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stealth61 [152]
3 years ago
9

Case 2-2 Jack has a computer at home that he uses to access the Internet, store and edit personal photos, and create and edit do

cuments. Recently, he has come to realize that in order to keep the computer performing at its best, he needs to carry out regular system maintenance on the computer. Since Jack has a Windows system, he can right-click a hard drive icon in File Explorer, select Properties, and then select the ____ option on the Tools tab to check that hard drive for errors.

Computers and Technology
1 answer:
bekas [8.4K]3 years ago
3 0

Answer:

Check button under error checking

Explanation:

Under the Tools tab there are two options:

Error checking and Optimize and defragment drive option.

clicking the check button with administrative permission under error checking option will examine the hard drive for errors.

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Jeremy knows that there is a keyboard shortcut in Word, but he does not know what it is. What should Jeremy do to find out what
loris [4]

The correct answer to this question is that Jeremy should use the F1 key.

In Word, the F1 key is the help button that will help Jeremy find any keyboard shortcut that he is looking for. After pressing F1, he can search for what he is looking for. A second option to find a keyboard short would be to perform a simple search on the Internet for what he is looking for.

3 0
3 years ago
Jenny needs to record the names of 30 students, write down the subjects they studied, and note their grades in each subject afte
SCORPION-xisa [38]

Changing a worksheet name in Microsoft Excel can be done in multiple ways, but only one of them is correctly explained in the provided option, which is (A) double-click both the worksheet tabs one at a time and then enter the new names.

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5 0
3 years ago
Read 2 more answers
Describe how you believe technology will impact our society in 50 years.
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Answer:

Wall-e

Explanation:

We will all be fat, lazy, on floating chairs with everything in our lives being automated thanks to AI and everyone's obsession to do less.

5 0
3 years ago
C. There are two types of computer on the basis of size. true or false​
Veronika [31]

Answer:

False

Explanation:

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4 0
3 years ago
Write a multithreaded program that generates the Fibonacci series using Pthreads thread library. This program should work as fol
Mamont248 [21]

Answer:

#include <pthread.h>

#include <stdio.h>

#include <stdlib.h>

pthread_mutex_t mutex;

int fib[10]; /* this data is shared by the thread(s) */

int in = 0;

void *genFibo(void *param); /* the thread */

int main(int argc, char *argv[])

{

   pthread_attr_t attr;  

   if (argc != 2) {

   fprintf(stderr,"usage: fibthread <integer value>\n");

   return -1;

   }

   int count = atoi(argv[1]);

   if (count < 1) {

   fprintf(stderr,"%d must be>= 1\n", count);

   return -1;

   }

   pthread_attr_init(&attr);

   // Mutex Lock

   pthread_mutex_init(&mutex, NULL);

   // each thread computes fibonacci

   for(int i = 1;i <= count;i++) {

   pthread_t thread;

   pthread_create(&thread, &attr, genFibo, (void*)i);

   pthread_join(thread, NULL);    

   }    

   // print resulting array

   for (int i = 0; i < in;i++) {

   printf("%d ", fib[i]);

   }

   printf("\n");

   pthread_mutex_destroy(&mutex);

}

void *genFibo(void *param)

{

   pthread_mutex_lock(&mutex);

   fib[in++] = fibonacci((int)param);

   pthread_mutex_unlock(&mutex);

   pthread_exit(0);

}

int fibonacci (int x)

{

   if (x <= 1) {

   return 1;

   }

   return fibonacci(x-1) + fibonacci(x-2);

}

4 0
3 years ago
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