MCQs

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1. What does SSL stand for in networking?
   a. Secure Socket Layer
   b. Security System Layer
   c. Simple Socket Link
   d. System Socket Layer
   Answer: a. Secure Socket Layerexamradar+2
2. What is the primary purpose of SSL?
   a. Increase web speed
   b. Compress data
   c. Encrypt data communication
   d. Filter packets
   Answer: c. Encrypt data communicationssl+2
3. Which protocol succeeded SSL as a more secure standard?
   a. HTTP
   b. TLS
   c. UDP
   d. FTP
   Answer: b. TLSgeeksforgeeks+2
4. Who originally developed the SSL protocol?
   a. Microsoft
   b. Netscape
   c. IBM
   d. Oracle
   Answer: b. Netscapesecurew2+1
5. Which layer of the OSI model does SSL mainly operate at?
   a. Application
   b. Transport
   c. Network
   d. Presentation
   Answer: b. Transportinterviewprep+1
6. What cryptographic technique does SSL use to ensure confidentiality?
   a. Hashing
   b. Symmetric encryption
   c. Steganography
   d. Watermarking
   Answer: b. Symmetric encryptioninterviewprep+1
7. Which key is used to create the session key during an SSL handshake?
   a. Master Secret
   b. Private Key
   c. Pre-Master Secret
   d. Public Key
   Answer: c. Pre-Master Secretssl+1
8. What component authenticates a website’s identity in SSL?
   a. IP address
   b. Digital certificate
   c. MAC address
   d. Username
   Answer: b. Digital certificatecloudflare+2
9. The main protocol responsible for SSL’s actual data encryption is:
   a. Record Protocol
   b. Handshake Protocol
   c. Change Cipher Spec
   d. Alert Protocol
   Answer: a. Record Protocolgeeksforgeeks+1
10. What protocol in SSL initiates negotiation of security parameters?
    a. Handshake Protocol
    b. Alert Protocol
    c. Echo Protocol
    d. Transport Protocol
    Answer: a. Handshake Protocolsecurew2+2
11. Which organization typically validates SSL digital certificates?
    a. DNS Authority
    b. Root Name Server
    c. Certification Authority
    d. File Server
    Answer: c. Certification Authoritysecurew2+2
12. What is shown in a browser when visiting a secure SSL site?
    a. Warning icon
    b. Padlock icon
    c. Globe icon
    d. Cross sign
    Answer: b. Padlock iconssl+1
13. Which cipher is commonly used with SSL for symmetric encryption?
    a. RSA
    b. AES
    c. DSA
    d. ECC
    Answer: b. AESinterviewprep+1
14. A valid SSL certificate requires which of the following?
    a. Self-issuance
    b. Issuance by a trusted CA
    c. Public listing only
    d. Only a signature
    Answer: b. Issuance by a trusted CAsecurew2+1
15. What does an expired SSL certificate signify?
    a. The site is always encrypted
    b. No risk to users
    c. The certificate is no longer trustworthy
    d. DNS fails
    Answer: c. The certificate is no longer trustworthyinterviewprep+1
16. SSL uses which of the following to verify message integrity?
    a. CRC code
    b. MAC (Message Authentication Code)
    c. Time stamp
    d. Packet ID
    Answer: b. MAC (Message Authentication Code)geeksforgeeks+1
17. Which alert type in SSL indicates that the session should terminate?
    a. Info
    b. Fatal
    c. Notice
    d. Verify
    Answer: b. Fatalsecurew2+1
18. What type of encryption is used during the SSL handshake?
    a. Symmetric
    b. Asymmetric
    c. Homomorphic
    d. Stateful
    Answer: b. Asymmetricssl+1
19. What contains the server’s public key in SSL communication?
    a. TCP header
    b. Digital certificate
    c. Cookie
    d. Application payload
    Answer: b. Digital certificateinterviewprep+1
20. What does the SSL Change Cipher Spec protocol do?
    a. Terminates connection
    b. Marks transition to encrypted state
    c. Compresses message
    d. Checks DNS
    Answer: b. Marks transition to encrypted stategeeksforgeeks+1
21. Which SSL protocol communicates security warnings or errors?
    a. Handshake
    b. Record
    c. Alert
    d. Cipher
    Answer: c. Alertgeeksforgeeks+1
22. What does SSL certificate revocation mean?
    a. The certificate is authorized
    b. The certificate is invalid before expiry
    c. The certificate uses a long key
    d. The session is secured
    Answer: b. The certificate is invalid before expiryssl+1
23. What is CA in the context of SSL?
    a. Cipher Algorithm
    b. Certificate Authority
    c. Communication Agent
    d. Certificate Agent
    Answer: b. Certificate Authoritysecurew2+2
24. How does SSL provide privacy?
    a. By hashing data
    b. By compressing all data
    c. By encrypting data during transfer
    d. By delaying transmission
    Answer: c. By encrypting data during transfercloudflare+1
25. What identifies a secure website using SSL?
    a. http://
    b. https://
    c. ftp://
    d. ssl://
    Answer: b. https://cloudflare+1
26. What is the main difference between SSL and HTTPS?
    a. SSL is a server type
    b. HTTPS integrates SSL with HTTP
    c. SSL is for email only
    d. No difference
    Answer: b. HTTPS integrates SSL with HTTPdigicert+2
27. What does SSL prevent during Internet communications?
    a. Bandwidth usage
    b. Unauthorized access and data tampering
    c. Routing loops
    d. ARP poisoning
    Answer: b. Unauthorized access and data tamperingexamradar+2
28. Which algorithm is used for digital signatures in SSL?
    a. DES
    b. DSA
    c. Nash
    d. Diffie
    Answer: b. DSAinterviewprep+1
29. SSL operates primarily over which protocol?
    a. UDP
    b. TCP
    c. RIP
    d. OSPF
    Answer: b. TCPgeeksforgeeks+1
30. What is the first step of the SSL handshake?
    a. Server sends a certificate
    b. ClientHello message
    c. Change Cipher Spec
    d. Master Secret generation
    Answer: b. ClientHello messagegeeksforgeeks+1
31. Which SSL certificate type is most suitable for e-commerce?
    a. Domain Validated
    b. Extended Validation
    c. Self-signed
    d. Wildcard
    Answer: b. Extended Validationsecurew2+1
32. What does the Record Protocol add for message integrity in SSL?
    a. Key
    b. MAC
    c. IP addresses
    d. Port numbers
    Answer: b. MACgeeksforgeeks+1
33. What occurs if an SSL handshake fails?
    a. Data is sent in plain text
    b. The connection does not establish
    c. The server restarts
    d. The client upgrades automatically
    Answer: b. The connection does not establishcloudflare+1
34. What is a self-signed SSL certificate?
    a. Signed by CA
    b. Signed by the owner
    c. Signed by a third-party vendor
    d. Not signed at all
    Answer: b. Signed by the ownerinterviewprep+1
35. In SSL, which protocol confirms the identity of a server?
    a. Record Protocol
    b. Handshake Protocol
    c. Alert Protocol
    d. Chat Protocol
    Answer: b. Handshake Protocolsecurew2+1
36. What is included in an SSL certificate?
    a. Only public key
    b. Public key and identifying information
    c. Private key
    d. Raw data packets
    Answer: b. Public key and identifying informationinterviewprep+1
37. Which method checks if an SSL certificate is revoked?
    a. MAC
    b. OCSP
    c. TCP verify
    d. HTTP request
    Answer: b. OCSPinterviewprep
38. What shows that SSL is active in a web browser besides the padlock?
    a. “Secure” label or green address bar
    b. Site’s logo
    c. Red dot
    d. Warning message
    Answer: a. “Secure” label or green address barssl+1
39. Which SSL handshake phase determines encryption parameters?
    a. ClientHello
    b. ServerHello
    c. Record
    d. Alert
    Answer: b. ServerHellogeeksforgeeks+2
40. Why was SSL deprecated?
    a. Too expensive
    b. Security vulnerabilities
    c. Bandwidth issues
    d. Lacked protocols
    Answer: b. Security vulnerabilitiesdigicert+1
41. What is SNI in SSL?
    a. Secure Network Infrastructure
    b. Server Name Indication
    c. Server Node Initialization
    d. Secure Node Interaction
    Answer: b. Server Name Indicationinterviewprep
42. When does the SSL session key get generated?
    a. After certificate validation
    b. Before handshake
    c. When server starts
    d. After connection teardown
    Answer: a. After certificate validationssl+1
43. Which SSL protocol is responsible for error reporting?
    a. Handshake
    b. Alert
    c. Change Cipher Spec
    d. Session
    Answer: b. Alertsecurew2+1
44. Which extension allows multiple domains on one IP with SSL?
    a. OCSP
    b. SNI
    c. ALPN
    d. DNSSEC
    Answer: b. SNIinterviewprep
45. What is the SSL session state before encryption starts?
    a. Cleartext state
    b. Handshake state
    c. Pending state
    d. Data state
    Answer: b. Handshake stategeeksforgeeks+1
46. Why is asymmetric encryption only used during handshake?
    a. Too slow for data payloads
    b. Unsecure
    c. Only for email
    d. It compresses data
    Answer: a. Too slow for data payloadsssl+1
47. What role does the private key play in SSL?
    a. Encrypts data in transit
    b. Decrypts handshake secrets
    c. Generates MACs
    d. Changes cipher
    Answer: b. Decrypts handshake secretsssl+1
48. What happens after a fatal alert is sent?
    a. Session continues
    b. Session closes
    c. Certificate is refreshed
    d. Sent to CA
    Answer: b. Session closessecurew2+1
49. Can SSL be used for email transmission?
    a. Yes
    b. No
    c. Only for web
    d. Only for files
    Answer: a. Yesdigicert+1
50. What is a benefit of using SSL on a website?
    a. Increases ranking on search engines
    b. Encrypts and protects data
    c. Increases data size
    d. Reduces server cost
    Answer: b. Encrypts and protects datadigicert+2

1. https://examradar.com/ssl-tls-and-https-mcqs/
2. https://www.geeksforgeeks.org/computer-networks/secure-socket-layer-ssl/
3. https://www.ccbp.in/blog/articles/computer-network-mcq
4. https://www.ssl.com/faqs/faq-what-is-ssl/
5. https://www.cloudflare.com/learning/ssl/what-is-ssl/
6. https://www.securew2.com/blog/what-is-secure-sockets-layer-ssl
7. https://interviewprep.org/secure-sockets-layer-ssl-interview-questions/
8. https://www.digicert.com/what-is-ssl-tls-and-https
9. https://examradar.com/secure-sockets-layer-transport-layer-security-ssl-tls-mcqs/
10. https://www.sanfoundry.com/network-security-questions-answers-socket-secure-layer-i/
11. https://www.sanfoundry.com/network-security-mcqs/
12. https://testbook.com/objective-questions/mcq-on-sockets–5eea6a0939140f30f369d8fb
13. https://www.studocu.com/in/document/amrita-vishwa-vidyapeetham/problem-solving-and-computer-programming/50-mcq-ccnp-pdf-summary-problem-solving-and-computer-programming/83567019
14. https://www.scribd.com/document/419585231/MCQ-32
15. https://www.scribd.com/document/411485183/Cns-4-and-5-Unit-Mcqs
16. https://www.gdcramban.in/MCQ/networkmcq.pdf
17. https://www.includehelp.com/networking/https-and-ssl-aptitude-questions-and-answers.aspx
18. https://www.yeahhub.com/top-20-frequently-asked-network-security-mcqs-with-answers/
19. https://docs.oracle.com/cd/E19509-01/820-3503/6nf1il6ek/index.html
20. https://knowledgeuniverseonline.com/mcq/network-security-multiple-choice-questions.php