Which type of attack is characterized by a flood of packets that are requesting a TCP connection to a server？（）

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• Which type of attack is characterized by a flood of packets that are requesting a TCP connection to a server（）。

  A . denial of service B . brute force C . reconnaissance D . Trojan horse

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• Loran-C is which type of system（）.

  A . Reflected electron B . Electrical radiation C . Quarterpoint electrical navigation D . Hyperbolic radio navigatio

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• Which one of these statements is true of OSPF type 5 LSAs？（）

  A . They are used to summarize area routes to other areas. B . They are used in not-so-stubby areas to propagate external routes. C . They are used to notify areas of the ASBR. D . They are flooded to all areas except stub areas （external route）.

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• Which one of these statements is true of OSPF type 5 LSAs？ （）

  A .  They are used to summarize area routes to other areas. B .  They are used in not-so-stubby areas to propagate external routes. C .  They are used to notify areas of the ASBR. D .  They are flooded to all areas except stub areas （external route）.

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• An attacker is launching a DoS attack on the Company network using a hacking tool designed to  exhaust the IP address space available from the DHCP servers for a period of time.  Which  procedure would best defend against this type of attack？ （）

  A .  Configure only trusted interfaces with root guard. B .  Implement private VLANs （PVLANs） to carry only user traffic. C .  Implement private VLANs （PVLANs） to carry only DHCP traffic. D .  Configure only untrusted interfaces with root guard. E .  Configure DHCP spoofing on all ports that connect untrusted clients. F .  Configure DHCP snooping only on ports that connect trusted DHCP servers. G .  None of the other alternatives apply

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• Which firefighting method is an example of an indirect attack on a fire?（）.

  A . Bouncing a straight stream of water off the overhead to create spray effect B . Spraying foam on a bulkhead and letting it flow down and over a pool of burning oil C . Flooding a paint locker with CO and sealing the compartment D . Cooling adjacent bulkheads with water to prevent the spread of the fire by conductio

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• Refer to the exhibit. What type of attack is being defended against？ （） https://assets.asklib.com/images/image2/201807301110426.jpg

  A .  snooping attack B .  rogue device attack C .  STP attack D .  VLAN attack E .  spoofing attack F .  MAC flooding attack

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• Which is the most serious type of fracture?（）

  A . Compound B . Greenstick C . Closed D . Crack

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• Which is the return type of the method main（）？    

  A .  int B .  void C .  boolean D .  static

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• Which key method is used to detect and prevent attacks by use of IDS and/or IPS technologies？（）

  A . Signature-based detection B . Anomaly-based detection C . Honey pot detection D . Policy-based detectio

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• Which of the following types of attacks does DHCP snooping prevent？（Choose all that apply.）（）

  A . Attacker sends multiple DHCP requests flooding DHCP server B . Attacker connects rogue server initiating DHCP requests C . Attacker connects rogue server replying to DHCP requests D . Attacker sends DHCP jam signal causing DHCP server to crash E . Attacker sends gratuitous ARP replies， thereby jamming the DHCP server F . Attacker sends unsolicited DHCP replies， thereby jamming the DHCP server

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• Which of the devices listed is common to all types of pumps?（）

  A . A power end and fluid end B . A propeller and educator C . A volute and impeller D . A turbine and pisto

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• Which type of attacks can be monitored and mitigated by CS-MARS using NetFlow data？（）

  A .  Man-in-themiddle attack B .  Spoof attack C .  Land.C attack D .  Buffer Overflow E .  Day zero attack F .  Trojan Horse

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• Which is not the type of Ionizing Radiation（）？

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• Which of the following is necessary to create any type of plastics?

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• Which of the following statement is true about the terrorist attack （）

  A．It is a deadly bombing in Germany last night and is considered by the government as a right-wing terrorist attack． B．Eleven people were found dead at two hookah bars outside Frankfurt． C．The suspect escaped after the attack and the police has not found him yet． D．According to media reports, the victims in the bars were from Germany’s Turkish and Kurdish communities．

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• Which one is INCORRECT about the result of the attack？

  A．The victims were all foreign tourists. B．A French citizen was among the dead. C．At least 2 people were killed and 19 others injured. D．The bomber might be one of the dead.

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• Which of the following type of class is the smallest in size？（）

  A．Tutorial B．Lecture C．Seminar D．Field trip

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• Which of the following is not a target type of ‘makefile'（）

  A．Ultimate target B．Intermediate target C．Label D．Dependency file

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• Which of the following is nota type of operating asset？

  A．inventory B．cash C．land D．investments

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• Which type of attack uses a database or databases to guess a password in order to gain

  A．Hijacking attack B．Virus attack C．Dictionary attack D．Man-in-the-middle attack

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