EC-COUNCIL EC-COUNCIL Certifications 312-38 Questions & Answers

• Question 341:

  In which of the following conditions does the system enter ROM monitor mode? Each correct answer represents a complete solution. Choose all that apply.

  A. The router does not have a configuration file.

  B. There is a need to set operating parameters.

  C. The user interrupts the boot sequence.

  D. The router does not find a valid operating system image.

  Correct Answer: DC

  The system enters ROM monitor mode if the router does not find a valid operating system image, or if a user interrupts the boot sequence. From ROM monitor mode, a user can boot the device or perform diagnostic tests. Answer option A is

  incorrect. If the router does not have a configuration file, it will automatically enter Setup mode when the user switches it on. Setup mode creates an initial configuration.

  Answer option B is incorrect. Privileged EXEC is used for setting operating parameters.

• Question 342:

  Which of the following analyzes network traffic to trace specific transactions and can intercept and log traffic passing over a digital network? Each correct answer represents a complete solution. Choose all that apply.

  A. Wireless sniffer

  B. Spectrum analyzer

  C. Protocol analyzer

  D. Performance Monitor

  Correct Answer: AC

  Protocol analyzer (also known as a network analyzer, packet analyzer or sniffer, or for particular types of networks, an Ethernet sniffer or wireless sniffer) is computer software or computer hardware that can intercept and log traffic passing over a digital network. As data streams flow across the network, the sniffer captures each packet and, if needed, decodes and analyzes its content according to the appropriate RFC or other specifications. Answer option D is incorrect. Performance Monitor is used to get statistical information about the hardware and software components of a server. Answer option B is incorrect. A spectrum analyzer, or spectral analyzer, is a device that is used to examine the spectral composition of an electrical, acoustic, or optical waveform. It may also measure the power spectrum.

• Question 343:

  John works as a C programmer. He develops the following C program: His program is vulnerable to a __________ attack.

  

  A. SQL injection

  B. Denial-of-Service

  C. Buffer overflow

  D. Cross site scripting

  Correct Answer: C

  This program takes a user-supplied string and copies it into 'buffer1', which can hold up to 10 bytes of data. If a user sends more than 10 bytes, it would result in a buffer overflow.

• Question 344:

  Which of the following UTP cables is NOT suitable for data transmission or Ethernet data work usage?

  A. Category 6

  B. Category 1

  C. Category 4

  D. Category 5

  Correct Answer: B

• Question 345:

  Which of the following is a type of scam that entices a user to disclose personal information?

  A. Phishing

  B. Spamming

  C. Sniffing

  D. Smurfing

  Correct Answer: A

• Question 346:

  Which of the following is a physical security device designed to entrap a person on purpose?

  A. Mantrap

  B. Trap

  C. War Flying

  D. War Chalking

  Correct Answer: A

• Question 347:

  Which of the following commands is used for port scanning?

  A. nc -t

  B. nc -z

  C. nc -v

  D. nc -d

  Correct Answer: B

• Question 348:

  Which of the following is also known as slag code?

  A. Trojan

  B. Logic bomb

  C. Worm

  D. IRC bot

  Correct Answer: B

• Question 349:

  Which of the following UTP cables supports transmission up to 20MHz?

  A. Category 2

  B. Category 5e

  C. Category 4

  D. Category 1

  Correct Answer: C

• Question 350:

  Which of the following is the best known Windows tool for finding open wireless access points?

  A. Netcat

  B. Dsniff

  C. Snort

  D. Netstumbler

  Correct Answer: D