Operation Research (2171901) MCQs

MCQs of Queuing Theory

Showing 21 to 30 out of 44 Questions
21.

A steady-state exist in a queue if:

(a)

λ>μ

(b)

λ<μ

(c)

λμ

(d)

λμ

Answer:

Option (c)

22.

If the operating characteristics of a queue are dependent on time, then is said to be:

(a)

Transient state

(b)

Busy state

(c)

Steady-state

(d)

Explosive state

Answer:

Option (a)

23.

A person who leaves the queue by losing his patience to wait is said to be

(a)

Reneging

(b)

Balking

(c)

Jockeying

(d)

Collusion.

Answer:

Option (a)

24.

The characteristics of a queuing model are independent of

(a)

Number of service stations

(b)

Limit of the length of the queue

(c)

Service Pattern

(d)

Queue discipline

Answer:

Option (d)

25.

The unit of traffic intensity is:

(a)

Poisson

(b)

Markow

(c)

Erlang

(d)

Kendall

Answer:

Option (c)

26.

The queue discipline in stack of plates is:

(a)

LIFO

(b)

SIRO

(c)

Non-Pre-Emptive

(d)

FIFO

Answer:

Option (a)

27.

Office filing system follows:

(a)

LIFO

(b)

FIFO

(c)

SIRO

(d)

SBP

Answer:

Option (a)

28.

SIRO discipline is generally found in:

(a)

Loading and unloading

(b)

Office filing

(c)

Lottery draw

(d)

Train arrivals at a platform

Answer:

Option (c)

29.

The designation of Poisson arrival, Exponential service, single server, and limited queue selected randomly is represented by:

(a)

M/E/S:/SIRO

(b)

M/M/1:/SIRO

(c)

M/M/S:N/SIRO

(d)

M/M/1:N/SIRO

Answer:

Option (d)

30.

For a simple queue M/M/1, ρ=λμ   is known as

(a)

Poisson busy period

(b)

Random factor

(c)

Traffic intensity

(d)

Exponential service factor

Answer:

Option (c)

Showing 21 to 30 out of 44 Questions