Answer:
Whole disk encryption.
Explanation:
Whole disk encryption, also known as, the full disk encryption is a tool that encrypts the entire drive. The whole disk encryption protects the whole hard drive from unwanted visitor to enter into your system.
<u>This tool protects your entire data, softwares, files, etc stored in the hard drive. Whole disk encryption cedes the entire hard drive unusuable untill correct key is entered to unlock the drive.</u>
Thus the correct answer is 'whole disk encryption.
Answer: (D) IPCONFIG
Explanation:
The IPCONFIG is the type of tool that can be use to flush or refresh the dynamic host configuration (DNS) cache on the window client. The IPCONFIG display various types of parameters such as subnet mask, IP address and the default gateway.
In the computing, the IPCONFIG is stand for the internet protocol configuration and it is one of the operating system applications which basically display all Transmission control protocol/ Internet protocol (TCP/IP) network configurations.
Therefore,Option (D) is correct.
Answer:
Cellular phone technology works on a system of geographically separated zones
called
B. Cells
One way that a newspaper design may change in the future is that they will only be available in an interactive online edition. The correct answer is B. <span />
Answer:
five types of pointing devices
Explanation:
Ponting devices
Pointing means point something and the pointing devices are the input /peripheral devices those are used to point the pointer on the screen. We do move cursor on the screen to open the files or any icon.
There are many types of pointing devices but these are quite common which are given below
- Computer mouse
- Finger on touch screen.
- Joystick.
- Leap Motion.
- Light pen (pen)
1.Mouse
Mouse is most common type of input device that is used for pointing the data on the screen. We press it with our hands and keep pointing the things.
There are three types of mouse
- optical mouse
- wireless mouse
- trackball mouse.
2. Finger on touch screen
In this type of movement the fingers are input devices those we use to see the movement of pointer on the screen and this is most common in this century.
3.Joystick.
Joystick is another input device to point the cursor but it is mostly used in games. Children can use it smartly so it is inculcated in games usually.
4. Leap Motion
The Leap Motion (LM) controller is a latest 3D sensing device for hand posture interaction with a computer. It is having the capability sense the location of the fingers of the hands, as well as the palm position.
5.Light Pen
this is another pointing device which is mostly used to highlight and select the data on the screen.
Note: All of these above pointing devices are most common used now a days. These devices are having new conventions day by day for the ease of user. This era is basically the era of IT ,so the use of computer must be so easy and conventional for the user so, the innovations and improvement in such devices is made side by side.
