3. What of the following is the main components of computer system?
a. CPU, Input unit, Output Unit, Memory Unit
b. CPU, Memory, System bus, Input, Output, Pen drive
c. Modem, Keyboard, Word Processor, Printer, Screen
d. Memory, Video Card, Monitor, Software, Hardware.

Answer:

Ans1--- The output is 9 Explanation--- mystery(5)=mystery(4)+2 mystery(4)=mystery(3)+2 mystery(3)=mystery(2)+2 mystery(2)=2+1=3

Answer:

vertical and horizontal

Answer:

almost all browsers allow you to type JavaScript code directly into the browser, using something called the “console

The three reasons why it is important to have HCI-based software programs As a result, having a person with HCI capabilities concerned in all levels of any product or machine improvement is vital.

The Role of Human Computer Interaction withinside the Workplace. Human Computer Interaction (HCI) and User Experience (UX) are interdisciplinary fields that draw on human-focused disciplines like psychology and sociology to layout and increase technological merchandise that meet human needs.

As its call implies, HCI includes 3 parts: the user, the pc itself, and the methods they paint together.HCI is vital on account that it'll be important for items to be extra successful, safe, helpful, and functional. It will make the users revel in extra fun withinside the lengthy term. As a result, having a person with HCI capabilities concerned in all levels of any product or machine improvement is vital.

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Answer:

Explanation:

Monitor is an electronic device that retrieves, and processes shows you what is going on in the computer.

Desktop is the first image you see on your screen when the computer is is used for telling the computer what to do.

keyboard

is used for typing documents. Printer is used for putting documents on paper. CD Bay you can insert a CD or Compact Disc. is is box inside and shaped

Using the computational language in C++ it is possible to write a code that uses the salary values ​​of the employees of a company dividing between the number of employees.

#include<stdio.h>

#inc1ude<conio.h>

void main()

{

int i, n, count = 0;

Long int salary[25];

clrscr();

printf(“\n Input salary of 25 persons:- ");

for(i=0;i<25;i++)

scanf("%ld", &salary[i]);

for(i=0;i<25;i++)

{

if(Salary[i]>30000 && salary[i]<40000)

count++;

}

printf("There are %d persons whose salary is in between 30000 and 40000",count);

getch();

}

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Answer:

assert()

Explanation:

The assert function takes a boolean as an input, and when true, it just continues the flow, however if false it prints an error and calls exit.

Thay is the malicious actor accomplishing this task is done by using the VBA code.

It opens the Visual Basic Editor, in which you create and edit VBA code. Another button at the Developer tab in Word and Excel is the Record Macro button, which robotically generates VBA code that could reproduce the moves which you carry out withinside the application.

To run VBA withinside the “Microsoft Visual Basic for Applications” window, you could simply press “F5” key button or click on the “Run” icon withinside the toolbar.

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The Linux command to be used by this administrator in transferring a list of local host names, directly into the syslog file is "logger -f hostnames."

A Linux command simply refers to a software program that is designed and developed to run on the command line, in order to enable an administrator of a Linux network perform both basic and advanced tasks by entering a line of text.

In this scenario, the Linux command to be used by this administrator in transferring a list of local host names, directly into the syslog file is "logger -f hostnames."

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The program is an illustration of recursive functions in Python;

Recursive functions are functions executed from within itself

The program written in python, where comments are used to explain each action is as follows:

#This defines the function

def revStr(myStr):

   #This returns an empty string if the string is empty

   if myStr == "":

       return myStr

   #If otherwise, this returns the reversed string recursively

   else:

       return revStr(myStr[1:]) + myStr[0]

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The Cisco three-layer hierarchical model doesn't describe how communications take place.

The Cisco three-layer hierarchical model is also referred to as a hierarchical internetworking model and it can be defined as a three-layer model that's used for the design of an enterprise (large) network based on the following layers:

In conclusion, the Cisco three-layer hierarchical model doesn't describe how communications take place, but it focuses on how best to design a an enterprise (large) network.

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Answer:

D

Explanation:

The sprite info pane is for an overview over your sprites and their visibility, coordinates, etc.

The block palette is where you select blocks from.

The stage is where your figures move and do stuff.

The scripts area is where you combine blocks from the palette together.

The thing which the second element in a pair of HTML tags contain is "/" and is known as the Closing Tag.

This refers to the keywords that are used in the building block of a website to indicate how a web browser would interpret and display the content.

Hence, we can see that in HTML tags, there are always the Opening and Closing Tags that are used to enclose lines of code and when paired together are known as container tags.

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Java Write a program that reads a person's first and last names separated by a space, assuming the first and last names are both single words are CODE- //SpaceReplace.java import java. util.Scanner.

Developers use Java to assemble packages in laptops, information centers, recreation consoles, clinical supercomputers, molecular phones, and different devices. Java is the world's 0.33 maximum famous programming language, after Python and C – consistent with the TIOBE index, which evaluates programming language popularity.

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Answer:

import java.util.Scanner;

public class SpaceReplace {

  public static void main(String[] args) {

     Scanner scnr = new Scanner(System.in);

     String firstName;

     String lastName;

     firstName = scnr.next();

     lastName = scnr.next();

     System.out.println(lastName + ", " + firstName);

  }

}

Explanation:

In the above case, you want to add a caption to a table by the use of the References tab option.

In  this case, one can click on the object ( be it table, equation, other object) that a person intend  to add a caption to via the use of the References tab, as seen in the Captions group, then one can click Insert Caption and via the Label list, one can click on the label that best tell more about the object, or figure.

Note that In the above case, you want to add a caption to a table by the use of the References tab option.

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Answer:

The entities on which data are collected is known as variables.

Explanation:

The option that can be used to  identify and analyze which characteristic of OSPF signifies this is known to be Low overhead, fast convergence.

The OSPF is known to be called an open Shortest Path First protocol.

It belongs to the family of IP Routing protocols as it serves as  Interior Gateway Protocol (IGP) used mainly for the Internet, and the option that can be used to  identify and analyze which characteristic of OSPF signifies this is known to be Low overhead, fast convergence.

See full question below

A network administrator has asked Robin, a network engineer, to use OSPF (Open Shortest Path First) along with RIP (Routing Information Protocol) on an edge router in a network so that it demands more memory and CPU power for calculations but keeps network bandwidth to a minimum with a very fast convergence time. Identify and analyze which characteristic of OSPF signifies this.

Shared data

Low overhead, fast convergence

Stability

Multi-vendor routers

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A good algorithm should have these three components: C. steps, order, and outcomes.

An algorithm simply refers to a standard formula which is made up of a set of finite steps and instructions that are executed on a computer system, in order to enable a software solve a particular problem under appropriate conditions.

In Computer technology, there are three (3) components that a good algorithm should have these include the following:

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Based on the above, A port scan have her network sensors most likely detected.

As a result of the different of connection made as shown, it is most likely due to port scan because the numbers of failed connections to a lot of services within a few seconds is similar for a port scan attempt.

Therefore, Based on the above, A port scan have her network sensors most likely detected.

See options below

A failed database connection from a server

A denial-of-service attack

A port scan

A misconfigured log source

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[tex]\huge{\purple{\underline{\underline{\mathfrak{\red{\bigstar answer:: \bigstar}}}}}}[/tex]

int y = (int) y;

int x = y;

The Internet Protocol adds its own network layer header to the segment or datagram, and this network layer message is now called a TCP/IP protocol suite.

The TCP/IP protocol suite is known as the Internet Protocol Suite (IPS), this is because it is said to receives from the layer above in form of data, and places its own header in front  of it.

Therefore, The Internet Protocol adds its own network layer header to the segment or datagram, and this network layer message is now called a TCP/IP protocol suite.

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Companies need to invest in data and analytics platform as it  generates insights by housing data in one place and converting it into easily consumable information at high speed.

Analytics platforms is known to have helped a lot of data scientists as it has help to boast access to a lot of data sources and hardware.

Note that Companies need to invest in data and analytics platform as it  generates insights by housing data in one place and converting it into easily consumable information at high speed.

See options below

It produces cultural support and alignment, a growth mindset, and new ideas and priorities to improve business processes.

It creates awareness of what data can do to improve business processes.

It generates insights by housing data in one place and converting it into easily consumable information at high speed.

It stores large amounts of data that are easily retrievable for future business growth.

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Answer:

\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\

Explanation:

It is easy to understand. Algorithm is a step-wise representation of a solution to a given problem. In Algorithm the problem is broken down into smaller pieces or steps hence, it is easier for the programmer to convert it into an actual program

Algorithms are time-consuming. Big tasks are difficult to put in algorithms. Difficult to show branching and looping in algorithms. Understanding complex logic through algorithms can be very difficult.

Answer:

code injection

Explanation:

Validating the data in a database prevents someone from sneaking code to run without permission, aka code injection.

Phishing - this is disguising as a reputable company/person and trying to steal info (passwords, credit card numbers)

Botnet - this is a network of computers (most likely in the network because of a virus) that are used as a group for malicious purposes (like spam)

Denial-of-service - this is an attack which aims to deny users from accessing the content they want. a common example of this is flooding a server with spam requests, rendering it overloaded and unable to handle any user requests