Study Materials

Padasalai Co 12th Computer Applications Solutions Chapter 18 Electronic Data Interchange – EDI PART – II. Choose The Correct Answer Question 1.EDI stands for ……………………(a) Electronic Details Information(b) Electronic Data Information(c) Electronic Data Interchange(d) Electronic Details InterchangeAnswer:(c) Electronic Data Interchange Question 2.Which of the following is an internationally recognized standard format for trade, transportation, insurance, … Read more

Padasalai Co 12th Computer Applications Solutions Chapter 17 E-Commerce Security Systems PART – II. Choose The Correct Answer Question 1.In E-Commerce, when a stolen credit card is used to make a purchase it is termed as ………………………(a) Friendly fraud(b) Clean fraud(c) Triangulation fraud(d) Cyber squattingAnswer:(b) Clean fraud Padasalai.co 12th Computer Applications Solutions Chapter 17 E-Commerce … Read more

Padasalai Co 12th Computer Applications Solutions Chapter 16 Electronic Payment Systems PART – II. Choose The Correct Answer Question 1.Based on the monetary value e payment system can be classified into(a) Mirco and Macro(b) Micro and Nano(c) Maximum and Minimum(d) Maximum and MacroAnswer:(a) Mirco and Macro Padasalai.co 12th Computer Applications Solutions Chapter 16 Electronic Payment … Read more

Padasalai Co 12th Computer Applications Solutions Chapter 15 E-Commerce PART – II. Choose The Correct Answer Question 1.A company can be called E-Business if(a) it has many branches across the world.(b) it conduct business electronically over the Internet.(c) it sells commodities to a foreign country.(d) it has many employees.Answer:(b) it conduct business electronically over the … Read more

Padasalai Co 12th Computer Applications Solutions Chapter 14 Open Source Concepts PART – II. Choose The Correct Answer Question 1.If the source code of a software is freely accessible by the public, then it is known as(a) freeware(b) Firmware(c) Open source(d) Public sourceAnswer:(c) Open source Padasalai.co 12th Computer Applications Solutions Chapter 14 Open Source Concepts … Read more

Padasalai Co 12th Computer Applications Solutions Chapter 13 Network Cabling PART – II. Choose The Correct Answer Question 1.ARPANET stands for(a) American Research Project Agency Network(b) Advanced Research Project Area Network(c) Advanced Research Project Agency Network(d) American Research Programs And NetworkAnswer:(c) Advanced Research Project Agency Network Padasalai.co 12th Computer Applications Solutions Chapter 13 Network Cabling … Read more

PART – II. Choose The Correct Answer Question 1.Which of the following is used to maintain all the directory of domain names?(a) Domain name system(b) Domain name space(c) Name space(d) IP addressAnswer:(a) Domain name system Padasalai.co 12th Computer Applications Solutions Chapter 12 DNS (Domain Name System) Question 2.Which of the following notation is used to … Read more

Part – I I. Choose The Correct Answer Question 1.The ……………………… “the Net,” is a worldwide system of computer networks(a) Internet(b) mobile(c) communication(d) protocolAnswer:(a) Internet Padasalai.co 12th Computer Applications Solutions Chapter 11 Network Examples and Protocols Question 2.Which one of the following will be easy the way to uses Internet technology and the public telecommunication … Read more

PART – II. Choose The Correct Answer Question 1.A set of computers connecting together is called as …………………………(a) Network(b) Server(c) Hub(d) NodeAnswer:(a) Network Padasalai.co 12th Computer Applications Solutions Chapter 10 Introduction to Computer Networks Question 2.Computer network devices that originates route and terminate the data were called as ………………………………(a) Hub(b) Resource(c) Node(d) CableAnswer:(c) Node Question … Read more

PART – II. Choose The Correct Answer Question 1.Which one of the following statements instantiates the mysqli class?(a) mysqli = new mysqli( )(b) $mysqli = new mysqli( )(c) $mysqli->new.mysqli( )(d) mysqli->new.mysqli( )Answer:(b) $mysqli = new mysqli( ) Question 2.which one is correct way, we can retrieve the data in the result set of MySQL using … Read more