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MCQ Questions of Computer System Security KNC 301/401

1. Which of the following is a way to escape jail as root?
(a) Reboot the system
(b) Create devices that let you access the raw disk
(c) Send signals to chrooted process
(d) A and B

Answer(d)


2. Subjects can also be objects with ______ operation(s)
(a) Kill
(b) Suspend and Resume
(c) Resume and Kill
(d) Kill, Suspend and Resume

Answer(d)


3. At the lower layer of SSL, a protocol for transferring data using a variety of predefined cipher and authentication combinations called the
(a) SSL authenticaptriootno col 
(b) SSL handshake Protocol
(c) SSL cipher protocol 
(d) SSL record protocol

Answer(d)


4. IPSec is designed to provide security at the
(a) Transport layer 
(b) Network layer
(c) Application layer 
(d) Session layer

Answer(b)


5. Pretty good privacy (PGP) is used in
(a) Browser security 
(b) email security
(c) Frp security 
(d) Wi-Fi security

Answer(b)


6. When a DNS server accepts and uses incorrect information from a host that has no authority giving that information, then it is called
(a) DNS lookup 
(b) DNS hijacking
(c) DNS spoofing 
(d) DNS authorizing

Answer(c)


7. ATM pin while withdrawing money is an example of using:
(a) Authentication 
(b) Authorisation
(c) Access Control 
(d) Auditing

Answer(b)


8. Which is the type of attack when Network is made unavailable for the user
(a) Masquerade 
(b) Replay
(c) Modification 
(d) Denial of Service

Answer(d)


9. A firewall protects which of the following attacks?
(P) Phishing 
(b) Dumpster diving
(c) Denial of Service (DOS) 
(d) Shoulder surfing

Answer(c)


10. Packet filtering firewalls are deployed on
(a) Routers 
(b) Switches
(c) Hubs 
(d) Repeaters

Answer(a)


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