What is Inkjet Printer ?

It prints by spraying stream of quick - drying ink on paper. The ink is stored in disposable ink cartridges, often a separate cartridge is used for each of the manjor color. These colors are usually black ,red, magenta, green, cyan, and yellow (cymk). Although inkjet printers themselves are often relatively inexpensive, the ink cartridges used in the printer can quickly increase the overall cost of...

What is DOT matrix printer ?

The term DOT matrix refers to the process of placing dots to form an image the quality of the image being determined by the dots per inch. Dot matrix printer use print heads to shoot ink or strike an ink ribbon to place hundreds to thousands of little dots to form text or images. Now-a-days, dot matrix printer are not commonly used due to the low quality print out...

What is Barcode Reader ?

What is Barcode reader? It also know as a point of sale (POS) scanner is a hardware device.it is capable to read barcode (lines of different widths and sizes and printing out the details of the product that product into a database.the super market (Reliance fresh,National Handloom,More etc.) is a perfect example of a barcode reader to read price of a produc...

What is the keyboard ?

Keyboard is the main input devices used on a computer. The keyboard looks very similar to the keyboards of electric typewriters or typing machine with some additional keys ex. function keys (F1 to F12 ) control key, alter key,multimedia keys et...

Computer Aptitude Test Question Answers

1.Operating systems,utilities, Device  and language translators are types of input devices. 1.True 2.False Ans.2 2.File compression programs make copies of the files to be used in case the original files are damaged or lost. 1.True 2.False Ans.1 ...

Aero,AGP computer gk

Aero :- Window vista's new graphical interface that givens users an exciting new desktop look and feel. AGP:- Stand for accelerated graphics port. This interface specification was developed by intel corporation.It was designed to give lower costing graphics card much faster access to the main memory...

What is input-output in Bank Exam

Directions :+ Study the following information carefully and answer the given questions: A word and number arrangement machine when given an input line of words and numbers rearranges them following a particular rule in each step. The following is an illustration of input and rearrangement. Input : shop 17 table 20 53 oven desk 39 Step l: 17 shop table 20 53 oven desk 39 Step ll:17 table shop 20 53...

What is Microsoft word 2003 ?

Microsoft word 2003 is a word processing application.it is used to create documents along with the profession formating.The layout of MS word is described along with labels;- Title bar: document name is displayed in this section. The default name of new document is document,document2 Menu Bar :-...

Computer Generation First Generation 1940-1956:Vacuum Tubes

A generation refers to the state of improvement in the product development process, in each new generation, the circutry. Ha's gotten smaller and more advanced than the previous generation before it. Five genrations are come in the views, which are described hereunder as  First Generation...

Rules of pronouns

1.He absented himself from the meeting yesterday. 2.Candidates must acquaint themselves with the pattern of the examination . 3.Tourists can avail themselves of the full range of the facilities of our hotel. 4. She completely applied herself to improving the technique. 5.He consoled himself that he would see rosy again soon. 6.She was so excited that she could hardly contain herself. 7.He could hardly...

Narration question 1

Honey requested (1)/her parents to send her (2)/ some money as (3)/ she has to buy some books.(4)/no error(5) He asked me (1)/how could i help her (2)/ in those difficult situations (3)/ she faced the previous years (4) no error (5) When i reached (1)/ my office at 10 o clock (2) I remembered that (3)/ i have left my cellphone at home (4)/ no error (5)...

Will The Question Be Only In English Medium?

No,naver as earlier, the question will be both in Hindi and English, expert for the English language component of the exam. Indeed language will remain only in engls...

Bear doll

Wallpaper for children ...

Some important formula in excel.

1. Addition: =sum(value1, value2,.......)              Or =sum(first value address:end value address) Ex.=sum(a1:a10) 2. Multiplication =product (value1, value2......) =product (first value address: end value address) Ex=product (a1:a1...

Computer GK 1

1. -----is the most widely used operating system. Ans. windows xp 2. ....is controlled by a mouse and change shape depending upon its current function. Ans. Pointer 3. .......are used to control and coordinate computers that are Ans. Network operating systems (NOS) 4.Popular network operating system include all of the following EXCEPT. Ans. Microsoft DOS...