2.
E. Define the following:- (9x3=27) marks
1. What is pen drive?
2. How does a computer work?
3. Write a short notes on computer memory.
4. What are the features of Excel?
5. What are operator?
6. What is the benefit of using smart art chart?
7. What do you mean by ple chart?
8. Explain the structure of a function.
9. Write some benefits of a computer.
10. Differentiate between ram and ROM.
Answers
1.Pen drive is a divies which can copy the text from computer to pendrive and if we keep the pendrive to the laptop or computer we can see the text from pendrive
Answer:
1.The definition of a pen drive is small storage device shaped like a pen with built-in data storage that connects to a computer by a USB port. An example of a pen drive is a pen with a hidden USB port for saving data.
2.A computer is a machine composed of hardware and software components. A computer receives data through an input unit based on the instructions it is given and after it processes the data, it sends it back through an output device. ... To better imagine how a computer works, knowing what's inside will make it easier.
3.A memory is just like a human brain. It is used to store data and instructions. Computer memory is the storage space in the computer, where data is to be processed and instructions required for processing are stored. The memory is divided into large number of small parts called cells.
4.Microsoft Excel has the basic features of all spreadsheets, using a grid of cells arranged in numbered rows and letter-named columns to organize data manipulations like arithmetic operations. It has a battery of supplied functions to answer statistical, engineering and financial needs
5.an operator is a character or characters that determine the action that is to be performed or considered. There are three types of operator that programmers use: arithmetic operators. relational operators. logical operators
6.There are many advantages to using SmartArt: SmartArt lets you visually represent a variety of concepts and ideas that might not work too well with just text. SmartArt looks coordinated with your presentation, and you can match it with the look of your presentation.
7.A pie chart (or a circle chart) is a circular statistical graphic, which is divided into slices to illustrate numerical proportion. In a pie chart, the arc length of each slice (and consequently its central angle and area), is proportional to the quantity it represents.
8.Central processing unit (CPU): Controls the operation of the computer and performs its data processing functions; often simply referred to as processor. ... Main memory: Stores data. I/O: Moves data between the computer and its external environment
9.Below is a list of the main advantages and benefits you'll get and society gets from using a computer.
Increase your productivity. ...
Connects you to the Internet. ...
Can store vast amounts of information and reduce waste. ...
Helps sort, organize, and search through information. ...
Get a better understanding of data. ...
Keeps you connected
10.RAM, which stands for random access memory, and ROM, which stands for read-only memory, are both present in your computer. RAM is volatile memory that temporarily stores the files you are working on. ROM is non-volatile memory that permanently stores instructions for your computer.