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GAQM CEH-001 - Certified Ethical Hacker (CEH)

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Total 878 questions

Which of the following settings enables Nessus to detect when it is sending too many packets and the network pipe is approaching capacity?

A.

Netstat WMI Scan

B.

Silent Dependencies

C.

Consider unscanned ports as closed

D.

Reduce parallel connections on congestion

What is the outcome of the comm”nc -l -p 2222 | nc 10.1.0.43 1234"?

A.

Netcat will listen on the 10.1.0.43 interface for 1234 seconds on port 2222.

B.

Netcat will listen on port 2222 and output anything received to a remote connection on 10.1.0.43 port 1234.

C.

Netcat will listen for a connection from 10.1.0.43 on port 1234 and output anything received to port 2222.

D.

Netcat will listen on port 2222 and then output anything received to local interface 10.1.0.43.

How can telnet be used to fingerprint a web server?

A.

telnet webserverAddress 80

HEAD / HTTP/1.0

B.

telnet webserverAddress 80

PUT / HTTP/1.0

C.

telnet webserverAddress 80

HEAD / HTTP/2.0

D.

telnet webserverAddress 80

PUT / HTTP/2.0

A security consultant is trying to bid on a large contract that involves penetration testing and reporting. The company accepting bids wants proof of work so the consultant prints out several audits that have been performed. Which of the following is likely to occur as a result?

A.

The consultant will ask for money on the bid because of great work.

B.

The consultant may expose vulnerabilities of other companies.

C.

The company accepting bids will want the same type of format of testing.

D.

The company accepting bids will hire the consultant because of the great work performed.

What statement is true regarding LM hashes?

A.

LM hashes consist in 48 hexadecimal characters.

B.

LM hashes are based on AES128 cryptographic standard.

C.

Uppercase characters in the password are converted to lowercase.

D.

LM hashes are not generated when the password length exceeds 15 characters.

Which of the following is an example of an asymmetric encryption implementation?

A.

SHA1

B.

PGP

C.

3DES

D.

MD5

What is the purpose of conducting security assessments on network resources?

A.

Documentation

B.

Validation

C.

Implementation

D.

Management

When analyzing the IDS logs, the system administrator noticed an alert was logged when the external router was accessed from the administrator's computer to update the router configuration. What type of an alert is this?

A.

False positive

B.

False negative

C.

True positve

D.

True negative

Which solution can be used to emulate computer services, such as mail and ftp, and to capture information related to logins or actions?

A.

Firewall

B.

Honeypot

C.

Core server

D.

Layer 4 switch

A penetration tester was hired to perform a penetration test for a bank. The tester began searching for IP ranges owned by the bank, performing lookups on the bank's DNS servers, reading news articles online about the bank, watching what times the bank employees come into work and leave from work, searching the bank's job postings (paying special attention to IT related jobs), and visiting the local dumpster for the bank's corporate office. What phase of the penetration test is the tester currently in?

A.

Information reporting

B.

Vulnerability assessment

C.

Active information gathering

D.

Passive information gathering

Employees in a company are no longer able to access Internet web sites on their computers. The network administrator is able to successfully ping IP address of web servers on the Internet and is able to open web sites by using an IP address in place of the URL. The administrator runs the nslookup command for www.eccouncil.org and receives an error message stating there is no response from the server. What should the administrator do next?

A.

Configure the firewall to allow traffic on TCP ports 53 and UDP port 53.

B.

Configure the firewall to allow traffic on TCP ports 80 and UDP port 443.

C.

Configure the firewall to allow traffic on TCP port 53.

D.

Configure the firewall to allow traffic on TCP port 8080.

Which of the following processes of PKI (Public Key Infrastructure) ensures that a trust relationship exists and that a certificate is still valid for specific operations?

A.

Certificate issuance

B.

Certificate validation

C.

Certificate cryptography

D.

Certificate revocation

Which Open Web Application Security Project (OWASP) implements a web application full of known vulnerabilities?

A.

WebBugs

B.

WebGoat

C.

VULN_HTML

D.

WebScarab

A security analyst in an insurance company is assigned to test a new web application that will be used by clients to help them choose and apply for an insurance plan. The analyst discovers that the application is developed in ASP scripting language and it uses MSSQL as a database backend. The analyst locates the application's search form and introduces the following code in the search input fielD.

IMG SRC=vbscript:msgbox("Vulnerable");> originalAttribute="SRC" originalPath="vbscript:msgbox("Vulnerable");>"

When the analyst submits the form, the browser returns a pop-up window that says "Vulnerable".

Which web applications vulnerability did the analyst discover?

A.

Cross-site request forgery

B.

Command injection

C.

Cross-site scripting

D.

SQL injection

Which of the following is a detective control?

A.

Smart card authentication

B.

Security policy

C.

Audit trail

D.

Continuity of operations plan

How can rainbow tables be defeated?

A.

Password salting

B.

Use of non-dictionary words

C.

All uppercase character passwords

D.

Lockout accounts under brute force password cracking attempts

To reduce the attack surface of a system, administrators should perform which of the following processes to remove unnecessary software, services, and insecure configuration settings?

A.

Harvesting

B.

Windowing

C.

Hardening

D.

Stealthing

In keeping with the best practices of layered security, where are the best places to place intrusion detection/intrusion prevention systems? (Choose two.)

A.

HID/HIP (Host-based Intrusion Detection/Host-based Intrusion Prevention)

B.

NID/NIP (Node-based Intrusion Detection/Node-based Intrusion Prevention)

C.

NID/NIP (Network-based Intrusion Detection/Network-based Intrusion Prevention)

D.

CID/CIP (Computer-based Intrusion Detection/Computer-based Intrusion Prevention)

Diffie-Hellman (DH) groups determine the strength of the key used in the key exchange process. Which of the following is the correct bit size of the Diffie-Hellman (DH) group 5?

A.

768 bit key

B.

1025 bit key

C.

1536 bit key

D.

2048 bit key

A hacker is attempting to use nslookup to query Domain Name Service (DNS). The hacker uses the nslookup interactive mode for the search. Which command should the hacker type into the command shell to request the appropriate records?

A.

Locate type=ns

B.

Request type=ns

C.

Set type=ns

D.

Transfer type=ns