Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs...

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Computer Science by Vivek Pandey For all exam

Transcript of Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs...

Page 1: Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs being executed after switching the power ON. The address where next instruction

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KVS PGT PYP-2017

2.4 mbps

153.6 mbps

15.36 mbps

1536 mbps

What is the bit rate for transmitting uncompressed 800 X 600

pixel color frame with 8 bits/pixel at 40 frames / second ?

Page 8: Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs being executed after switching the power ON. The address where next instruction

KVS PGT PYP-2017

1

9

4

8

What is the length of an IP address in bytes (pre-

IPv6)?

Page 9: Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs being executed after switching the power ON. The address where next instruction

KVS PGT PYP-2017

Dirty Bit

Compaction

Aging

Swapping

The problem of indefinite blockage of low-priority jobs in general

priority scheduling algorithm can be solved using:

Page 10: Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs being executed after switching the power ON. The address where next instruction

KVS PGT PYP-2017

The time elapsed since execution begins.

The count of programs being executed after

switching the power ON.

The address where next instruction is stored.

The time needed to execute a program.

Program counter contents indicate:

Page 11: Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs being executed after switching the power ON. The address where next instruction

KVS PGT PYP-2017

CISC

SIMD

RISC

MIMD

The technology that stores only the essential instructions on a

microprocessor chip and thus enhances its speed is referred to

as:

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KVS PGT PYP-2017

Absolute mode

Register indirect mode.

Immediate mode

Based Indexed mode.

In which addressing mode, the operand is given

explicitly in the instruction (Example instruction: ADD

R4, #3)

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KVS PGT PYP-2017

An addressing mode is a way in which an operand is specified in an instruction. There are different ways in which an operand may be specified in an instruction. An operand may be specified using the immediate, direct, extended, indexed, and inherent modes.

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KVS PGT PYP-2017

Combination of Union and filtered Cartesian product.

Combination of projection and filtered Cartesian product.

Combination of selection and filtered Cartesian

product.

Cartesian product always.

In relational databases, the natural join of two tables is:

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KVS PGT PYP-2017

Primary Memory

Cache Memory

Secondary Memory

Virtual Memory

Which of the following memory improves the speed of execution of a program ?

Page 16: Computer Science · KVS PGT PYP-2017 The time elapsed since execution begins. The count of programs being executed after switching the power ON. The address where next instruction

KVS PGT PYP-2017

Hub

Router

Switch

Gateway

Which of the following devices understands the format and contents of the data and translate message from one format to another ?

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KVS PGT PYP-2017

Hyper-marketing

E-Commerce

Cyber-selling

Euro-Conversion

Buying and selling goods over the internet is called:

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KVS PGT PYP-2017

URL

DNS

FTP

HTTP

Mechanism that is used to convert domain name into I address is known as _________.

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