gs gs124 Internet Protocol, Network Addressing and Transport Level Security - Secure Shell (SSH) - Quiz No.1
gs gs124 Introduction Cyber Security Quiz
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Question 1: Which of the following is not a secure shell protocol?
Transport Layer Protocol
Secure Layer Protocol
Connection Protocol
User Authentication Protocol
Question 2: Which is the lowest level in the SSH protocol stack?
SSH Transport Layer Protocol
TCP
IP
SSH User Authentication Protocol
Question 4: Which is the correct order of the SSH Transport Layer Protocol Packet Exchanges?
Algorithm Negotiation; End of key exchange; Service request; Identification string exchange
Identification string exchange; Algorithm Negotiation; End of key exchange; Service request
Identification string exchange; End of key exchange; Service request; Algorithm Negotiation
Algorithm Negotiation; Identification string exchange; End of key exchange; Service request
Question 5: The correct order of operations in the SSH Transport Layer Protocol Packet Formation is –
Compression; Encryption; Padding and Addition of seq bits
Compression; Padding and Addition of seq bits; Encryption
Encryption; Padding and Addition of seq bits; Compression
Padding and Addition of seq bits; Encryption; Compression
Question 6: Size of the sequence number is-
32 bits
48 bits
56 bits
64 bits
Question 7: Which one of the following does not undergo the encryption procedure?
pdl
pktl
seq#
padding
Question 8: What is the recommended cryptographic algorithm for the Secure Shell Transport Layer?
twofish 128
aes 192
aes 128
blowfish
Question 10: What is the recommended MAC algorithm for the SSH Transport Layer?
HMAC – MD5
HMAC – MD5 – 96
HMAC SHA1 – 96
HMAC SHA1
Question 12: In the Key generation procedure, the Initialization Vector from the server to client is represented as:
HASH(K||H||”C”||session_id)
HASH(K||H||”B”||session_id)
HASH(K||H||”F”||session_id)
HASH(K||H||”D”||session_id)
Question 13: Which port forwarding technique intercepts application-level traffic and redirects it from an insecure TCP connections to secure SSH tunnels?
Remote Forwarding
Local Forwarding
Stable Forwarding
None of the mentioned
Question 14: The protocol ‘POP’ stands for-
Personal Office Protocol
Post Office Protocol
Privacy Overall Protocol
Privacy Over Protocol
Question 15: In which port forwarding technique does the client act on the server’s behalf?
Remote Forwarding
Local Forwarding
Stable Forwarding
None of the mentioned
Question 16: In the Key generation procedure, the Integrity Key from the client to server is represented as:
HASH(K||H||”E”||session_id)
HASH(K||H||”C”||session_id)
HASH(K||H||”B”||session_id)
HASH(K||H||”D”||session_id)
Question 17: In the Key generation procedure, the Integrity Key from the server to client is represented as:
HASH(K||H||”A”||session_id)
HASH(K||H||”B”||session_id)
HASH(K||H||”E”||session_id)
HASH(K||H||”F”||session_id)
Question 18: In the Key generation procedure, the Encryption key from the server to client is represented as:
HASH(K||H||”C”||session_id)
HASH(K||H||”B”||session_id)
HASH(K||H||”F”||session_id)
HASH(K||H||”D”||session_id)
Question 20: SSH_MSG_USERAUTH_FALIURE is represented by byte-
50
51
52
None of the mentioned
Question 21: SSH_MSG_USERAUTH_SUCCESS is represented by the byte –
50
51
60
None of the mentioned
Question 22: Which of the following are valid authentication methods?
Public Key Based
Password Based
Host Based
All of the mentioned
Question 24: The secure authentication connection is referred to as-
chisel
tunnel
zeroing
handshaking
Question 26: In the “Opening a channel” phase what is the function of the “innitial window size” parameter?
It specifies the number of bytes in the IV
It specifies the maximum size of an individual packet
It specifies how many bytes of channel data can be sent
None of the mentioned
Question 27: In the “Opening a channel” phase what is the function of the “maximum packet size” parameter?
It specifies the number of bytes in the IV
It specifies the maximum size of an individual packet
It specifies how many bytes of channel data can be sent
None of the mentioned
Question 28: Which is not a channel recognized by the SSH connection protocol?
session
backward-tcpip
direct-tcpip
x11
Question 29: Which channel ensures local port forwarding?
session
x11
forward-tcpip
direct-tcpip
Question 30: On which port will the server generally listen to for SMTP?
port 35
port 63
port 25
port 65
