1. In the _______ mode, IPSec protects the whole IP packet, including the original IP header.
Correct : B. tunnel
2. An HTTP connection uses port _________ whereas HTTPS uses port ____________ and invokes SSL
Correct : C. 80; 443
3. What port does Telnet use?
Correct : D. 23
4. A digital Signature is
Correct : C. an authentication of an electronic record by trying it uniquely to a key only a sender knows
5. A ___________ is an extension of an enterprise’s private intranet across a public network such as the internet, creating a secure private connection.
Correct : B. vpn
6. ______uses the idea of certificate trust levels
Correct : B. pgp
7. A digital signature needs a
Correct : C. public-key system
8. Pretty good privacy (PGP) is used in ______
Correct : B. email security
9. What is necessary for a cross-site script attack with cookies to be thwarted
Correct : A. captchas
10. The _______ mode is normally used when we need host-to-host (end-to-end) protection of data.
Correct : A. transport
11. For each _______ the Kerberos Key Distribution Center (KDC) maintains a database of the realm’s principal and the principal’s associated “secret keys”.
Correct : B. realm
12. The basic Web Services platform is combination of _____ and _______
Correct : C. xml + http
13. For a client-server authentication, the client requests from the KDC a ________ for access to a specific asset.
Correct : A. ticket
14. What is one advantage of setting up a DMZ with two firewalls?
Correct : C. you can do load balancing
15. What are the two primary classifications of cross-site scripting?
Correct : D. non-persistent and persistent
16. Imagine a social networking web app (like Twitter) that allows users to post short blurbs of text.
Correct : D. a and b
17. Why would a hacker use a proxy server?
Correct : D. to hide malicious activity on the network.
18. IPSec is designed to provide security at the _________
Correct : B. network layer
19. Which component is included in IP security?
Correct : D. all of the mentioned
20. What is Firewall?
Correct : A. firewalls are network based security measures that control the flow of incoming and outgoing traffic
21. SSL stands for?
Correct : A. secured socket layer
22. What is the most important activity in system hacking?
Correct : B. cracking passwords
23. Why would HTTP Tunneling be used?
Correct : C. to bypass a firewall
24. The domain name space (tree) is devided into---------different sections
Correct : A. 3
25. The _____domains define registered hosts according to their generic behaviour.
Correct : A. generic
26. DNS can use services of________using the well known port 53
Correct : C. either (a) or (b)
27. In the DNS the names are defined in _____ sturucture
Correct : B. an invertred tree
28. The root of DNS tree is____
Correct : C. an empty string
29. A full domain name is sequence of lables seperated by____
Correct : B. dots
30. When discussing IDS/IPS, what is a signature?
Correct : B. patterns of activity or code corresponding to attacks
31. Which is true of a signature-based IDS?
Correct : B. it only identifies on known signatures
32. A false positive can be defined as:
Correct : A. an alert that indicates nefarious activity on a system that, upon further inspection, turns out to represent legitimate network traffic or behavior
33. The features of traditional IPSes are found in all of these modern systems, except:
Correct : B. antimalware
34. How does machine learning benefit IDSes/IPSes?
Correct : C. by searching for similar patterns to known attacks
35. A valid definition of digital evidence is:
Correct : C. digital data of probative value
36. What are the three general categories of computer systems that can contain digital evidence?
Correct : D. open computer systems, communication systems, embedded systems
37. In terms of digital evidence, the Internet is an example of:
Correct : B. communication systems
38. Cybertrails are advantageous because:
Correct : D. offenders who are unaware of them leave behind more clues than they otherwise would have.
39. Personal computers and networks are often a valuable source of evidence. Those involved with _______ should be comfortable with this technology.
Correct : D. all of the above
40. Computers can play the following roles in a crime:
Correct : B. evidence, instrumentality, contraband, or fruit of crime
41. The following specializations exist in digital investigations:
Correct : D. all of the above
42. The process of documenting the seizure of digital evidence and, in particular, when that evidence changes hands, is known as:
Correct : A. chain of custody
43. When assessing the reliability of digital evidence, the investigator is concerned with whether the computer that generated the evidence was functioning normally, and:
Correct : B. whether there are indications that the actual digital evidence was tampered with
44. The fact that with modern technology, a photocopy of a document has become acceptable in place of the original is known as:
Correct : A. best evidence rule
45. An investigation can be hindered by the following:
Correct : D. all of the above
46. Forensic analysis involves the following:
Correct : A. assessment, experimentation, fusion, correlation, and validation
47. The first step in applying the scientific method to a digital investigation is to:
Correct : C. make one or more observations based on events that occurred
48. The process model whose goal is to completely describe the flow of information in a digital investigation is known as:
Correct : C. the evidence flow model
49. The crime scene preservation process includes all but which of the following:
Correct : C. confirming system date and time
50. Investigative reconstruction is composed of three different forms. Which of the following is NOT one of those three forms?
Correct : B. intentional
51. In crimes against individuals the ______ period leading up to the crime often contains the most important clues regarding the relationship between the offender and the victim.
Correct : A. 24-hour
52. The type of report that is a preliminary summary of findings is known as:
Correct : B. threshold assessment report
53. Creating a histogram of times to reveal periods of high activity is an example of which form of investigative reconstruction?
Correct : D. temporal
54. Investigators should not rely on one piece of digital evidence when examining an alibi – they should look for an associated _______.
Correct : A. cybertrail
55. It is quite difficult to fabricate an alibi on a network successfully because:
Correct : C. an individual rarely has the ability to falsify digital evidence on all the computers that are involved.
56. Types of digital evidence that might corroborate an alibi include:
Correct : D. all of the above
57. To demonstrate that someone is lying about an alibi, it is necessary to:
Correct : A. find evidence that clearly demonstrates the lie
58. In confirming an alibi involving an obscure piece of equipment, if no documentation is available, the manufacturer is no longer in business, or the equipment/network is so complicated that nobody fully understands how it works, you should:
Correct : C. recreate the events surrounding the alibi
59. Absence of evidence refutes an alibi.
Correct : B. false
60. An implication from studies indicating that many stalkers had prior acquaintance with their victims is that:
Correct : C. investigators should pay particular attention to acquaintances of the victim
61. When a cyberstalking case is stalled, it is a good idea to interview the victim again, because:
Correct : B. the information that investigators have gathered might help the victim recall additional details.
62. That part of cyberstalking where the offender is using the Internet to find a victim is known as:
Correct : C. surreptitious monitoring
63. The _____________ documentation specifies who handled the evidence, when, where, and for what purpose.
Correct : B. . chain of custody
64. When you have developed a theory, what can you do to confirm that your hypothesis is correct?
Correct : D. all of the above
65. Of particular significance in the scientific method is the weight attached to finding evidence which supports a particular hypothesis
Correct : A. true
66. When reconstructing evidence surrounding a violent crime, it is generally helpful to:
Correct : C. construct a timeline of events from digital evidence
67. Computers and mobile devices are treated as _________ crime scenes in violent crime investigations.
Correct : D. secondary
68. Given the scope and consequences of violent crimes, it is advisable to seek out and preserve all available digital evidence.
Correct : A. true
69. In the course of conducting forensic analysis, which of the following actions are carried out?
Correct : D. all of the above
70. Security Measures Needed to protect ________ during their transmission
Correct : B. data
71. __________ means knowledge obtained from investigation, study , intelligence new ,facts .
Correct : C. information
72. Prevention of the unauthorised used of Resources refers too?
Correct : C. acess control
73. Protection against Denial by one of these parties in a communication refers to?
Correct : A. non-repudiation
74. Which One of them is Passive attack?
Correct : D. obtain message contain
75. What is lying of IP address called as?
Correct : A. ip spoofing
76. What is full form of DDoS?
Correct : B. distributed denial of
service
77. A hacker guessing suggested password to a program is call as?
Correct : C. default password attack
78. Symmetric key encryption is also called as?
Correct : B. private key
encryption
79. Conversion of Cypher text to plain text?
Correct : B. decryption
80. __is used to create the organisation's overall security program.
Correct : A. program policy
81. An act of protecting information from unauthorised disclouser to an entity.-
Correct : C. confidentiality
82. A way to ensure that the entity is indeed what it claims to be.-
Correct : A. authentication
83. The__model is 7 layer architecture where each layer is having some specific functionality to perform.
Correct : B. osi
84. The full form of OSI is OSI model__.
Correct : A. open systems
interconnection
85. The technique in which when one character is replaced by another Character is called as?
Correct : B. substitution
86. Conversion of plain text into Cipher text is called as________.
Correct : A. encryption
87. In Symmetric schemes requires both parties to share how many secret key?
Correct : A. one
88. Blum Blum Shub Generator is based on which Algorithm?
Correct : B. public key
89. In DES step both LPT and RPT undergoes in how much key Rounds?
Correct : B. 16
90. What is the 4th step in DES Algorithm?
Correct : C. p-box permutation
91. In AES in which Round Subkeys are Generated from Original key for each round?
Correct : A. key expansion
92. AES stands for ?
Correct : B. advance encryption standard
93. Which of them is type of Cipher?
Correct : C. both of them
94. The message which is not understandable is called as?
Correct : A. cipher text
95. _______ is the practice and precautions taken to protect valuable information from unauthorized access, recording, disclosure or destruction.
Correct : C. information security
96. _______ platforms are used for safety and protection of information in the cloud.
Correct : A. cloud workload protection platforms
97. Compromising confidential information comes under _________
Correct : B. threat
98. An attempt to harm, damage or cause threat to a system or network is broadly termed as ______
Correct : B. cyber attack
99. The CIA triad is often represented by which of the following?
Correct : A. triangle
100. Related to information security, confidentiality is the opposite of which of the following?