1.2 Flashcards

1
Q

What does CPU stand for?

A

Central Processing Unit

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2
Q

True or False: RAM is a type of non-volatile memory.

A

False

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3
Q

Fill in the blank: The main purpose of an operating system is to manage __________.

A

hardware and software resources

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4
Q

What is the function of the ALU in a CPU?

A

It performs arithmetic and logical operations.

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5
Q

Which of the following is an example of a storage device? A) CPU B) RAM C) Hard Drive D) ALU

A

C) Hard Drive

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6
Q

What does the acronym ‘URL’ stand for?

A

Uniform Resource Locator

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7
Q

True or False: Flash memory is a type of volatile memory.

A

False

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8
Q

What is the primary function of the motherboard?

A

To connect all components of the computer.

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9
Q

Define ‘software’.

A

Software is a set of instructions that tells the hardware what to do.

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10
Q

What type of software is an operating system?

A

System software

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11
Q

Fill in the blank: __________ is the process of finding and fixing errors in software.

A

Debugging

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12
Q

What does ‘GUI’ stand for?

A

Graphical User Interface

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13
Q

Which of the following is a programming language? A) HTML B) JPEG C) PDF D) XML

A

A) HTML

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14
Q

True or False: A ‘bit’ is the smallest unit of data in computing.

A

True

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15
Q

What is the purpose of a network?

A

To connect computers to share resources and information.

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16
Q

What does ‘IP’ stand for in networking?

A

Internet Protocol

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17
Q

Fill in the blank: __________ is the physical connection between devices in a network.

A

Network cable

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18
Q

What is the difference between RAM and ROM?

A

RAM is volatile memory used for temporary storage, while ROM is non-volatile and stores firmware.

19
Q

Which layer of the OSI model is responsible for end-to-end communication?

A

Transport layer

20
Q

What is the main function of a router?

A

To direct data packets between networks.

21
Q

True or False: A firewall is used to protect a network from unauthorized access.

A

True

22
Q

What does ‘HTTP’ stand for?

A

HyperText Transfer Protocol

23
Q

Fill in the blank: __________ is a collection of interconnected web pages.

A

Website

24
Q

What is the purpose of a database?

A

To store and manage data efficiently.

25
Q

Which SQL command is used to retrieve data from a database?

A

SELECT

26
Q

True or False: An algorithm is a step-by-step procedure for solving a problem.

A

True

27
Q

What does ‘SSD’ stand for?

A

Solid State Drive

28
Q

Fill in the blank: __________ is the process of converting data into a coded format.

A

Encryption

29
Q

What is the main purpose of a compiler?

A

To translate source code into machine code.

30
Q

What is an example of an input device?

A

Keyboard

31
Q

Which of the following is not a type of software? A) Application B) System C) Hardware D) Utility

A

C) Hardware

32
Q

True or False: Cloud storage allows users to store data on remote servers.

A

True

33
Q

What does ‘VPN’ stand for?

A

Virtual Private Network

34
Q

What type of malware is designed to replicate itself?

A

Virus

35
Q

Fill in the blank: __________ is the process of verifying the identity of a user.

A

Authentication

36
Q

What is the difference between HTTP and HTTPS?

A

HTTPS is HTTP with encryption for secure communication.

37
Q

What does ‘AI’ stand for?

A

Artificial Intelligence

38
Q

True or False: Open-source software is free to use and modify.

A

True

39
Q

What is the purpose of an IDE?

A

To provide a development environment for programming.

40
Q

What does ‘CSS’ stand for?

A

Cascading Style Sheets

41
Q

Fill in the blank: __________ is an attack that overloads a system with traffic.

A

DDoS attack

42
Q

What is the main function of a web server?

A

To host websites and serve web pages to users.

43
Q

What is the purpose of a search engine?

A

To help users find information on the internet.