Which of the following is used as a default port by the TELNET utility?
Sandra, an expert computer user, hears five beeps while booting her computer that has AMI BIOS; and after that her computer stops responding. Sandra knows that during booting process POST produces different beep codes for different types of errors. Which of the following errors refers to this POST beep code?
Adam works as a professional Computer Hacking Forensic Investigator. A project has been assigned to him to investigate computer of an unfaithful employee of SecureEnet Inc. Suspect's computer runs on Windows operating system. Which of the following sources will Adam investigate on a Windows host to collect the electronic evidences?
Each correct answer represents a complete solution. Choose all that apply.
You work as a Network Administrator of a TCP/IP network. You are having DNS resolution problem. Which of the following utilities will you use to diagnose the problem?