and also remove 60 from minutes as hours already incremented.

Then check if hours are greater then 23 then it means new day is start and it should be 0.

Output

Enter Hours :9

Enter Minutes :46

Hour: 10 Minutes: 1

5 0
3 years ago
you are troubleshooting an inkjet printer . users report that the printer is printing in the wrong colors. the problem just star
monitta

The likely cause of the printer printing in the wrong colors includes:

  • Ink cartridges installed in the wrong spot
  • leaking ink cartridges

<h3>What is a inkjet printer?</h3>

This refers to a computer peripheral that produces hard copies of a text document or photo by spraying droplets of ink onto paper.

In conclusion, the likely cause of the printer printing in the wrong colors includes ink cartridges installed in the wrong spot and leaking ink cartridges.

Read more about inkjet printer

brainly.com/question/4962501

#SPJ4

6 0
2 years ago
How did Federal Express use the Internet to promote their image as service providers?
olga55 [171]
To get the word around so more people would know about them
3 0
2 years ago
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