Which of the following commands is used to have a two-way communication with any person who is currently logged in ?
Correct answer: C. write
- A. mail
- B. mesg
- C. write
- D. grep
Explanation
`write` sends an interactive message to another logged-in user and supports two-way communication. `mail` is primarily asynchronous, while `mesg` only controls whether messages are permitted.
Last updated
Practise Software Development Lifecycle
423 free Software Development Lifecycle MCQs from Software Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Software Engineering questions like this
Software Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
Related questions
4GL is an example of ________________ processing?
A company is developing an advance version of their current software available in the market, what model approach would they prefer ?
A cross life-cycle activity of system development is____________________?
A development stategy whereby the executive control modules of a system are coded and tested first, is known as________________?
A disk's content that is recorded at the time of manufacture and that cannot be changed or erased by the user is__________________?