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qwelly [4]
3 years ago
15

The ________ of the operating system enables users to communicate with the computer system. Select one: A. user interface B. mod

em C. network adapter card D. window
Computers and Technology
1 answer:
Mumz [18]3 years ago
8 0
The user interface of the operating system
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Consider the following class definitions. public class BClass { private int x; public void set(int a) { x = a; } public void pri
Feliz [49]

Answer:

Option (ii) is the correct option to the following code.

Explanation:

In the following code of the Java Programming Language, there is two print function after the set function then, we firstly set the value of x and print it through print function which is already declared then, we set the value of y through set function then, print the value of y through print function. So, that's why the following option is correct.

4 0
3 years ago
The processor has a five-stage pipeline F D O E M S; that is, instruction fetch, instruction decode, operand fetch, execute, mem
lawyer [7]

Answer:

a) Internal Forwarding is not used = 26 clock cycles

b)Internal Forwarding is used= 22 clock cycles

5 0
4 years ago
What EFC number will enable a student to receive the full amount of a Pell<br> Grant?
Eddi Din [679]

Answer:

I'm pretty sure to get the absolute maximum amount the EFC has to be 0 or really close to it. The EFC, or Expected Family Contribution, is mainly determined by your family's income. If your family has multiple students who will be enrolled in college, the number may be lower. It's not really about what number a student "should" have though, because the only way for you to lower it yourself is to lie, and you really don't want to do that-if you are found to have lied on your FAFSA there can be some serious legal consequences.

5 0
3 years ago
Write the one Sale method of the GroceryStore class. Method oneSale has one parameter: the name of one product (that a customer
DIA [1.3K]

Answer:

Check the explanation

Explanation:

bool oneSale(string item){

for(int i=0;i<capacity;i++){ // iterate till the capcity of array

if(item==grocerryList[i].name()){ // if name matches

 if(grocerryList[i].getStock()>0){ // and stock is greater than 0

  grocerryList[i].setStock(grocerryList[i].getStock()-1); // subtract 1 from the stock

// or alternate is grocerryList[i].stock= grocerryList[i].stock-1;

 return true; // return true

}

}

else if(item==grocerryList[i].name()){ // if name matches

 if(grocerryList.getStock()==0){ // but stock is empty

 return false; // return falsse

}

}

else{ // means item is not available so there is no need to check stock

return false; // return false

}

}

}

8 0
3 years ago
What is TLB for? Why TLB? Given the following number, what is theeffective memory access time?
vodomira [7]

Answer:

A lookaside buffer translation (TLB) is a memory cache that reduces the time it takes to access a user memory place. TLB includes the most lately used page table entries.

TLB is used to overcome the issue of sizes at the time of paging. Page Table Entry (PTE) is used for framing the memory ,but it uses two references one for finding  the frame number and the other for the address specified by frame number.

<u>Formula for finding effective memory access time-</u>

Effective Memory Access Time = (TLB access_time+Memory Access Time)*hit ratio + (TLB access_time+2*Memory Access Time)*(miss ratio)

Given in question,

Hit ratio = 0.90

Memory Access Time = 150ns

TLB access time= 5ns

Effective Memory Access Time = (TLB access_time+Memory Access Time)*hit ratio + (TLB access_time+2*Memory Access Time)*(miss ratio)

                            =(5+150) * 0.90 + (5+2*150)*(1-0.90)

                             =155 * 0.90 + (305*0.1)

                             =139.5 + 30.5

                             = 170ns

8 0
3 years ago
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