Applications and Uses of Computers - Short
Questions and Answers. This post for ICS
Part 1 | 1st Year Computer Science Chapter No.4:
Applications and Uses of Computers. The given short questions along with
answers are important on applications of computers | computer uses for the
final exams as well as interview questions.
Chap No.4: Applications and Uses of Computers
Short Questions & Answers
Q.1: What is
impact of computers on society?
Answer:
Electronic computers have been around for a relatively short period of time. But they have already made a significant impact on our society. Today they are an essential part of every person’s life. It is difficult to imagine our lives without a computer being involved. Computers are everywhere to ease our daily life.
Q.2: Write
some uses of computers in different fields?
Answer:
Computers are used in every field of life. They are used in homes, business, education institutions, research organizations, medical institutions, and government offices. They are used as typewriters, calculators, accounting systems, record keepers, data processors, and even telecommunication systems.
Q.3: How
computers can be helpful in business?
Answer:
Computers are extensively used in businesses to perform daily tasks. Some common uses of computers in businesses are given below:
- Employee records
- Accounting and tax management
- Inventory control
- Point of sales
- Networking
Q.4: What is
marketing?
Answer:
Marketing applications provide information about the organization’s product, its distribution system, its advertising, personal selling activities, and its pricing strategies. There are four major elements of marketing i.e., Product, Promotion, Place, and Price.
Q.5: What is
stock exchange?
Answer:
Stock markets around the world are in transition. On some trading floors, the paper is disappearing. A stock exchange is a place where people meet to buy and sell shares of company stock. Some stock exchanges are real places (like New York Stock Exchange), others are virtual places.
Q.6: What is
the use of computers in banks?
Answer:
Computerized banking has provided several benefits such as save time and convenience for the customer. International banking and abilities to handle trading in multiple currencies are critical for international trade. The cheques are read by MICR.
Q.7: What is an
ATM?
Answer:
An Automated Teller Machine (ATM) is an electronic banking outlet that allows customers to complete the basic transactions (e.g. pay utility bills, funds transfer, and money withdrawal etc.) without the support of a branch representative or teller.
Q.8: What is
office automation?
Answer:
The process of carrying out manual functions in an office with the help of computers/information technology is called the office automation.
Five types of activities are carried out in an office. These include decision-making, data manipulation, document handling, communication, and information storage. In an automated system, all these activities are connected and carried out with the use of computers.
Q.9: What is a
DMS?
Answer:
A Document Management System (DMS) provides facilities for word processing, desktop publishing, image processing, and document storage & handling.
Q.10: What is the word
processing?
Answer:
Word processing enables documents to be created and edited electronically as well as help to produce high-quality memos, letters, proposals, reports, newsletters, and brochure, etc., which are used to send business community.
Q.11: What is a desktop
publishing?
Answer:
Desktop publishing is used to print high quality documents that include photos, images, graphs, etc.
Q.12: What is a spreadsheet
software?
Answer:
It is used to create a table of columns and rows used by people responsible for tracking revenues, expenses, profits, losses, statistical, mathematical, and logical processing, etc.
Q.13: Differentiate
between reprographics and image processing?
Answer:
Reprographics is the process of reproducing multiple copies of documents whereas image processing allow the document to be scanned and stored in image-oriented databases.
Q.14: Define message-handling
system?
Answer:
It enables to send messages or documents from one location to other locations through facsimile (fax), e-mail, voice mail, etc.
Q.15: What is meant
by office support system?
Answer:
It consists of software that provides facilities for scheduling, contact management, document sharing, teleconferencing, etc. This system used to coordinate and manage activates of various people working in an office.
Q.16: What is
E-commerce? Write the services commonly used in e-commerce.
Answer:
E-commerce (Electronic commerce) describes the buying, selling, and exchanging of products, services, and information via a computer network. It describes transactions, conducted between business partners.
Following services are most commonly used in e-commerce:
- Video Conferencing
- E-Shopping
- E-Banking
Q.17: What is e-mail?
Answer:
Electronic mail (E-mail) is a service that transports text messages from a sender to one or more receivers via computer. Voice mail systems capture, store, and transmit spoken messages.
Q.18: What is video
conferencing?
Answer:
Businesses use videoconferencing technology to hold meetings. This service enables people located in different places to see, hear, and present material as if they were in the same room. It saves time and costs of travel.
Q.19: What is E-shopping?
Answer:
Many businesses use the World Wide Web to sell their services and products. Customers can shop for products and services using the internet. Electronic shopping (E-shopping) offers convenience and lower prices to customers.
Q.20: What is E-Banking?
Answer:
Electronic Banking (E-Banking) is also known as cyber banking or online banking includes various banking activities conducted from home, a business, or on the road instead of a physical bank location.
Q.21: Describes
the use of computers in the industry?
Answer:
Industries that manufacture products usually have large numbers of employees, factories, warehouses and machinery. These industries use computers to carry out a variety of tasks such as:
- Design products
- Control machines for manufacturing products
- Automate office tasks
- Control and update parts and products inventory
- Maintain payroll and accounts
Q.22: What is CAD?
Answer:
Computer-Aided Design (CAD) is a computer system that provides functionalities to prepare drawings, specifications, parts lists, and other design-related elements of products. It allows designers to rotate designs to view them from any angle.
Q.23: What is CAM?
Answer:
Computer-Aided Manufacturing (CAM) is used to control all the parts of a manufacturing process. CAM software uses digital design output, such as that from a CAD system, to directly control production machinery. It offers the following benefits:
- Product can be made very accurately and consistently
- Around the clock, production is much cheaper
- The product’s design can be modified
Q.24: What is computer
simulation?
Answer:
Computer simulation is the use of the computer to represent a real-world system. It is used for research in physical, biological, and social sciences and in engineering applications. The military also uses simulation for training purposes.
Q.25: How
computers can be useful in the medical field?
Answer:
The computers are commonly used in some area of medical fields such as laboratories, researches, scanning, monitoring, and pharmacy etc., which are helping the doctor to diagnose an illness.
Q.26: What is CAL/CBT?
Answer:
Computer-Aided Learning (CAL) or Computer Based Training (CBT) involves the use of computers in education and training. It consists of software tutorials, drill and practice, and computer-based testing.
Q.27: How computers
can be useful in weather forecasting?
Answer:
Computers-based weather forecasting depends on the accurate collection of data from weather stations, airports, satellites, and different sensitive devices all around the world. Once the data is collected on atmospheric phenomena over a region, the computer model then generates a forecast of how the air will change. SUPARCO (Space & Upper Atmosphere Research Commission) department offers analysis of live weather data.
Q.28: What is the
use of computers at home?
Answer:
Nowadays computers have become a necessity electrical home appliance used in the home. Children play games, draw pictures, play music, view movies, and do some sort of reading and writing according to their needs.
Q.29: What is
robot?
Answer:
A robot is an automatic programmable machine that moves and performs mechanical tasks. Robots are extensively used in hundreds of an application such as assembling and spray painting cars, carry out maintenance of high-tension power cables, test blood samples, in satellites, diffuse bombs, in radioactive environments, and so on.
Q.30: How
computer assistance can simplify our work practices?
Answer:
Computers are only machines, they cannot think. They assist in simplifying tasks:
- Computers can work much faster
- Computers can work continuously
- Computers can do jobs in a dangerous environment
- Computers can store large amounts of data
- Computers can retrieve data very quickly
- Computers never lose or misplace data
Q.31: What is meant
by “Speed”?
Answer:
The computer can perform calculations or process at a very high speed in a fraction of a second like nanosecond or even picoseconds.
Q.32: What is meant
by “Consistency”?
Answer:
People often have difficulty repeating their actions exactly. The computer excels at repeating actions consistently.
Q.33: What is meant
by “Precision”?
Answer:
The computer can detect minute differences that people cannot see. These excel in managing the smallest differences in being precise.
Q.34: What is meant
by “Reliability”?
Answer:
With speed, consistency, and precision comes reliability. The computer returns the same result again and again without any error.
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