Computer Fundamentals & Hardware — Part 4: 40 MCQs with Explanations

Note book, laptop,palm,hand-held computers are coming under the category of Portable computer computer.

In world today, most of the computers are Digital .

A(n) Operating system is a set of programs designed to manage the resources of a computer, including starting the computer, managing programs, managing memory and coordinating tasks between input and output devices.

Mini computer is a medium sized computer.

Input devices convert human understandable data and programs into a form that the computer can process.

Computers, combine both measuring and counting, are called Hybrid .

Editors are system software to facilitate editing of text and data.

Desktop computer is small general purpose micro computer, but larger than portable computer.

The software that is used to create text-based documents are referred to as Word processors .

Network server is the most important/powerful computer in a typical network.

Computer crime is defined as any crime completed through the use of computer technology.

The first electronic computer was developed by J.V. Attansoff .

A set of rules for telling the computer what operations to perform is called a programming language .

The CPU comprises of Control, Memory and Arithmetic/Logic units.

Hardware or software designed to guard against unauthorized access to a computer network is known as a(n) Firewall .

C’ in CPU denotes Central .

Passwords is the correct answer to “What is the most common tool used to restrict access to a computer system”. Items of this type are drawn from the Computer Fundamentals & Hardware — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.

Digital computer is the correct answer to “In which type of computer, data are represented as discrete signals”. Items of this type are drawn from the Computer Fundamentals & Hardware — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.

Worm is the correct answer to “What type of virus uses computer hosts to reproduce itself”. Items of this type are drawn from the Computer Fundamentals & Hardware — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.

Malicious software is known as Malware. .

A computer system that is old and perhaps not satisfactory is referred to as a(n) Legacy system .

The typical computer criminal is a(n) Trusted employee with no criminal record. .

When a computer is switched on, the booting process performs Power-On Self-Test .

The computer abbreviation KB usually means Kilo Byte .

The processor is the correct answer to “Which part of the computer is directly involved in executing the instructions of the computer program”. Items of this type are drawn from the Computer Fundamentals & Hardware — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.

The process of transferring files from a computer on the Internet to your computer is called Downloading .

A person who used his or her expertise to gain access to other people’s computers to get information illegally or do damage is a Hacker .

Codes consisting of lines of varying widths or lengths that are computer- readable are known as a bar code .

When creating a computer program, the System Analyst designs the structure of the program.

RAM is the correct answer to “Where does most data go first with in a computer memory hierarchy”. Items of this type are drawn from the Computer Fundamentals & Hardware — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.

The CPU and memory are located on the motherboard .

The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement speciality called computer forensics .

Computers manipulate data in many ways, and this manipulation is called processing .

MS-Excel is the correct answer to “Which one of the following is NOT a computer language”. Items of this type are drawn from the Computer Fundamentals & Hardware — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.

analyzing the data or information is the correct answer to “Which of the following is NOT one of the four major data processing functions of a computer”. Items of this type are drawn from the Computer Fundamentals & Hardware — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.

Computers process data into information by working exclusively with numbers .

RAM is an example of Primary memory .

A dialog box is an additional set of commands that the computer displays after you make a selection from the main menu.

Multitasking provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously.

You use a(n) input device such as a keyboard or mouse, to input information.