NCO- Cyber Olympiad (SOF) Class 11: Questions 273 - 276 of 599

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Question number: 273

» Computer » Viruses and Antiviruses

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Question

Which of the following is the type of software that has self-replicating software that causes damage to files and system? (Model test paper 2)

Choices

Choice (4)Response

a.

Trojan horses

b.

Bots

c.

Viruses

d.

Worms

Question number: 274

» Computer » Internet Services and Protocols

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Question

E-Commerce is one of the web services available on the internet. Which of the following technologies is used in conducting E-commerce activities?

Choices

Choice (4)Response

a.

Online Transaction Processing

b.

Internet Marketing

c.

Supply Chain Management

d.

All a. , b. and c. are correct

Question number: 275

» Mental Ability » Basic Arithmetic

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MCQ▾

Question

Which of the following meanings of the arithmetic signs will yield the value ‘zero’ for the expression given below?

Choices

Choice (4)Response

a.

means , means , means , means

b.

means , means , means , means

c.

means , means , means , means

d.

means , means , means , means

Question number: 276

» Computer » Working with OS

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MCQ▾

Question

________ a data processing system in which the time interval required to process and respond to inputs is so small that it controls the environment. (Model test paper 2)

Choices

Choice (4)Response

a.

Network operating system

b.

Real Time operating system

c.

Distributed operating system

d.

Time-sharing operating systems

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