Saturday, December 26, 2020
Friday, December 25, 2020
Wednesday, December 16, 2020
Class-1 | Computer Technology | Chapter-06 | Hands on Mouse
E. Write the meaning of the Following!
1.Double - Click :- Pressing the left mouse button twice is called double click.
2. Single-Click :- Pressing the Left Mouse button once is called single click is called double click.
3.Clicking :- Pressing the Mouse buttons is called Clicking.
F. Answer the following question!
1. Which Computer part is used to point objects on screen?
Answer | Mouse is used to point objects on screen.
2. What is a Pointer?
Answer | The arrow of mouse is called pointer.
3. What is dragging?
Answer | Dragging means move an items from one place to another.
4. What is clicking?
Answer | Clicking means pressing the mouse buttons.
5. What is mouse pad?
Answer | Mouse is kept on a mouse pad to free from dust.
Monday, December 14, 2020
Class- 1 | Computer Technology | Chapter – 6 | Hands on Mouse
Exercise Solutions |
By: - Ashok Roshan
A.Oral Questions
1. Where should we keep the mouse?
Ans: We keep the mouse on a mouse pad.
2.
How many
buttons does mouse have?
Ans:
Mouse has three buttons.
3.
Name the arrow
seen on the monitor.
Ans: The arrow
seen on the monitor is Pointer.
B.Tick (ü) the correct answer:
1.
What types of
device mouse is?
a. Typing b.
Mobile c. Pointing þ
2.
What is the
pressing of the mouse button called?
a.
Dropping b. Dragging c. Clicking þ
3.
Always keep
your mouse:
a. Clean þ b. dirty c. stinky
C.
Fill in the banks:
1. A Mouse generally has three
buttons.
2. Left Click means we
press the Left buttons.
3. A Mouse
is a pointing part of a computer.
4. We should always keep
the mouse on a Mouse Pad.
5. A mouse without a
scroll wheel, is called a _two-buttons_ mouse.
D. Write ‘T’ for true and ‘F’ for
False:
1. A mouse has 3 buttons. T
2. Mouse controls the pointer on
screen. T
3. Mouse pad should be used with the mouse. T
4. We should learn to hold the mouse properly. T
5. Mouse pad helps to keep away just. F
Wednesday, December 2, 2020
Wednesday, November 25, 2020
Class-1 | Computer Technology | Chapter-5 | Keys to Keyboard
Exercise Solutions | By: - Ashok Roshan
F. Answer these questions!
Q1) What are Keys?
Answer :- The buttons on a keyboard are called Keys.
Q2) What key is used to type capital letters?
Answer:- Alphabet keys are used to type capital letters.
Q3) What is the function of Enter Key?
Answer:- The function of Enter key is used to move the cursor to the next line.
Q4) What is the function of space bar key?
Answer:- The function of space bar key is used to give space between the words and sentences.
Q5) What are Alphabet keys?
Answer:- Alphabet keys are used to type words.
Monday, October 12, 2020
Class- 1 | Computer Technology | Chapter – 5 | Key to Key board
Exercise Solutions |
By: - Ashok Roshan
A.Oral Questions
1. How many number keys are there on a keyboard?
Ans: 0 to 9
2.
Name the longest
key on the keyboard.
Ans:
Spacebar
3.
How many Enter
keys are thee on the keyboard?
Ans: There are
two enter keys on the keyboard.
B.Tick (ü) the correct answer:
1.
Buttons on a
keyboard are known as?
a.
Keys þ
2.
Which of the
following keys do we use to write capital letters?
b.
Caps Lock þ
3.
Which of the
following keys do we use to erase words to the left?
b. Backspace þ
C.Fill
in the banks:
1. For Typing numbers,
we use Number keys.
2. You press Enter Key
when you want to go to next line.
3. Alphabets keys
are used to type words.
4. Space bar is
the longest key on the keyboard.
D.Write ‘T’ for true and ‘F’ for False:
1. There are two enter
keys on a keyboard. T
2. A keyboard has two set of number keys. T
3. Enter key is the longest
key on a keyboard. F
4. Backspace key works like an eraser. T
5. Alphabet keys are
used to type numbers. F
E.
Match the followings:
1. Type Letters à b. Letter keys
2. Type Numbers à c. Number keys
3. Erase a letter to the right à a. Delete key
4. Give space between two words à e. Space bar key
5. Move to the next line à d. Enter key
Wednesday, October 7, 2020
Class- 1 | Computer Technology | Chapter – 4 | Monitor and CPU
Class- 1 | Computer
Technology | Chapter – 4 | Monitor and CPU
Exercise Solutions |
By: - Ashok Roshan
A.Oral Questions
1. What does CPU stands for?.
Ans: CPU (Central processing Unit)
2.
How many types
of monitor are?
Ans:
Three
3.
Mention one
quality of LED monitor.
Ans: It is not
very heavy.
B.Tick (ü) the right option:
1.
The front side
of the monitor is called-
a.
Screen þ
2.
CRT monitor is-
b.
Not costly þ
3.
It is the brain
of computer-
d. CPU þ
C.Fill
in the banks:
1. A Monitor
has a screen in front.
2. CPU Stands
for Central Processing Unit.
3. A Computer
works by using its different parts.
4. The pictures are very
clear on an LED monitor.
5. A monitor looks like
a TV screen.
D.
Match the followings:
1. Monitor à d. Display our works
2. CRT Monitor à e. Not Costly
3. LCD Monitor à b. Clear
Pictures
4. LED Monitor à a. Clearer Pictures
5. CPU à c. Stores
Information
E. Answer the following questions:
1. What looks like a television screen?
Ans: Monitor looks like a television screen.
2. Define LCD monitor.
Ans: LCD monitor pictures are clear and not in big size.
3. What does CPU stands for?
Ans: CPU stands for Central processing Unit.
4. What does CPU do for Computer?
Ans: CPU stores all the information and the work done on a
computer.
Thursday, September 10, 2020
JAVA Program | Get IP Address of Computer System | diploma Computer Engineering |
//JAVA Program to Get IP Address of Computer System
package Diploma;
import java.net.InetAddress;
public class IPA
{
public static void main(String args[]) throws Exception
{
InetAddress addr = InetAddress.getLocalHost();
System.out.println("Local IP Host Address: "+addr.getHostAddress());
String hostname = addr.getHostName();
System.out.println("Local Host name: "+hostname);
}
}
JAVA Program | Sorting - Ascending & Descending Order of input arrays numbers | Diploma Computer Engineering |
//JAVA Program to Perform Sorting - Ascending & Descending Order
package Diploma;
import java.util.Scanner;
public class Sort
{
public static void main(String args[])
{
int a[]=new int[5];
int i,j;
Scanner sc=new Scanner(System.in);
for(i=0;i<5;i++)
{
System.out.println("Enter any Number : ");
a[i]=sc.nextInt();
}
System.out.println("Input Number : ");
for(i=0;i<5;i++)
{
System.out.println(a[i]);
}
int t;
System.out.println("asscending order : ");
for(i=0;i<5;i++)
{
for(j=i+1;j<5;j++)
{
if(a[i]<a[j])
{
t=a[i];
a[i]=a[j];
a[j]=t;
}
}
System.out.println(a[i]);
}
System.out.println("Deasscending order : ");
for(i=0;i<5;i++)
{
for(j=i+1;j<5;j++)
{
if(a[i]<a[j])
{
t=a[i];
a[i]=a[j];
a[j]=t;
}
}
System.out.println(a[i]);
}
}
}
JAVA Program | HCF & LCM of two Numbers | Diploma Computer Engineering |
//JAVA Program to find HCF & LCM of two numbers
package Diploma;
import java.util.Scanner;
public class HCFLCM
{
public static void main(String args[]){
int temp1, temp2, num1, num2, temp, hcf, lcm;
Scanner scanner = new Scanner(System.in);
System.out.print("Enter First Number: ");
num1 = scanner.nextInt();
System.out.print("Enter Second Number: ");
num2 = scanner.nextInt();
scanner.close();
temp1 = num1;
temp2 = num2;
while(temp2 != 0)
{
temp = temp2;
temp2 = temp1%temp2;
temp1 = temp;
}
hcf = temp1;
lcm = (num1*num2)/hcf;
System.out.println("HCF = "+hcf);
System.out.println("LCM = "+lcm);
}
}