MCQ Bank
The ability for different classes of objects to respond to identical messages is ______
- A) Association
- B) Encapsulation
- C) Polymorphism
- D) Inheritance
A language mechanism for restricting access to some of the object's components is known as:
- A) Object inheritance
- B) Polymorphism
- C) Object hiding
- D) Object Encapsulation
____________ is a program which undertakes unauthorized activities but looks legitimate.
- A) Virus
- B) Trojan horse
- C) Worms
- D) Spyware
Internet protocol ______________ provide evidence on the delivery of messages.
- A) mostly
- B) does
- C) does not
- D) up to some extent
Incase of ____________, an intruder fools a user into thinking they are interacting with the operating system.
- A) Trojan horse
- B) Piggybacking
- C) Spoofing
- D) Eavesdropping
Which of the following involves intercepting communications between the operating system and the user?
- A) Masquerading
- B) Piggybacking
- C) Spoofing
- D) Eavesdropping
_______________ allow users to use the facilities of an operating system without being subject to the normal controls.
- A) Trapdoors
- B) Eavesdropping
- C) Piggybacking
- D) Spoofing
Internet is vulnerable to attacks because of its _____________
- A) global access
- B) scope
- C) nature
- D) speed
An intruder carry out unauthorized activity by impersonating a legitimate user of the system incase of __________________.
- A) Eavesdropping
- B) Spoofing
- C) Piggybacking
- D) Masquerading
Which of the following is the act of secretly listening to the private conversation of others without their consent?
- A) Eavesdropping
- B) Masquerading
- C) Piggybacking
- D) Spoofing
Data packets are routed across a network with the help of _________________.
- A) HTTP protocol
- B) FTP protocol
- C) Internet Protocol
- D) TCP protocol
Which of the following network attacks involves probing for network information?
- A) Masquerading
- B) Passive attacks
- C) Spoofing
- D) Active attacks