Answer: Title bar
Explanation: Content pane is like a content box with certain features containing the object and knowledge about it. It is usually referred with several factors like labels , text, buttons etc to load the data in the dynamic way. These features are present within the content pane. The only feature outside the content pane is title bar and thus is not found in content pane.
In how many ways can the letters of the word APPROXIMATION be arranged?
Answer:
2494800
Explanation:
A lot of math and time.
The tremendous diversity ofthe source system is the primary reason for their complexity. Doyou agree/ If so, explain briefly why.
Answer and Explanation:
Yes, the situation mentioned in the question is agreeable.
Diversity in the field source system is due to the presence of data elements present in the system which directly increases the complexity of the system.The data can be stored in one place in any amount at present time due to developed technology but there are chances of lapse and complexity.
The reason is the variety of types of data that is stored which makes it difficult to access the data related to every single element especially when the data storage is in a large amount. Individual data sources also don't show high dependency on. Thus the complexity arises.
Perfective maintenance usually is cost effective ____ the system
Answer:
During the middle of
Explanation:
Perfective maintenance usually is cost effective during the middle of the system.
Perfective maintenance usually is cost effective during the middle of the system.
Write a python function c that converts bitstring array back to an integer numpy array
Answer:
import numpy as np#importing numpy module with an alias np.
def c(bitstring_array):# defining function c.
num_integer=bitstring_array.dot(2**np.arange(bitstring_array.size)[::-1])#bitstring conversion.
return num_integer#returning integer array.
print("Enter bits")
Bit_l=input().split(" ")#enter space separated bitstring.
for i in range(len(Bit_l)):#iterating over the bitstring.
Bit_l[i]=int(Bit_l[i])
bitstring_array=np.array(Bit_l)
print(c(bitstring_array))#function call.
Output:
Enter bits
1 1 1 0 0 1
57
What are two reasons why tuples exist in Python?
A tuple is a sequence of grouped values. It serves to group, as if they were a single value, several values that, by their nature, must go together. The tuple type is immutable. A tuple cannot be modified once it has been created.
One of the reasons why there are tuples in phyton is that they are generally used to determinate that their content is not modified. They constitute a type of data widely used in the definition and call of functions and in other situations where it is necessary to use the capacity of tuples to be packaged and unpacked. The benefits of immutability are simplicity, reduced demand for storage space and high performance in processing, issues that exceed the lists.
Another reason why there are tuples on python is that tuples are faster than lists. If a constant set of values is defined and all that is going to be done is to iterate over them, it is better to use a tuple instead of a list.
Tuples in Python are immutable, which ensures data integrity and can be used as keys in dictionaries. They contribute to clearer, more maintainable code by supporting tuple assignment where multiple variables can be assigned in a single statement.
Reasons Why Tuples Exist in Python
One of the reasons why tuples exist in Python is because they are immutable. This means once a tuple is created, it cannot be modified, which is an essential feature in situations where a constant set of values is needed, and it prevents the data from being altered accidentally. Another reason for the existence of tuples is their ability to be used as keys in dictionaries due to their immutability and hashability. This allows for the sorting of lists of tuples and using them in data structures where the integrity of the key must be preserved.
Besides, tuples can increase code clarity and integrity in contexts where an immutable sequence of elements is expected. An example is passing arguments to a function; tuples can reduce the risk of bugs associated with mutable objects, hence reducing the potential for unexpected behavior due to aliasing.
Moreover, tuples can streamline tuple assignment in Python, where multiple variables can be assigned values simultaneously on the left side of an assignment statement. This can lead to cleaner, more readable code.
Given the following code. float dollars[5] = {1986.10, 240.99, 215.50, 75.00, float euros[5]; Give the C++ code that will fill the euros array with the corresponding euro value dollars array. So the first element of euros will be equivalent to the euro vat clement of the dollars array, etc. Use the following formula: 1 dollar = .92 euro
Answer:
#include <iostream>
using namespace std;
int main()
{
float dollars[5] = {1986.10, 240.99, 215.50, 75.00, 65.97};
float euros[5];
for(int i=0;i<5;i++){
euros[i] = dollars[i]*0.92;
}
for(int i=0;i<5;i++){
cout<<euros[i]<<endl;
}
return 0;
}
Explanation:
First include the library iostream for input/output.
then, create the main function and declare the arrays.
after that, take a for loop for traversing through dollars array and convert into euros by multiply each element with 0.92 value and store in the euros array with same index value as dollars array.
finally, take the for loop for print each element of the euros array.
Examine the following code and answer questions 7 below. IGNORE COMPILE ERRORS.
int j = 0;
for (j = 0; j <= 9; j++)
{ printf( “%d”, 1 + ( rand() % 5 )); }
7. What are the POSSIBLE range of numbers that will be printed by the “printf()” statement above?
Answer:
1 to 5 both included.
Explanation:
rand() is the function which is used to generate the random values within the range.
for example:
rand() % 10;
it means it generate the output from 0 to 9. if we add the 1 in the above code:
like 1 + (rand() % 10);
Then, the range is from 1 to 10, it increase the range from start and end as well.
in the question code, for loop is used to for executing statement 9 times.
rand() % 5
it generate the number from 0 to 4.
and 1 + ( rand() % 5 ))
it generate the output from 1 to 5
Therefore, the answer is 1 to 5.
In the EXACT 4SAT problem, the input is a set of clauses, each of which is a disjunction of exactly four literals, and such that each variable occurs at most once in each clause. The goal is to nd a satisfying assignment, if one exists. Prove that EXACT 4SAT is NP-complete.
Final answer:
To prove EXACT 4SAT is NP-complete, we show it's in NP and that any NP problem can be reduced to it; typically, by reducing 3SAT to EXACT 4SAT while respecting its unique constraints.
Explanation:
To prove that EXACT 4SAT is NP-complete, we can follow the standard procedure for such proofs. First, we must show that EXACT 4SAT is in NP. This is straightforward because once a candidate solution (assigning truth values to variables) is proposed, it can be checked in polynomial time whether all the clauses are satisfied. Second, we must demonstrate that every problem in NP can be polynomially reduced to EXACT 4SAT. This is often done by reducing a known NP-complete problem to EXACT 4SAT.
One possible approach is to reduce from 3SAT to EXACT 4SAT, as 3SAT is a well-known NP-complete problem. This reduction would involve taking each clause of three literals in a 3SAT instance and transforming it into one or more clauses of exactly four literals such that the transformed clauses are satisfiable if and only if the original clause is satisfiable. Care must be taken to ensure that each variable occurs at most once in each new clause. After a valid reduction is constructed, this would mean EXACT 4SAT encompasses at least the difficulty of 3SAT, confirming its NP-completeness.
)1-bit sign, 8-bit exponent, 23-bit fraction and a bias of127 is used for ___________ Binary Floating PointRepresentation
o Double precision
o Single Precision
o All of above
o Half Precision
Answer: Single precision
Explanation:
A 1-bit sign, 8-bit exponent, 23-bit fraction and a bias of 127 is used for the single precision binary floating point representation. As, single precision is the smallest change that can be represented as floating point representation is called as precision. It is the computer format number, which occupies 32 bits in the computer memory.
The IEEE standard specify a binary 32 as:
Sign bit- 1 bit
Exponent width- 8 bits
Significant and precision- 24 bits (23 stored as explicitly)
Nyquist states that the bit rate of a noise-free digital transmission can be no more than one-half the bandwidth of the signal.
a) True b) False
Answer: False
Explanation:
Nyquist states that the bit rate of a noise-free digital transmission is shown by
C = 2 B log2 m bits/sec
where,
C is the channel capacity
B is the bandwidth of the channel
and m is the number of discrete levels in the signal
Write a program that converts temperatures in the Celsius scale to temperatures in the Fahrenheit scale. Your program should ask the user to supply the Celsius temperature, and convert the temperature entered to degrees Fahrenheit using the formula Fahrenheit = 1.8 * Celsius + 32. It should then display the Fahrenheit temperature.
Answer:
#include <iostream>
using namespace std;
int main()
{
float celsius;
cout<<"Enter the temperature in Celsius: ";
cin>>celsius;
float Fahrenheit = 1.8 * celsius + 32;
cout<<"The temperature in Fahrenheit is: "<<Fahrenheit<<endl;
}
Explanation:
first include the library iostream in the c++ programming.
Then, create the main function and declare the variable celsius.
cout is used to print the message on the screen.
cin is used to store the user enter value in the variable.
then, apply the formula for calculating the temperature in Fahrenheit
and store the result in the variable.
Finally, print the result.
A variable that can store an address is known as a(n) ____ variable.
A) register
B) pointer
C) static
D) extern
A variable that holds an address is known as a pointer variable.
Such variable "points" to location of memory in computer, the location can be another variable, primitive data type, object and more.
The answer is therefore B.
Hope this helps.
r3t40
.All of the following are true with the respect to implicitinvocation except:
A.it is based on the notion of bradcasting B.it is event-driven C.data exchange usesrepository D.components are instances ofabstractions
Answer: D) components are instances of abstraction
Explanation:
As, implicit invocation is the process by which it is used by the the software designer for styling the architecture of the software,where the event handling structured are formed in the system. The main aim of the implicit invocation is to separated the conceptual concern for maintaining or improving the ability of the software engineer. It is basically based on the notion of the broadcasting and based on the event driven. The components are the instance of the abstraction which are not used as the components in implicit invocation which are relinquished control the system over the computational performance,this is the major disadvantage of the implicit invocation.
What is DATE data type and its syntax and what is TIMESTAMP data type and its syntax in SQL language.Explain the difference between both of them .
Answer: The DATE datatype give us the particular date whereas TIMESTAMP gives us the date as well as the time as the particular moment.
Explanation:
DATE datatype gives us the date in the format yyyy-mm-dd. The timestamp format is yyyy-mm-dd hh:mm:ss. time stamp are of two types :
timestamp with time zone and timestamp without time zone.
Date is the date on that particular day whereas the timestamp is the date along with the specific time when the query is executed.
Using a conditional expression, write a statement that increments numUsers if updateDirection is 1, otherwise decrements numUsers. Ex: if numUsers is 8 and updateDirection is 1, numUsers becomes 9; if updateDirection is 0, numUsers becomes 7. Hint: Start with "numUsers = ...".
import java.util.Scanner;
public class UpdateNumberOfUsers {
public static void main (String [] args) {
int numUsers = 0;
int updateDirection = 0;
numUsers = 8;
updateDirection = 1;
/* Your solution goes here */
System.out.println("New value is: " + numUsers);
return;
}
}
Answer:
import java.util.Scanner;
public class UpdateNumberOfUsers {
public static void main (String [] args) {
int numUsers = 0;
int updateDirection = 0;
numUsers = 8;
updateDirection = 1;
if(updateDirection==1){
numUsers++;
}else{
numUsers--;
}
System.out.println("New value is: " + numUsers);
return;
}
}
Explanation:
Conditional statement is the statement which used to check the condition, if condition is TRUE then execute the statement otherwise not execute.
if else is the Conditional statement which used in the programming.
According to question, if updateDirection == 1, then increment numUsers , otherwise decrement.
these are the condition which can put in the if else statement:
if(updateDirection == 1)
{
numUsers++; //increment
}else{
numUsers--; //decrement
}
___ is an example of a function prototype.
A) float roi(int, double);
B) printf("%f", roi(3, amt));
C) roi(3, amt);
D) float roi( int yrs, double rate)
Answer:
A
Explanation:
B is a print statement.
C is a function invocation
D is a function declaration
A prototype is actually quite close to a declaration. The semi-colon at the end shows that no implementation will follow. Adding parameter names is allowed but would only be helpful for better understanding.
)Which of following can be thrown using the throwstatement?
? Error
? Throwable
? Exception
? RuntimeException
? All of Given
? None of given
Answer:
All of Given
Explanation:
The throw keywords can be used to throw any Throwable object. The syntax is :
throw <Throwable instance>
Note that Error and Exception are subclasses of Throwable while RuntimeException is a subclass of Exception. So the hierarchy is as follows:
Throwable
-- Error
-- Exception
-- RuntimeException
And all of these are valid throwable entities. As a result "All of Given" is the most appropriate option for this question.
Answer:
The answer is B: throwable
Explanation:
Throwable is the super class of all exceptions
Write a pseudocode statement thatassigns the sum of 10 and 14 to the variable total.
Answer:
Declare x,y and total as variables
Set x=10
Set y=14
Set total = x+y
Output Total
Explanation:
In this pseudo code we are declaring 3 variables x to hold the value 10 y for holding the the value 14 and total for holding the sum of x and y. We have assign 10 to x 14 to y and then we are assigning the sum of x and y to the total variable.then we are printing the total. Above written is the pseudo code for the same.
Final answer:
To assign the sum of 10 and 14 to a variable named 'total' in pseudocode, you would simply write: 'total = 10 + 14'. This sets the variable 'total' as an accumulator, storing the calculated sum.
Explanation:
The pseudocode to assign the sum of 10 and 14 to the variable total can be written as follows:
total = 10 + 14
This statement creates an accumulator variable named total that holds the combined value of 10 and 14, which is 24. In programming, an accumulator is a common term used to describe a variable that accumulates the sum of multiple numbers, either through direct assignment as shown, or within a loop structure that iteratively adds to the total.
As an example, if we were to use a loop to calculate the sum:
total = 0
for i = 1 to 2
if i == 1
total = total + 10
else if i == 2
total = total + 14
end for
What are the field/method access levels (specifiers) and class access levels ?
Answer:
There are 5 access specifiers totally in C#
Explanation:
In C# there are 5 different access specifiers.
1. Private
2. Protected
3. Internal
4. Protected Internal
5. Public
Fields or methods can have all the access modifiers, where as classes can have only 2 (internal, public) of the 5 access specifiers.
I have explained the usage of each access modifier below.
Private :
Private members are available only with in the containing type.
Public :
Public members are available any where. There is no restriction.
Internal: Internal members are available anywhere in the containing assembly.
Protected:
Protected Members are available, with in the containing type and to the types that derive from the containing type.
Protected Internal :
These are available anywhere within containing assembly and from within a derived class in any another assembly.
A program written in ____ is the most basic circuitry-level language.
a.
Java
b.
machine language
c.
BASIC
d.
C
Answer:
The correct answer is B. Machine Language.
Explanation:
A programming language is a language that can be used to control the behavior of a machine. It consists of a set of syntactic and semantic rules that define its structure and the meaning of its elements, respectively.
A low level language is one that exposes the programmer to the operations of the machine, without contributing its own constructions. That is, in low level languages it will be possible to do everything the computer is capable of doing, but to achieve this the programmer will have to be intimately familiar with the details of the electronics in which his program runs.
An example of the low level language is the machine language that consists of binary instructions ready to run. The machine language is the one that gives orders to the machine, which are the fundamental operations for its operation. The computer only understands a language known as binary code or machine code, consisting of zeros and ones, which are easy to understand by the hardware of the machine. This language is much faster than high level languages. The disadvantage is that they are quite difficult to handle and use, besides having huge sources codes where finding a fault is almost impossible.
Final answer:
Machine language is the most basic circuitry-level language, written in binary code. High-level programming languages like C provide a more user-friendly alternative for programming.
Explanation:
The program written in machine language is the most basic circuitry-level language. Machine language is directly executed by the central processing unit (CPU) and is composed of binary code, which consists of zeros and ones. This type of programming is considered a low-level language, as opposed to high-level programming languages like Java, BASIC, or C, which require a compiler to convert their instructions into machine code that the CPU can understand and execute.
True / False Bit patterns have no intrinsic meaning.
Answer:
The given statement is True
Explanation:
Since, a bit pattern is a bit sequence, basically, data which as such has no intrinsic meaning.
Bit pattern is a bit sequence or sequentially arranged binary digits.
It is used to describe bit sequence in communication channels, memory or some other device.
Bit patterns are used to represent instructions, floating point numbers, signed/unsigned integers.
(TCO 4) What will be the value of input_value if the value 5 is input at run time? cin >> input_value; if (input_value > 5) input_value = input_value + 5; else if (input_value > 2) input_value = input_value + 10; else input_value = input_value + 15;
Answer:
15
Explanation:
if ..else is the conditional statement which is used to check the condition is true or not, if the condition is true that execute the particular statement and if not it moves to else part for execution.
if condition is more than two we can use continuous if else statement
Syntax:
if(condition)
{
statement;
}else if(condition)
{
statement;
}else
{
statement;
}
In the code:
The value of the input is 5.
first it goes to if part and check condition if 5 > 5, condition false it equal to 5 not greater than 5.
it then moves to else if part and check condition if 5 > 2, condition is true,
it execute the code inside the else if part. so, input_value become
5+10 which 15.
after that, program control terminate the if else statement it does not check further.
__________ was awarded the Nobel Prize in physics forhis work on the photoelectric effect.
That Einstein
It was Einstein
Einstein who
Einstein
Answer:
Albert Einstein
Explanation:
Hello, great question. It is always good to ask questions and get rid of any doubts.
Albert Einstein was awarded the Nobel Peace Prize for his work on Photoelectric Effect in the year 1921. Albert Einstein was a physicist who was born in Germany in 1955, and dedicated his life to science. Largely known for his discovery of the General Theory of Relativity. Einstein won the Nobel Peace prize for discovering that light are formed in packets of energy that travel at in different frequencies or wave lengths.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.
Final answer:
"Albert Einstein" was honored with the Nobel Prize in Physics in 1921 for his explanation of the photoelectric effect, which supported the quantized nature of electromagnetic radiation and introduced the concept of photons.
Explanation:
Albert Einstein was awarded the Nobel Prize in Physics for his groundbreaking work on the photoelectric effect. His innovative approach posited that electromagnetic (EM) radiation could be quantized, which revealed that the energy transported by EM waves is composed of individual units known as photons. Specifically, Einstein introduced the concept that a photon's energy is proportional to its frequency, given by the equation E = hf, laying the foundational principles for quantum mechanics and revolutionizing the understanding of light's particle-wave duality.
Einstein's insights into the photoelectric effect were instrumental and surpassed his more publicly celebrated theories of relativity. In 1921, Einstein received the Nobel Prize, not for his theories of relativity as they were still under scrutiny, but for his explanation of the photoelectric effect, which had vast implications for the development of quantum physics. Einstein's achievement is a stark example of how his work extends well beyond the widely known realm of relativity.
The break statement is used with which statement?
A)at
B)for
C)nested if
D)switch
Answer:
B) for
Explanation:
The break statement is used in looping constructs to break out of the loop.
for is an example of a construct used for looping n Java.
Consider the example:
for(int i=0;i<10;o++){
System.out.print(i);
if(i==5)break;
}
In this case the output will consist of 012345 .
When loop variable i is equal to 5, the if condition will be satisfied and the loop breaks due to break statement.
Note that break is also used with switch...case blocks, but in this case it is more closely tied to the case statement.
If the unitexchanged at the data link level is called a Frame and the unitexchanged at the Network layer level
is called a Packet, doframes encapsulate packet or do packets encapsulate frames? Explainyour answer.
Final answer:
Frames encapsulate packets in the context of networking, where the data link layer adds headers and trailers to the packet, forming a frame that is transmitted over the physical medium.
Explanation:
In the context of networking, frames encapsulate packets. When a packet, which is the unit of data at the network layer, is passed down to the data link layer to be prepared for physical transfer, it is encapsulated within a frame. The data link layer adds a header and sometimes a trailer to the packet, creating a frame. This frame includes not only the original packet's data but also additional information such as source and destination addresses, error-checking codes (like CRC), and control information necessary for establishing reliable links and ensuring data integrity over the physical medium.
The process can be thought of as an envelope (the frame) that carries a letter (the packet) inside it. Each network layer adds its own 'envelope' with specific information required for its operations. At the destination, these envelopes are removed in reverse order as data moves up through the layers until the original packet is delivered to the appropriate network layer application.
What does the following function return? void index_of_smallest(const double all, int startindex, int numberOfSlots); A. a double B, numberOflots C. an integer D. nothing
Answer:
nothing
Explanation:
Because the return type of the function is void. void means does not return any thing.
The syntax of the function:
type name( argument_1, argument_2,......)
{
statement;
}
in the declaration the type define the return type of the function.
it can be int, float, double, char, void etc.
For example:
int count( int index);
the return type of above function is int. So, it return integer.
similarly,
void count(int index);
it return type is void. So, it does not return any thing.
Do you think that the power of face to face communication ismore effective than the other modes of communication?
Answer: YES
Explanation:
Face to face communication more preferred than other means of communication because in this form of communication you are able to convince someone more and also you are able to build a form of trust with the individual.
In other forms of communication there can be misunderstanding or maybe the interpretation not conceived well. So, Face to face communication more effective than other means of communication
Examine the following code. What will be the output from the “printf()” statement below?
#define S_SIZE 10
char s[10] = { ‘g’ , ’o’ , ’m’ , ’i’ , ’z’ , ’z’ , ’o’ , ’u’ };
int j = 0;
for (j = S_SIZE -2; j > 4; j--) { printf( “%c”, s[j]); }
Using the definitions below (IGNORE ALL COMPILE ERRORS):
char s1 [ 50 ] = “JACK”, s2 [ 50 ]=”FRED”;
Answer:
uoz (with one space on the left most side)
Explanation:
#define is used to define macros, it just substitutes the value in the program.
For example:
#define S_SIZE 10
so, it put the value 10 where we write 'S_SIZE'.
then, character array define which has 8 elements.
Note: Array index starts from 0.
the, for loop is execute from 8 to j > 4( means 5).
it prints s[8] which not present in the array so, it prints blank space.
s[7] it prints 'u'
s[6] it prints 'o'
s[5] it prints 'z'
then the loop will be terminated.
Therefore, the answer is uoz with space on the leftmost side.
True / False
1. A byte is a standardized unit of measure that is always 8-bits.
Answer:
TRUE
Explanation:
In telecommunication and computing, there are different units of data storage. The most commonly used units are the bit and the byte.
A bit is the capacity of the system having only two states.
Whereas, the byte, also known as octet, is equal to eight bits. The unit symbol for Byte is B. In many computers, it is the smallest addressable unit of memory.
Therefore, the given statement is TRUE.
When superiors providedirections to their subordinates regarding what to do, thisis
known as a type of____________________ communication.
o Upward
o Horizontal
o Downward
o Lateral
Answer:
Downward
Explanation:
Downward communication
When instructions/orders given from Superiors to Subordinates.The instruction can be via mail,oral or handbooks it can be of any form. Examples are shareholders instructing management,teacher ordering students to bring notebooks etc.
Upward communication
When Information is sent bottom level to the upper levels in an organization.The information includes reports,judgments, estimations, propositions, complaints, appeals, etc
Lateral communication/Horizontal communication
When same hierarchical levels shares idea or information with each other for coordinating, fulfilling a common purpose or goal.It doesn't involve sharing information with up or down levels in organization.