Tuesday, 12 November, 2024

5:04 am [NEPAL, GMT+5:45]

Coming Soon .... !

Computer Fundamental

MCQ for Computer Operator [301-400] Nepal

MCQ for Computer Operator [301-400] Nepal

301. A process of performing financial business transactions over the internet is called: a. M-commerce b. E-commerce c. Multimedia d. None of the above 302. What is the difference between the hardware and software: a. Hardware is a tangible but software is intangible b. Hardware is metal but software is plastics c. Hardware is permanent but software is temporary d. Hardware is reliable but software is unreliable 303. Hardware is best described as: a. Physical parts b. Printed copy file c. A program d. Logical part 304. Which of the following is not a category of computer hardware components? a.…
Read More
MCQ for Computer Operator [201-300] Nepal

MCQ for Computer Operator [201-300] Nepal

201. This type of keyboard is designed specifically to alleviate wrist strain associated with the repetitive movements of typing. a] Ergonomic keyboard b] Wireless keyboard c] Traditional keyboard d] Flexible keyboard 202. A key that turns a function on or off is called a ________ key. a] Power b] Toggle c] Function d] Control 203. Which key typically cancels a selection or procedure? a] Escape b] Windows key c] Spacebar d] F1 204. What type of key is generally used as a shortcut for a specific task? a] Escape b] Numeric c] Function d] Control 205. Which one of the…
Read More
ACRONYM

ACRONYM

  Acronym Meaning ACL Access Control List ADC Analog-to-Digital Converter ADF Automatic Document Feeder ADSL Asymmetric Digital Subscriber Line AGP Accelerated Graphics Port AIFF Audio Interchange File Format AIX Advanced Interactive Executive ALU Arithmetic Logic Unit ANSI American National Standards Institute API Application Program Interface ARCNET Attached Resource Computer Network ARP Address Resolution Protocol ASCII American Standard Code for Information Interchange ASP Active Server Page or Application Service Provider ATA Advanced Technology Attachment ATM Asynchronous Transfer Mode BASIC Beginner's All-purpose Symbolic Instruction Code BBS Bulletin Board Service Bcc Blind Carbon Copy BIOS Basic Input/Output System Blob Binary Large Object BMP…
Read More
MCQ for Computer Operator [101-200] Nepal

MCQ for Computer Operator [101-200] Nepal

101. They keys on the keyboard which may be programmed to do special tasks are the a] Function keys b] Navigation keys c] Arrow keys d] Numeric keys 102. UNIVAC belongs to: a] Third generation of computer b] Fourth generation of computer c] First generation and second generation of computer d] Fifth generation of computer 103. How can you protect your computer from sudden power failure? a] Using stabilizer b] Using generator c] Using UPS d] Using volt guard 104. Which is the latest operating system? a] Windows 10 b] Windows 11 c] DOS d] Windows XP 105. Which of…
Read More

Exploring the Essential Ports on a Motherboard

 Presentation: With regards to building or overhauling a PC, understanding the various ports on a motherboard is fundamental. These ports go about as doors, permitting you to interface different peripherals and grow the capacities of your framework. In this amateur's aide, we'll investigate the most well-known motherboard ports and their capabilities, enabling you to pursue informed choices for your PC arrangement. USB Ports: Your Swiss Armed Force Blade of Availability USB ports are a help for interfacing a large number of gadgets to your PC. Whether it's a console, mouse, outer hard drive, printer, or even your cell phone, USB…
Read More
Societal Impacts of Computers

Societal Impacts of Computers

Learning Outlines After studying this chapter, the readers will be able to: Identify common uses of computer in our society. Explain the role of computers in various fields. Expalin the impacts of computers on organizations and individuals. Explain the societal impacts of computers. Concept After decades of slowly expanding behind the scenes, computer technology has suddenly exploded into public view and seems to be tightly woven into the fabric of our lives. It has made great inroads in our everyday life and thinking. It is also transforming the organization in which we work, the kinds of skills available, and the…
Read More
Introduction to Computers

Introduction to Computers

Learning Outlines After studying this chapter, the readers will be able to: Define a computer and explain the importance of a computer. Define Data Processing Cycle and list the different stages of the Data Processing Cycle. Explain the different strengths of a computer. List the positive effects of computers. List the weaknesses of a computer Concept: Computer technology is currenty taking center stage in everyday lives. The increasing use of computer technology in our lives has resulted in a new and improved way of thinking, living and working. Today, computers are no longer specialized tools used only by scientists or…
Read More
MCQ for Computer Operator [1-100] Nepal

MCQ for Computer Operator [1-100] Nepal

1.   In which generation transistor is used? a] 1st b] 2nd c] 3rd d] 4th   2.   Which device cannot be shared in network? a] Floppy                                       b] Keyboard c] Computer d] Printer   3.   Which port does not exist in computer? a] USB b] Parallel c] COM1 / COM2 d] None of above   4.   1 nibble contains ………….. bit. a] 8 bits b] 3 bits c] 1 byte d] 4 bits   5.   Which device will process data? a] RAM                                          b] CUP c] Hard disk d] All of the above   6.   Data store in…. a] Floppy b] Hard…
Read More
Printer and Its Types

Printer and Its Types

Printer Printer is the most popular output device that produces output in a permanent readable form, known as hard copy. Computer printers are commonly divided into two general classes according to the way they produce images on paper. They are : impact printer and non-impact printer. Impact Printer Impact printer is a printer that uses a mechanical hammering device to produce each character. Each hammer is embossed with the shape of an alphanumeric character and is transferred through the inked ribbon onto the paper, resulting in a printed character. They are relatively slow, noisy and inexpensive. They can withstand dusty…
Read More
Super Computers

Super Computers

Super computer is an extremely powerful computer capable of manipulating huge amounts of data in a relatively short time. It has huge storage capacity and very fast input/output capability. It has multiple processors, often functioning in parallel (simultaneously). The speed of a supercomputer is generally measured in "FLOPS" (Floating Point Operations Per Second). Supercomputer is used to design automobiles, aircrafts and spacecraft's; to forecast the weather and global climate; to design new drugs and chemical compounds; and to make calculations that help scientists understand the properties of particles that make up atoms as well as the behavior and evolution of…
Read More