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Worksheets9A-computer-14-Security
Total questions: 10
Worksheet time: 10mins
Which of the following is a parasite program that comes along with software that does some harm to the system ?
(a) Attack
(b) Virus
(c) Vulnerabilities
(d) All of these
Which of the following text is used to transform the original message into unintelligible message (hidden message) by some logic ?
(a) kaison
(b) cipher
(c) logic bomb
(d) atom bomb
Which of the following is an application of various techniques and principles to transform simple message into unintelligible secret message and to re-transform the message back to its original form?
(a) Cryptography
(b) Cryptanalysis
(c) Cryptology
(d) All of these
Which of the followings is known as the process of converting a cipher-text into original plain text?
(a) Enciphering
(b) Encryption
(c) Ciphering
(d) Decryption
Cryptanalysis is also called ________.
(a) code breaking
(b) logic breaking
(c) design breaking
(d) system breaking
What is the collective name of both cryptography and crypt-analysis ?
(a) Cryptography
(b) Cryptanalysis
(c) Cryptology
(d) All of these
The name "........." is given from Greek Mythology and the story of Troy.
(a) Worms
(b) Virus
(c) Trojan Horse
(d) Traps
A ......... is a way of accessing system or resources of the system using an undocumented way.
(a) Logic Bomb
(b) Melissa
(c) Trojan Horse
(d) Trap Door
Many times spam emails are used as carriers of......... attacks.
(a) Denial of service
(b) Sniffing
(c) Spoofing
(d) Redirecting
The ........ virus hybridizes characteristics of viruses and worms.
(a) Logic Bomb
(b) Melissa
(c) Trojan Horse
(d) Trap Doors
