BPSC TRE Computer Networks - Full Length Test 2 ⋆ CSE Study247

Question 86

MCQ · Single Correct 1 mark

Previous Year Question BPSC TRE 2.0 PYQ

Which security protocol provides privacy and data integrity at the Network Layer for all upper-layer applications?

A (A) SSH B (B) IPsec C (C) SSL/TLS D (D) More than one of the above E (E) None of the above

Question 87

MCQ · Single Correct 1 mark

In asymmetric cryptography, which mathematical problem forms the foundational security basis of the RSA cryptosystem?

A (A) The discrete logarithm problem over elliptic curves B (B) Computing modular inverses of small integers C (C) The difficulty of factoring the product of two very large prime numbers D (D) More than one of the above E (E) None of the above

Question 88

MCQ · Single Correct 1 mark

What type of malware self-replicates across computer networks automatically by exploiting security vulnerabilities without requiring user interaction?

A (A) Trojan Horse B (B) Worm C (C) Virus D (D) More than one of the above E (E) None of the above

Question 89

MCQ · Single Correct 1 mark

What is the main function of a DNS resolver (stub resolver)?

A (A) A proxy firewall blocking domain names B (B) An authoritative server that hosts root zone records C (C) A client-side library that initiates recursive or iterative queries to translate domain names to IP addresses D (D) More than one of the above E (E) None of the above

Question 90

MCQ · Single Correct 1 mark

Which layer of the TCP/IP four-layer reference model corresponds to the OSI Session, Presentation, and Application layers combined?

A (A) Internet Layer B (B) Application Layer C (C) Transport Layer D (D) More than one of the above E (E) None of the above