Computer Awareness MCQs and Quiz for Banking, IBPS, RRB, RBI, SBI Exams
Computer Awareness MCQs and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2020-2021. Computer Awareness MCQs for Competitive Exams. Gk By Mr. Dj Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
Questions :- 531 Bit stuffing means adding an extra 0 to the data section of the frame when there is a sequence of bits with the same pattern as the ________.
1) header
2) trailer
3) flag
4) All the above
5) none of the above
Questions :- 532 . _______ control refers to a set of procedures used to restrict the amount of data that the sender can send before waiting for acknowledgment.
1) Flow
2) Error
3) Transmission
4) All the above
5) none of the above
Questions :- 533 The Simplest Protocol and the Stop-and-Wait Protocol are for ______ channels.
1) noisy
2) noiseless
3) error free
4) either (a) or (b)
5) neither (a) nor (b)
Questions :- 534 . In Go-Back-N ARQ, if frames 4, 5, and 6 are received successfully, the receiver may send an ACK _______ to the sender.
1) 5
2) 6
3) 7
4) 8
5) none of these
Questions :- 535 In a Go-Back-N ARQ, if the window size is 63, what is the range of sequence numbers?
1) 0 to 63
2) 0 to 64
3) 1 to 63
4) 1 to 64
5) none of these
Questions :- 536 On receiving an interrupt from an I/O device, the CPU
1) halts for predetermined time
2) branches off to the interrupt service routine after completion of the current instruction
3) hands over control of address bus and data bus to the interrupting device.
4) branches off to the interrupt service routine immediately.
5) None of these
Questions :- 537 Data security threats include
1) privacy invasion
2) hardware failure
3) fraudulent manipulation of data
4) encryption and decryption
5) None of these
Questions :- 538 Dijkestra banking algorithm in an operating system, solves the problem of
1) deadlock avoidance
2) deadlock recovery
3) mutual exclusion
4) context switching
5) None of these
Questions :- 539 The amount of uncertainty in a system of symbol is called
1) Bandwidth
2) Entropy
3) Loss
4) Quantum
5) None of these
Questions :- 540 Main aim of software engineering is to produce
1) program
2) software
3) within budget
4) software within budget in the given schedule
5) None of these
