Security + Practice Exam 3

26 Questions | By Screwtherhino | Updated: Mar 21, 2022 | Attempts: 880

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This will assist you in port identification, IDS systems, Disaster Recovery, Encryption methods and much more. Good Luck!

Questions and Answers

1.

Describe the most two common methods of email encryption
- A.
  
  PGP
- B.
  
  ECC
- C.
  
  RC5
- D.
  
  Blowfish
- E.
  
  S/MIME
2.

How many keys are used in Public Key encryption?
- A.
  
  2
- B.
  
  6
- C.
  
  1
- D.
  
  4
3.

How much uncompressed data is a SuperDLT tape expected to hold?
- A.
  
  1.2 TB
- B.
  
  200 GB
- C.
  
  400 GB
- D.
  
  100 GB
4.

Name the IDS that is more ambitous and informative
- A.
  
  ECC
- B.
  
  Host-Based
- C.
  
  Network-Based
- D.
  
  Firewall-Based
5.

What ports does Yahoo use? Choose all that apply
- A.
  
  5010
- B.
  
  2025
- C.
  
  5050
- D.
  
  1843
- E.
  
  161
6.

What ports does AIM and ICQ use?
- A.
  
  88
- B.
  
  5190
- C.
  
  161
- D.
  
  67
7.

Choose the 3 most common types of common firewalls. Choose all that apply
- A.
  
  Proxy
- B.
  
  Stateful-inspection
- C.
  
  Packet-Filtering
- D.
  
  None of the above
8.

Name two that can function as firewalls. Choose two
- A.
  
  Proxy
- B.
  
  User
- C.
  
  Router
- D.
  
  Computer
- E.
  
  None of the above
9.

Jim wants to set up a VPN for his main site as well as a satellite office. Since there is no direct point to point connection there is a security risk involved. What protocol would Jim secure the VPN?
- A.
  
  IDS
- B.
  
  IMAP
- C.
  
  SNMP
- D.
  
  IPsec
- E.
  
  None of the aboce
10.

What two types of viruses are commonly transferred by email
- A.
  
  Trojan Horse
- B.
  
  Boot-sector virus
- C.
  
  EXE type virus
- D.
  
  Worm
11.

RADIUS stands for Remote Authentication Dial-In User Service
- A.
  
  True
- B.
  
  False
12.

Which port does RADIUS use?
- A.
  
  1812
- B.
  
  1512
- C.
  
  443
- D.
  
  88
13.

Which port does Kerberos use?
- A.
  
  80
- B.
  
  25
- C.
  
  22
- D.
  
  88
- E.
  
  8080
14.

Name a type of attack that is not Social Engineering. Choose two
- A.
  
  Brute force attack
- B.
  
  Bogus Emails
- C.
  
  Port Scan
- D.
  
  Phone calls reporting need for password reset
15.

Asymmetric uses how many keys?
- A.
  
  1
- B.
  
  128 bit stream
- C.
  
  64 bit block
- D.
  
  2
16.

Name two protocols used by VPN. Choose two.
- A.
  
  IMAP
- B.
  
  PTPP
- C.
  
  SNMP
- D.
  
  L2TP
17.

What is the most effective method of preventing Social Engineer security breaches. Choose two.
- A.
  
  Educate all users
- B.
  
  Fire an employee responsible for the breach
- C.
  
  Install an IDS
- D.
  
  Update and post new security bulletins
- E.
  
  Disable FTP externally
18.

Cellular phones use RSA for encryption
- A.
  
  True
- B.
  
  False
19.

What algorithm is used to secure an encryption?
- A.
  
  Hashing
- B.
  
  RC5
- C.
  
  Blowfish
- D.
  
  ECC
20.

What is needed to implement DAC?
- A.
  
  ACL
- B.
  
  User Database
- C.
  
  Routing Table
- D.
  
  ARP
21.

What port does NNTP use?
- A.
  
  143
- B.
  
  119
- C.
  
  53
- D.
  
  67
22.

What port does DNS use?
- A.
  
  53
- B.
  
  23
- C.
  
  49
- D.
  
  25
23.

What port does Telnet use?
- A.
  
  110
- B.
  
  23
- C.
  
  20
- D.
  
  162
24.

How is your hash determined through asymmetric encryption?
- A.
  
  Hash of your password
- B.
  
  Hash of your user name
- C.
  
  Hash of your pass phrase
- D.
  
  Hash of the public key
25.

How many hashing functions does CHAP use?
- A.
  
  One-way
- B.
  
  Two-way
- C.
  
  Three-way
- D.
  
  Five-way