11th computer science practice one mark question pdf 2022-2023

11th computer science practice one mark question

Which of the following is a set of moral principles that regulate the use of computers?

piracy b. programs               c. virus                                   d. computer ethics

Commercial programs made available to the public illegally are known as

freeware b. warez                    c. free software                     d. software

Which one of the following are self-repeating and do not require a computer program to attach themselves?

viruses b. worms                   c. spyware                              d. Trojans

Which one of the following tracks a user visits a website?

spyware b. cookies                  c. worms                                d. Trojans

Which of the following is not a malicious program on computer systems?

worms b. Trojans                  c. spyware                              d. cookies

A computer network security that monitors and controls incoming and outgoing traffic is

Cookies b. Virus                      c. Firewall                             d. worms

The process of converting cipher text to plain text is called

Encryption b. Decryption           c. key                                      d. proxy server

e-commerce means

electronic commerce b. electronic data exchange

electric data exchange d. electronic commercialization.

Distributing unwanted e-mail to others is called.

scam b. spam                      c. fraud                                   d. spoofing

Which visibility mode should be used when you want the features of the base class to be available to the derived class but not to the classes that are derived from the derived class?

(A) Private                           (B) Public                  (C) Protected                         (D) All of these

Inheritance is a process of creating new class from

(A) Base class                       (B) abstract                (C) derived class                   (D) Function

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