Matric Notes Computer 9th

Which solutions are not reached through proper algorithms or work planning?

Which is a graphical representation of an algorithm?

Which symbol in the flowchart is used to either start or end the flowchart?

Which means to test if the required solution is there?

In a error, the solution is working but not giving required results.

Before problem solving, we need to first a problem.

An algorithm produces a defined set of :

A flowchart utilizes various to map out the order of steps.

In flow charts ♢ symbol is used to show a:

Which is used to test the solutions?

Expression (A + B) . (A + C) is equal to:

The order of application of two separate terms is not important in:

"Is it cold outside" is:

Number "17" is equal to in binary system.

1 Petabyte is equal to:

1. (1,024)⁴ bytes
2. (1,024)⁶ bytes
3. (1,024)⁵ bytes
4. (1,024)⁷ bytes

Hexadecimal system has total numbers.

Temporary memory ___ is and permanent memory is ____:

Data to a processor is provided through:

At least byte is required to store any piece of information in a computer's memory.

Which is used to assemble more than one propositions into one proposition?

In primary and secondary storages, data is stored in the form of:

According to law there is no change in results if priority of expressions is changed.

The IPv4 address is made up of binary bits.

Routing is process of taking data from one device and sending it to another device in different.

DHCP stands for:

Communications protocols cover.

The receiver must be capable of accepting the:

A is a computer device that accesses a service made available by a server.

Which allow users to users to communicate using e-mail, newsgroups, etc?

Web browser and web servers function together as a system.

A protocol defines ___ and ___for communication between a sender and a receiver.

Routers connect multiple together.

Every data packet has

IP addressing must be understood as path of the for conversations over the Internet.

Which of the following doesn't includes the types of software piracy?

Which of the following is not a cybercrime?

Which of the following is not the characteristics of phishing emails?

Which of the following is not characteristics of phishing website?

Which of the following is not a characteristic of good password?

Making illegal copies of software is called:

Which is a general term for any type of information processing that can be represented mathematically?

Which is the process of encoding data?

When a key has less number of character than the text to the encrypt, then repeating letters of the key is called:

Which is a cyber attack to make machine or network resource unavailable for a user?

An individual list item can contain another entire list called:

HTML is not a language.

Webpages can be created and modified by using:

An HTML element usually consists of a tags.

The elements is a container for metadata(data about data):

To save the HTML page, you can use as file extension.

There are __ number of heading in HTML document.

tag used to display data in tabular form.

A hyperlink can be applied to.

In "body" tag is used to make a a picture of background image of a webpage?

Which make a cell span more than one row?

By clicking on special text called which bring you to the next page.

The  ___ attribute specifies the foreground text colour of the webpage.

In HTML, images are defined with the tag.

Which refers to the way tags are used to define the page layout and elements within the page?

HTML is a computer language which is used to create:

Which tag makes the enclosed text bold?

Tags and text that are not directly displayed on the page and written in ___ section.

Which tag is used for inserting a line break.

Which of the following test if the solution is according to given problem?

Technique used to test algorithms.

Divide and conquer is used to solve:

Which technique has drawn a pictorial representation of the solution?

Steps to solve a particular problem.

Test data that comply with the input requirement of the algorithm:

Test data that does not comply with the input requirements of the algorithm.

A solution tested on extreme values.

To check how the system reacts on entering data in inappropriate format.

To investigate that the solution still works if less number of inputs are given than expected:

A well-defined problem is the one that does not contain:

Which number system consists of 0s and 1s.

Which language is understood by the computer?

Which number system has base 10 as it Uses ten digits from 0 to 9.

Which number system has base 2?

Which number system has base 16?

Every proposition takes one of two values true or false, and these values are called:

A device which holds the data as long as it has power supply connected to it is called:

A device which can hold data even if it is not connected to any power source is called:

In Boolean algebra 'AND' Operation is denoted by:

In Boolean algebra "OR' operation is denoted by:

Which table is used to show whether the Statement is true or false?

Decimal value of 'A':

Example of volatile memory:

A 1S a sentence that can either be true or false.

Hard drives,. flash Floppy disk drives and memory cards are example of memory:

Digital computers store data in:

ASCII stands for:

Any computing hardware that is used for storing, porting and extracting data, is called a:

The smallest amount of data to be stored in computer's memory is a 0 or 1 is called:

Group of eight bits, enough space to store single ASCII character called:

1KB = ___ bytes.

1 MB = ___ bytes.

1. (1.024)⁵
2. (1,024)²
3. 3000
4. 4000

____ is used by routers to determine the path to the destination network.

Email stands for:

Rules are defined for the communication between sender and receiver called:

___ is the physical path connects sender and receiver.

A ___ is a networking device that forwards data packets from one network to another.

Physical arrangements of devices and connecting lines called:

Which is used to transfer file over a network?

A ___ is a physical computer dedicated to run services to serve the needs of its clients.

A ___ connection is a direct link only between two devices.

Remote control and a TV is an example of connection.

In ___ connection, there between a sender and multiple receivers.

In a Wi-Fi based network a single link shared among ___ devices.

Number of basic topologies?

Which topology connects all devices of the network through a single common cable (backbone) having exactly two end points?

In which topology connect all devices using point to point connections via cables to a central point is known as a Hub or Switch.

Which topology connects a computer with exactly two other computers forming a ring of computers:

IPv6 can allow up to address.

1. 2¹²⁸
2. 2¹²⁷
3. 2¹²⁶
4. 2¹²⁵

In which topology connects all devices with each other through a direct link:

How many layers in TCP/IP model?

In a data communication system, a message is sent in the form of:

Which contains information about the sender and the receiver?

___ is also called header of a message?

Formal agreement between two parties?

Suit of protocols that provides end-to-end connectivity between devices.

Which layer establishes connection between a client and a server?

Data received from the layer is hidden inside the header at each layer this is called:

Which is a protocol used by Word Wide Web (WWW) to transfer web pages between a client and a web server?

A web server is also called an:

Which Protocol is a standard protocol to transmit emails?

Servers serve a request sent by a client. This request is called:

How many standards of IP addressing?

When the Internet Protocol was originally designed. the standard was known as Internet Protocol Version?

IPv4 is divided in groups by

In IPv4 each group can contain a decimal value from:

IPv6 consists of:

In IPv6, there are groups separated by:

___ is called borrowing and installing a copy of a software application from colleague?

__ is installing more copies of the software than you have license for?

__ is installing and selling unauthorized copies of software refurbished or new computers?

Which is called duplicating and selling copyrighted programs?

Using computer for the purpose of some unauthorized activities is called:

Which can protect an idea so that it won't be misuse and the owner will attain its full rights?

Encoding means conversion of the data to an unreadable format which is called:

Which are used for authentication to enter a system?

A crime in which computer network or devices are used is called a:

Illegally accessing someone else's computer is called:

Which is the illegal copying, distribution, or usage of software?

Some malicious user disguises himself as our friend and tries to get some confidential information:

A ___ is a computer program written with negative intentions.

Which terms relates to correctness of data?

By using __ companies are able to track purchases and gather personal data:

Which is the process of encoding data in such a way that only authorized person can read it?

A computer expert who can steal data when it moves from one location to other, is called:

In which methods of encryption in which the characters of original text are replaced by some other characters?

In which method, we replace each alphabet in the plaintext. by another alphabet:

In which method, substitution key that is combined with the plaintext to generate the ciphertext:

A website consist of:

The visible part of the HTML document is between:

To make a cell span more than one columns,. attribute is used.

To move from one part of the same page to the other page we use.

___ tells the browser how the contents are structured inside a webpage.

Some tags do not have closing tags and they are called:

Which are the properties associated with tags.

An HTML document primarily consists of __ sections.

Which of the following tags is used to insert space?

Which tags will make the text underline that is within the tags?

Which tags will make the text italic that is within the tags?

The <a></a> tag is known as: