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Speed of train = 900/20 = 45 m/sec Let the speed of the man be ‘s’ m/sec Relative speed of the train = (45 – s) m/sec According to the question, (45 – s) = 900/30 Or, s = 45 – 30 = 15 Therefore, speed of the man = 15 m/sec
Which of the following is not a popular example of an antivirus software brand?
The primary function of the ............ is to set up the hardware and load and start an operating system
In the OSI model, which layer is responsible for translating data into a format that the application layer can interpret?
The process that starts Operating Systemwhen the user turns on a computer system is known as _________
The Application Layer of the OSI model provides services directly to the:
Software, such as viruses, worms and Trojan horses, that has a malicious intent, is known as:
Which address is used to identify a process on a host by the transport layer?
Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?
A computer ________ is a malicious code which self-replicates by copying itself to other programs
Which of the following authentication methods is the most secure?
