Question

Q1. Write full form of following : MICR, OCR ,TB ,OMR ,PB , ALU, DMP,VDU Q.2 Draw a labeled diagram of functional components of a computer. Q.3.What function is performed by ALU and CU each. Q.4. Compare compiler and interpreter. Q.5 What is the basic function of memory? What is the measuring unit of memory? Q.6 Arrange the following printers in terms of speed and performance: Dot Matrix Printer , Laser printer, Desk jet printer Q.7 Identify the input and the output devices : Scanner, printer Bar code reader smart card reader, plotters, Screens web camera Q.8 What is function of a web camera? Q.9 What is address bus? What is data bus. Q.10 Name the two types of computer memory. Also give two points of differences between the two. Q.11 Name the system software which loads all the program ,coordinates the input and output devices . Q.10. What is function of BIOS. Q.11 Name some of the commonly used operating systems Q.12 What is difference between compiler and interpreter? Q.13 What is a word processor .Give examples. Q.14 What are utility softwares. Give examples. Q.15 What is compression utility. Q.16. What is need of operating system . Q.17 What are functions of operating system. Q.18.What is device driver .What is need of it? Q.19 What is backup utility. Q.20 What is antivirus software ? Name any two .

Answer 1

Hello ..... Here is ur answer ...
Q.1 FULL FORM OF
1. MICR = Magnetic ink character recognition code (MICR Code) .
2. OCR =optical character recognition.
3. Tb = Tuberculosis
4. OMR = Optical mark recognition.
5. PB = protection bit.
6. ALU = arithmetic-logic unit
7. DMP = dot matrix printer
8. VDU = visual display unit.

I can only give full forms which I know