GATE Computer Science: Questions 247 - 253 of 913

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 913 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 247

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

________is a memory area that stores data while they are transferred between two devices or between a device and an application.

Choices

Choice (4) Response

a.

Memory

b.

Register

c.

Buffer

d.

None of the above

Question number: 248

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

In direct access, the file is viewed as a numbered sequence of ________ or ________.

Choices

Choice (4) Response

a.

Block

b.

Record

c.

tag

d.

Both a. and b. are correct

Question number: 249

» Information Systems and Software Engineering » Information Gathering

MCQ▾

Question

Which of the following registers is used to keep track of address of the memory location where the next instruction is located?

Choices

Choice (4) Response

a.

Instruction register

b.

Program counter

c.

Memory data register

d.

Memory address register

Question number: 250

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

Buffer cache is provided, both memory mapping and the read () and write () system calls use the same page cache is called I/O using a ________

Choices

Choice (4) Response

a.

Unified buffer cache.

b.

Buffer cache unified

c.

Buffer cache.

d.

Question does not provide sufficient data or is vague

Question number: 251

» Algorithms » Tree and Graph Traversals

MCQ▾

Question

The balanced sort tree is also known as-

Choices

Choice (4) Response

a.

B- tree

b.

Binary tree

c.

m-way tree

d.

Question does not provide sufficient data or is vague

Question number: 252

» Algorithms » Asymptotic Notation

MCQ▾

Question

Find the value of T (n) =9T (n/3) +n

Choices

Choice (4) Response

a.

Θ (n)

b.

Θ (n^2)

c.

Θ (n^3)

d.

None of the above

Question number: 253

» Operating System » CPU Scheduling

MCQ▾

Question

________ SJF algorithm will allow the currently running process to finish its CPU burst.

Choices

Choice (4) Response

a.

Non- Preemptive Scheduling

b.

Round-Robin Scheduling

c.

first-come first-served

d.

Question does not provide sufficient data or is vague

Sign In