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Let n be the number of people present. For every handshake, 2 persons are required. Since each handshake is between two persons, the total number of handshakes = nC2 =28 n! /{(n-2)! * 2!} = 28 n(n-1) = 56 So, n =8
What is two-factor authentication (2FA)?
What do you call the memory that stores recently-used information in a place where it can be accessed extremely fast?
DSL stands for
try-catch-finally is a term associated with
___________ is the process of locating the non-contiguous fragments of data into which a computer file may be divided as it is stored on a hard disk, an...
Which process scheduling algorithm gives priority to processes with higher user-defined priorities?
Which of the following is not a peripheral unit?
Which of the following functions is not performed by servers?
A font in which the two-dimensional blank spaces between each pair of characters all have a visually similar area is called ___________.
Which of the following program runs in parts on several computers?
