True / False
The meaning of bit patterns is determined by the way the HW and SW treat them.
Answer: True
Explanation:
The meaning of bit pattern are determined by the hardware and software treat them as, different types of computer used different pattern of bit for the instruction because they all are potentially different so the bit pattern are determine accordingly to the function of hardware and the software of particular devices.Instruction are stored in the form of bits in the similar memory as the data. Bit pattern are used to communicate in the memory as the sequence of bits.
When you declare a variable of a basic, primitive type, such as int x = 10;, the memory address where x is located holds the ____.
a.
location in memory of 10
b.
memory address of 10
c.
reference to 10
d.
value of 10
Answer:
Answer is (d) value of 10
Explanation:
Usually when we write "int x=10;", a memory space is allocated for an integer variable with name x, and content 10.
Answer:
Option d is the correct answer for the above question.
Explanation:
In c,c++ or java programming language, when a user declares a variable then that means that a variable is used to take space in memory and When a user assigns the value on that variable then that value is stored on the location of variable in the memory and that variable addressed that value for compiler and memory.
The above question asked that if there are declaration and initialization of a variable then what is held by the variable in the memory. The answer is the value which stated by Option d, hence it is a correct option while other is not because--
Option 'a' states that the address holds the location of value but it holds the value.Option b states that the address holds the memory location of value but it holds the value only.Option c states that the address holds the reference value of a value but it holds the value only.The true or false questions.
The command: find . -type f -mtime +10 will search in the current directory and its subdirectories for all regular files that have not been modified in more than 10 minutes.
Answer:
False
Explanation:
The command find . -type f -mtime +10 will search for all files in the current directory and its subdirectories which have not been modified in more than 10 days.
-type argument specifies the type of entity to be searched which in this case corresponds to f (or file).
-mtime argument specifies the last modified time check for the files in terms of number of days and not number of minutes.
T F Static local variables are not destroyed when a function returns.
Answer:
False
Explanation:
Static local variables are destroyed when a function returns.
They are always destroyed after a function returns.
Create a Simple HTML/CSS header:?
Answer:
We can create headers in html using <h1> through <h6> tags
Explanation:
We have six types of headings. They are:
<h1>
<h2>
<h3>
<h4>
<h5>
<h6>
If we want the heading to mark it as an important one, we can use <h1>.
So, <h1> heading is used for main headings.
If we want the heading to mark it as a least important one, we can use <h6>.
<h3>, <h4>, <h5> are used for sub headings.
Each HTML heading has a default size. However, you can specify the size for any heading with the style attribute, using the CSS font-size property as shown below:
<h1 style="font-size:50px;">The Hindu</h1>
We use headings to show the document structure.
Here is a simple html code :
<!DOCTYPE html>
<html>
<body>
<h1 style="font-size:50px;">This is my heading</h1>
<p> some text here</p>
</body>
</html>
Those firms must make some drastic changes quickly toavoid further demise and
possible liquidation that fall in__________ of grand strategymatrix
a. Qurdant-1
b. Qurdant-2
c. Qurdant-3
d. Qurdant-4
Answer:
c. Qurdant-3
Explanation:
Those firms must make some drastic changes quickly toavoid further demise and possible liquidation that fall in Qurdant-3 of grand strategymatrix .
. Which of the following personality characteristics areassociated
with people who are likely to exhibit violent behavior on thejob?
a. Neurotic
b. Optimistic
c. Extraverted
d. Type A
Answer:
The correct answer is A. People that are likely to exhibit violent behavior on the job are associated with neurotic personality.
Explanation:
Neurosis or neuroticism is a psychological tendency to maintain certain difficulties for emotional control and management.
People with high levels of neuroticism usually have low moods, close to depression or dysthymia, and show negative feelings such as envy, anger, anxiety and guilt. Neurotic people present this symptomatology much more frequently and severe than people who do not suffer from this condition.
The personality characteristic that is associated with people who have the tendency to display violent behavior on the job is: a. Neurotic.
Who is a Neurotic Person?Neurotic is a term used to described someone that is afflicted by neurosis. It implies a drastic and irrational mental, emotional or psychical reactions that are often out of proportion towards a minor problem.
Therefore, the personality characteristic that is associated with people who have the tendency to display violent behavior on the job is: a. Neurotic.
Learn more about neurotic on:
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what is the online shopping?explian abstract of online shoopimg?
Answer:
Online shopping is the process where costumers buy online goods and products over the internet from the sellers. The basic concept is that it is a e-commerce which runs partially over the internet. It has grown in popularity over the years because people find it easy to bargain shop and convenient.
Abstract of online shopping :
The main objective of the online shopping is that easy to use and make it interactive. It is a web based application for online retailers and users can view the each product and its complete specifications. It is a user friendly application which also provides drag and drop features so that user can easily add the product to the shopping cart and user can also go online and make changes in the order.
Write a program to check if two strings are different by one and only one character (when checked character by character). For example, lake and bake are different by one and only one character. pal and pale, bus and bit, kite and bit are NOT different by one and only one character.
C program to check if two strings are different by one and only one character
#include<stdio.h>
#include<string.h>
//driver function
int main()
{
int result;
char f_string[100],s_string[100]; /* Declaring f_string and s_string as strings*/
printf("Enter the first string : \n"); // Taking inputs from user
scanf("%s",f_string);
printf("Enter the second string : \n"); //
scanf("%s",s_string);
int l1 = strlen(f_string); // calculating length of strings
int l2 = strlen(s_string);
int difference = 0; // For storing the count difference in strings
if(l1==l2) // Checking lengths of string
{
for(int i=0;i<l2;i++)
{
if(f_string[i] !=s_string[i]) /*checking each character of f_string with the same character index of s_string*/
difference++; // updating the count difference
}
}
result=difference;
if(result==1) // if there is only one character difference
printf("The two strings are replaced by one character");
else
printf("The two strings are not replaced by one character");
}
Output
Enter the first string : lake
Enter the second string : bake
The two strings are replaced by one character
Enter the first string : pal
Enter the second string : pale
The two strings are not replaced by one character
Enter the first string : bus
Enter the second string : bit
The two strings are not replaced by one character
Enter the first string : kite
Enter the second string : bit
The two strings are not replaced by one character
Which of the following are examples of the concept of layered access in physical security? Select one: a. Firewall, IDS, CCTV b. Fences, gates, monitored doors c. CCTV, walls, antivirus d. RFID, biometrics, personal firewalls
Answer:
b. Fences, gates, monitored doors
Explanation:
The best defense is a good defense. A good security system is reliable and will provide you with a criminal-deterrent protection, detect intrusions, and trigger appropriate incident responses. It involves the use of multiple layers of interdependent systems like protective guards, locks, protective barriers, fences, and many other techniques.
B. Fences, gates, monitored doors
Further explanation
Fences, Gates, and Doors are one form of physical security in the concept of layered access.
A fence is an upright structure designed to limit or prevent movement across its boundaries. Apart from functioning as a property boundary, the presence of a fence also protects or secures the building from unwanted things, for example, the presence of uninvited guests. Completing its functions as a protector and security, the fence must be made with a sturdy construction so that it is not easily broken. The gate is a place to exit or enter a closed area surrounded by a fence or wall. The gate can be shaped simple next to the fence and has a decorative and monumental. Other terms for gates are doors and gates A door is an opening in a wall/area that facilitates circulation between spaces enclosed by a wall/area. Doors can also be found in buildings, such as houses and buildings. In addition, there is also a car door, wardrobe, etc.
Physical security is the protection of staff, hardware, programs, networks, and data from physical conditions and events that can cause damage or damage to the organization. Staff, important assets, system.
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Details
Class: College
Subjects: Computers and Technology
Keywords: security, protection, access
Write a program that reads in the radius and length of a cylinder and computes the area and volume using the following formulas:
1. Bottom area = Radius * Radius * 3.14
2. Cylinder Volume = Bottom Area * Length
3. Cylinder area = (2 * Radius * 3.14 * Length) + (2 * Bottom area)
Answer:
#include<iostream>
using namespace std;
int main(){
float radius,length;
float bottom_area, area, volume;
cout<<"Enter the value of Radius: ";
cin>>radius;
cout<<"\nEnter the value of length: ";
cin>>length;
bottom_area = radius * radius * 3.14;
area = bottom_area * length;
volume = (2 * radius * 3.14 * length) + (2 * bottom_area);
cout<<"Area is: "<<area<<endl;
cout<<"Volume is: "<<volume<<endl;
}
Explanation:
First include the library iostream for input/output.
then, initialize the variable radius and length.
cout is used to print the message or result on the screen
cin is used to store the value in the variable.
after that, by using the formula calculate the area and volume of cylinder.
the result is store in the area and volume variable.
Finally, print the result the output on the screen.
Note: All variables declare in the code is float type means you can enter the decimal value but you can enter the integer as well.
Final answer:
To calculate the area and volume of a cylinder, you input the radius and length, then use geometric formulas to calculate the bottom area, cylinder volume, and cylinder surface area. A sample Python program was provided to perform these calculations and display the results.
Explanation:
To compute the area and volume of a cylinder, we first need to gather input for the cylinder's radius (r) and length (h), which is often referred to as the height of the cylinder. We then apply the following formulas:
Bottom area (A) = Radius (r) * Radius (r) * 3.14Cylinder volume (V) = Bottom Area (A) * Length (h)Cylinder surface area (SA) = (2 * Radius (r) * 3.14 * Length (h)) + (2 * Bottom area (A))Here is a program in Python that performs these calculations:
import mathRemember to use consistent units for radius and length, such as meters or centimeters.
Which statement about images is correct? A) A virtual image cannot be formed on a screen. B) A virtual image cannot be viewed by the unaided eye. C) A virtual image cannot be photographed. D) Mirrors always produce real images.
Answer:
A) A virtual image cannot be formed on a screen.
Explanation:
A virtual image cannot be formed on a screen is correct about images.
A virtual image can be viewed by the unaided eye.
A virtual image can be photographed.
Mirrors don't always produce real images.
The correct statement about images is that a virtual image cannot be formed on a screen, as virtual images are created by diverging light rays. However, they can still be seen and photographed because devices like cameras and the human eye can focus these rays.
Explanation:The correct statement about images is A) A virtual image cannot be formed on a screen. Virtual images are formed when light rays diverge in front of a mirror or behind a lens, creating an image that appears to be located behind the mirror or lens. Unlike real images, which can be projected onto a screen because they are formed by converging light rays, virtual images are not formed at a point in space where a screen can capture them. However, virtual images can be seen by the unaided eye and can also be photographed, contrary to some misconceptions. This is because cameras and eyes can focus diverging rays to form an image.
Identify three different meanings of the word "interface" in Java Programing language.
Answer: Interface methods, interface variables and interface markers.
Explanation:
Interface methods are public and abstract by default.
Interface variables can be declared public, static and final
Marker interfaces are simply empty interfaces without any methods.
Create a program to determine the largest number out of 15 numbers entered (numbers entered one at a time). This should be done in a function using this prototype:
double larger (double x, double y);
Answer:
Output:-
Enter number:
2
Enter number:
1
Enter number:
4
Enter number:
3
Enter number:
5
Enter number:
7
Enter number:
6
Enter number:
8
Enter number:
9
Enter number:
11
Enter number:
10
Enter number:
12
Enter number:
14
Enter number:
13
Enter number:
15
Largest number: 15.0
Explanation:
Below is a java program to determine the largest number out of 15 numbers entered: -
import java.util.Scanner;
public class Largest {
double larger(double x,double y){
if(x>y)
return x;
else
return y;
}
double findLargest(){
double y;
double greatest=0.0;
Scanner s=new Scanner(System.in);
for(int i=0;i<15;i++){
System.out.println("Enter number: ");
y=s.nextDouble();
greatest=larger(greatest,y);
}
return greatest;
}
public static void main(String[] args){
Largest l=new Largest();
System.out.println("Largest number: "+l.findLargest());
}
}
.Write the code to implement the following expressions on 3, 2,1, and 0 address
machines. A= B + C x D
Answer:
Code to implement the expression-A= B + C x D
0 Address
The 0 address instruction consist 1 components in the format.
Only opcode
PUSH C
PUSH CD
MUL
PUSH B
ADD
POP A
1 Address
The 1 address instruction consist 2 components in the format.
One is opcode,other is addresses of source.
LDA D
MUL C
ADD B
STA A
2 Address
The 2 address instruction consist 3 components in the format.
One is opcode,other two are addresses of destination and source.
LOAD A, D
MUL A, C
ADD A, B
STORE A, A
3 address
The 3 address instruction consist 4 components in the format.
One is opcode, two are addresses of source and one is destination .
MUL A, D,C
ADD A, B,A
What are the differences between a Required RFC and an Elective RFC?
Answer Explanation:
Difference between a required RFC and an Elective RFC :
The internet system can not be run without required RFC system for running internet the require RFC system is most important whereas elective RFC is not mandatory for running internet systemrequired RFC is by default adopted by the system whereas for elective RFC it is to be selected according to their userequired RFC surely change and the system will achieve minimum conformity whereas it is not clear that when elective RFC is applied the conformity will achieveThe algorithm ____ is used to find the elements in one range of elements that do not appear in another range of elements.
A.
set_union
B.
set_difference
C.
set_join
Answer:
A. set_union
Explanation:
The algorithm set_union is used to find the elements in one range of elements that do not appear in another range of elements.
In an array list the time complexity of the remove function is identical to the time complexity of the ____ function.
A.
insert
B.
isEmpty
C.
isFull
Answer:
C. is Full
Explanation:
In an array list the time complexity of the remove function is identical to the time complexity of the ''isFull'' function.
In an array list, the time complexity of the remove function is identical to the time complexity of the full function. Thus, the correct option for this question is C.
What is an Array list?An array list may be defined as a part of the Java collection framework that significantly provides dynamic arrays in Java to the users. It extends its size in order to accommodate new elements and shrinks its size when the elements are eliminated.
According to the context of this question, the time complexity of the remove function specifically eliminates all sorts of elements that are involved or included in Java collection. This is identical to the time complexity of the full function.
Therefore, in an array list, the time complexity of the remove function is identical to the time complexity of the full function. Thus, the correct option for this question is C.
To learn more about the Java collection, refer to the link:
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Kleene star of {1} generates {1, 11, 111, 1111, 11111……}.
True
False
Answer:
False
Explanation:
Kleene star is a unary operation, we can perform this on a character or set of strings.It means zero or more than zero up to infinite.
It is represented by Vˣ or V+.
For 1, the kleene star will be empty string '∈' or any number of strings.
1ˣ =(∈,1,11,111,1111,11111......)
In question, the empty string '∈' is not present.
Cite at least three medical technologies that make our lives better?
Answer:
Three medical technologies that makes our lives better are:
In today's world technology boots innovation, stethoscope is coming to our smart phones as we can download it in our smartphones and it provide the analog and digital sound and can transmit it to bluetooth to cloud and doctor can store the data into the patient’s health checkup record. It is cost effective. Artificial organs used for replacement to relieve human being from pain as it makes life easier and improve one's health status. Robotic surgery is also used to helps to aid in flexibility and control various health issues.How to declare a structure of a linked list?
Answer:
struct Node{
int data;
struct Node *next;
};
Explanation:
Linked list is the data structure which is used to store the series data but not in continuous memory location .
Linked list contain node which store the data and pointer which store the address of next node. If their is no next node, then it store the NULL.
so, the structure must declare the data and a pointer variable.
You can leave out the ____ statements in a switch structure.
a.
switch
b.
if
c.
case
d.
break
Answer:
break
Explanation:
Break is the statement in the programming which is used to terminate the loop or case in the switch structure.
Break immediately terminate or move program control to next statement outside the loop or switch structure.
For example:
for(int i=0;i<4;i++)
{
print("hello world");
break;
}
when the program execution reach to the break statement. The loop structure terminate and program control goes to next of for loop.
similarly for switch case,
switch(int number)
{
case 1:
print("hello");
break;
}
when the program execution reach to the break statement. it terminate the switch structure.
(TCO 4) What will the following program segment display? int funny = 7, serious = 15; funny = serious % 2; if (funny != 1) { funny = 0; serious = 0; } else if (funny == 2) { funny = 10; serious = 10; } else { funny = 3; serious = 3; } cout << funny << " " << serious << endl; }
Answer:
3 3
Explanation:
The operator modulus '%' is gives the reminder of the number.
for example:
7%2 it gives the result 1 because 1 is reminder after divided by 2.
Initially the value of funny is 7 and serious is 15.
then, 15 is modulus by 2 which gives 1 and it store in the funny.
After that, if else statement check for condition.
funny != 1 this condition is FALSE because Funny is equal to 1.
it moves to else if part Funny == 2 condition again FALSE it then move to else part and execute the statement Funny contain 3 and serious contain 3.
and then display.
Therefore, the answer 3 3.
Answer:
It'll be 3 3. Just because i think it is, duh
Explanation:
Trailer nodes at the end of the list should contain avalue ____ than the largest value in the dataset.
a. smaller
b. larger
c. a or b
d. None of the above
int exampleRecursion (int n)
{
if (n==0)
return 0;
else
return exampleRecursion(n-1) + n*n*n;
}
Answer:
b. larger
Explanation:
Trailer nodes at the end of the list should contain avalue larger than the largest value in the dataset.
Convert the following Base 10 (decimal) numbers to base 2(binary):
107
200
Answer:
107₁₀ - 1101011
₂ (Binary representation)
200₁₀- 11001000₂ (Binary representation)
Explanation:
Converting from Decimal to binary:
Procedure -
1. Divide the number by 2, write the reminder separately.
2. Divide the divisor by 2, write the reminder before the previously written reminders.
Keep doing this till you get your divisor as 1.
Then we will write the divisor before the written reminders and that will be the binary representation.
For 107 :
We divide 107 by 2 ,we get the divisor 53 and remainder 1
( 1 )
Then,we will divide this divisor i.e 53 by 2,we get divisor 26 and remainder 1 ,we will put this remainder before the previous one.
( 1 1 )
Then,we will divide this divisor i.e 26 by 2,we get divisor 13 and remainder 0 ,we will put this remainder before the previous one.
( 0 1 1 )
Then,we will divide this divisor i.e 13 by 2,we get divisor 6 and remainder 1 ,we will put this remainder before the previous one.
( 1 0 1 1 )
Then,we will divide this divisor i.e 6 by 2,we get divisor 3 and remainder 0,we will put this remainder before the previous one.
( 0 1 0 1 1 )
Then,we will divide this divisor i.e 3 by 2,we get divisor 1 and remainder 1 ,we will put this remainder before the previous one.
( 1 0 1 0 1 1 )
As we get the divisor=1,then we will stop.we will write the divisor before the written reminders.
( 1 1 0 1 0 1 1 )
This will be the binary representation of 107.
For 200 :
We divide 200 by 2 ,we get the divisor 100 and remainder 0
( 0 )
Then,we will divide this divisor i.e 100 by 2,we get divisor 50 and remainder 0 ,we will put this remainder before the previous one.
( 0 0 )
Then,we will divide this divisor i.e 50 by 2,we get divisor 25 and remainder 0 ,we will put this remainder before the previous one.
( 0 0 0 )
Then,we will divide this divisor i.e 25 by 2,we get divisor 12 and remainder 1 ,we will put this remainder before the previous one.
( 1 0 0 0 )
Then,we will divide this divisor i.e 12 by 2,we get divisor 6 and remainder 0 ,we will put this remainder before the previous one.
( 0 1 0 0 0 )
Then,we will divide this divisor i.e 6 by 2,we get divisor 3 and remainder 0 ,we will put this remainder before the previous one.
( 0 0 1 0 0 0 )
Then,we will divide this divisor i.e 3 by 2,we get divisor 1 and remainder 1,we will put this remainder before the previous one.
( 1 0 0 1 0 0 0 )
As we get the divisor=1,then we will stop.we will write the divisor before the written reminders.
( 1 1 0 0 1 0 0 0 )
This will be the binary representation of 200.
Use mathematical induction to prove that n(n+5) is divisible by 2 for any positive integer n.
Answer:
Explanation:
We can deduce from the formula that any result from a positive integer for n will be divisible by 2, because of the following facts.
If n is an odd number, then n+5 will equal an even number. Also since an even number multiplied by an odd number equals an even number it is thereby divisible by 2.
Example: 3(3+5) ⇒ 3(8) = 24 (divisible by 2)
If n is an even number, then n+5 will equal an odd number, and as stated above any integer multiplied by an even number will equal an even number thus making it divisible by 2.
Example: 2(2+5) ⇒ 2(7) = 14 (divisible by 2)
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.
- If we place records from different tables in adjacent____________, it would increase efficiency of a database.
Physical location
Table
Form
empty location
Answer: Physical location
Explanation:
If we place records from, different tables in adjacent physical location, it would increases efficiency of a databases as, database consolidates records from previously store in separate files into a common file. Databases are fast and efficient when they are dealing with large data. When all the information is stored in multiple physical location it is also known as distributed database, as physical location helps to provide the physical and logical path and also protect from default locations in the database.
What are the advantages and disadvantages of UTF-8 compared to ASCII?
Answer:
UTF-8 and ASCII both are the character encoding.
In a system,every character has some binary representation,these are the method to encode them.Earlier only ASCII was there, for every character it uses 8 bits to represent.In ASCII only 8 bytes were there i.e 2^8 that is 256.We can't represent number beyond than 127 so it generate a need for other encoding to get into,these drawbacks lead to Unicode,UTF-8.
As ASCII codes only uses a single byte,UTF-8 uses upto 6 bytes to represent the characters.So we can save characters which are as long as 2^48 characters. We can read this encoding easily by the help of shift operators and it is also independent of byte order.
As messages on internet were transferred over 7 bit ASCII messages,so many mail servers removed this encoding.
Final answer:
UTF-8 offers greater language support and compatibility with ASCII, making it ideal for international applications, at the expense of potentially increased file size and complexity in encoding/decoding processes.
Explanation:
Advantages and Disadvantages of UTF-8 Compared to ASCII
The question regarding the advantages and disadvantages of UTF-8 compared to ASCII centers on two dominant character encoding schemes used in computers and digital devices. ASCII, which stands for American Standard Code for Information Interchange, was one of the first encoding standards to be widely used. UTF-8 (8-bit Unicode Transformation Format) is a more modern encoding scheme designed to address some limitations of ASCII.
Advantages of UTF-8
Compatibility with ASCII: UTF-8 is backward compatible with ASCII. This means that any ASCII text is also valid UTF-8 text, facilitating a seamless transition between the two.
Global language support: Unlike ASCII, which only supports English characters, UTF-8 can represent characters from virtually any language in the world, making it ideal for international applications.
Dynamic character size: UTF-8 encodes characters using 1 to 4 bytes, efficiently representing more characters than ASCII without using extra space for simpler characters.
Disadvantages of UTF-8
Potential for increased file size: For languages that predominantly use characters outside the ASCII range, UTF-8 encoded files may be larger than those encoded in a fixed-width format designed for that language.
Complexity: Decoding and encoding UTF-8 can be more complex than ASCII, requiring additional processing power, which might be a consideration for systems with limited resources.
In summary, UTF-8 offers greater flexibility and language support compared to ASCII but may introduce complexity and increased file size for certain languages. Its design balances compatibility with the need for a universal encoding system that accommodates the global nature of the internet and computing.
When a structure satisfies all the properties of a relation except for the first item—in other words, some entries contain repeating groups and thus are not single-valued—it is referred to as a(n) ____________________.
Which of the following are primitive types?
A. Byte
B. String
C. Intege
D. Float
E. Choice (C) & (D)
Answer:
A. Byte, C. Integer, and D. Float
Explanation:
Great question, it is always good to ask away and get rid of any doubts that you may be having.
To answer this question we need to know what a primitive type actually is.
Primitive Data Types: are data entries that have a specific simple value of the kind that is entered. Examples of these are Bytes, Integers, Char, and Float.
Non Primitive types hold more than one entries with their own values. Examples of these are String, Array's, and Classes.
Therefore the answer is A. Byte, C. Integer, and D. Float
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.