Which of the following is a hardware requirement that either an IDS/IPS system or a proxy server must have in order to properly function?
Answer : B
Dual-homed or dual-homing can refer to either an Ethernet device that has more than one network interface, for redundancy purposes, or in firewall technology, dual-homed is one of the firewall architectures, such as an IDS/IPS system, for implementing preventive security.
References: https://en.wikipedia.org/wiki/Dual-homed
Which of the following is an application that requires a host application for replication?
Answer : D
Computer viruses infect a variety of different subsystems on their hosts. A computer virus is a malware that, when executed, replicates by reproducing it self or infecting other programs by modifying them. Infecting computer programs can include as well, data files, or the boot sector of the hard drive. When this replication succeeds, the affected areas are then said to be "infected".
References: https://en.wikipedia.org/wiki/Computer_virus
A large company intends to use Blackberry for corporate mobile phones and a security analyst is assigned to evaluate the possible threats. The analyst will use the Blackjacking attack method to demonstrate how an attacker could circumvent perimeter defenses and gain access to the corporate network. What tool should the analyst use to perform a Blackjacking attack?
Answer : B
Blackberry users warned of hacking tool threat.
Users have been warned that the security of Blackberry wireless e-mail devices is at risk due to the availability this week of a new hacking tool. Secure Computing
Corporation said businesses that have installed Blackberry servers behind their gateway security devices could be vulnerable to a hacking attack from a tool call
BBProxy.
References: http://www.computerweekly.com/news/2240062112/Technology-news-in-brief
Which of the following can the administrator do to verify that a tape backup can be recovered in its entirety?
Answer : B
A full restore is required.
Which of the following describes the characteristics of a Boot Sector Virus?
Answer : B
A boot sector virus is a computer virus that infects a storage device's master boot record (MBR). The virus moves the boot sector to another location on the hard drive.
References: https://www.techopedia.com/definition/26655/boot-sector-virus