Computers, combine both measuring and counting, are called ? A. Analog B. Digital C. Hybrid D. All of these Correct answer is: C. Hybrid 📖 Read Detailed Explanation → … Computers, combine both measuring and counting, are called ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Touch Screen is ? A. Input device B. Output C. Both A & B D. None of Correct answer is: C. Both A & B 📖 Read Detailed Explanation → … Touch Screen is ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
To prevent the loss of data during power failures, use a(n) ? A. Encryption B. Surge C. Firewall D. UPS Correct answer is: D. UPS 📖 Read Detailed Explanation → … To prevent the loss of data during power failures, use a(n) ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
An intentionally disruptive program that spreads from program to program or from disk to disk is known as a ? A. Trojan horse. B. Virus. C. Time bomb. D. Time- related bomb sequence. Correct answer is: B. Virus. 📖 Read Detailed Explanation → … An intentionally disruptive program that spreads from program to program or from disk to disk is known as a ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Which of the following contains permanent data and gets updated during the processing of transactions? A. Operating System File B. Transaction file C. Software File D. Master file Correct answer is: D. Master file 📖 Read Detailed Explanation → … Which of the following contains permanent data and gets updated during the processing of transactions?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A DVD is an example of a (n) ? A. hard disk B. optical disc C. output device D. solid-state storage device Correct answer is: B. optical disc 📖 Read Detailed Explanation → … A DVD is an example of a (n) ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Where does most data go first with in a computer memory hierarchy ? A. RAM B. ROM C. BIOS D. CACHE Correct answer is: A. RAM 📖 Read Detailed Explanation → … Where does most data go first with in a computer memory hierarchy ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
All of the following are examples of real security and privacy risks EXCEPT ? A. hackers B. Spam C. Viruses D. identity theft Correct answer is: B. Spam 📖 Read Detailed Explanation → … All of the following are examples of real security and privacy risks EXCEPT ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously? A. Multitasking B. Multithreading C. Multiprocessin g D. Multicomputin g Correct answer is: A. Multitasking 📖 Read Detailed Explanation → … provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
To move a copy of file from one computer to another over a communication channel is called? A. File transfer B. File encryption C. File modification D. File copying Correct answer is: A. File transfer 📖 Read Detailed Explanation → … To move a copy of file from one computer to another over a communication channel is called?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
The instructions that tell a computer how to carry out the processing tasks are referred to as computer ? A. programs B. processors C. input devices D. memory modules Correct answer is: A. programs 📖 Read Detailed Explanation → … The instructions that tell a computer how to carry out the processing tasks are referred to as computer ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Who is the Current CEO of Microsoft? A. Babbage B. Bill Gates C. Bill Clinton D. Satya Correct answer is: D. Satya 📖 Read Detailed Explanation → … Who is the Current CEO of Microsoft?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards? A. Daughter board B. Motherboard C. Father board D. Breadboard Correct answer is: B. Motherboard 📖 Read Detailed Explanation → … Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Microprocessors as switching devices are for generation computers? A. First B. Second C. Third D. Fourth Correct answer is: D. Fourth 📖 Read Detailed Explanation → … Microprocessors as switching devices are for generation computers?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
What does DMA stand for? A. Direct Memory Access B. Direct Memory Allocation C. Direct Module Access D. Distinct Memory Access Correct answer is: A. Direct Memory Access 📖 Read Detailed Explanation → … What does DMA stand for?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A. Direct Memory Access B. Direct Memory Allocation C. Direct Module Access D. Distinct Memory Access
The amount of vertical space between lines of text in a document is called ? A. double- space B. line spacing C. single space D. vertical spacing Correct answer is: B. line spacing 📖 Read Detailed Explanation → … The amount of vertical space between lines of text in a document is called ?Read More » Computer MCQs for Competitive Exams 1 Comment | Umar
UNIVAC is ? A. Universal Automatic B. Universal Array C. Unique Automatic D. Unvalued Automatic Correct answer is: A. Universal Automatic 📖 Read Detailed Explanation → … UNIVAC is ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A CPU contains ? A. Control Unit and Arithmetic Logic Unit B. Card Reader and Printer C. Monitor and Keyboard D. Hard Disk and RAM Correct answer is: A. Control Unit and Arithmetic Logic Unit 📖 Read Detailed Explanation → … A CPU contains ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A. Control Unit and Arithmetic Logic Unit B. Card Reader and Printer C. Monitor and Keyboard D. Hard Disk and RAM
which one is Digital device, select from the choices below? A. Digital Clock B. Automobile speed meter C. Clock with a dial and two D. All of them Correct answer is: A. Digital Clock 📖 Read Detailed Explanation → … which one is Digital device, select from the choices below?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
If a computer has more than one processor then it is known as ? A. Uni-process B. Multiprocessor C. Multi- threaded D. Multi- programming Correct answer is: B. Multiprocessor 📖 Read Detailed Explanation → … If a computer has more than one processor then it is known as ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
We can Search character & word and symbols in Microsoft word by using command? A. Ctrl + R B. Ctrl + F C. Ctrl + F5 D. None of the above Correct answer is: B. Ctrl + F 📖 Read Detailed Explanation → … We can Search character & word and symbols in Microsoft word by using command?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
memory loses content, when power is lost. A. Non volatile B. volatile C. Static D. None of Correct answer is: B. volatile 📖 Read Detailed Explanation → … memory loses content, when power is lost.Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Compiler Is Also ? A. Software B. Program C. Code D. All Of These Correct answer is: B. Program 📖 Read Detailed Explanation → … Compiler Is Also ?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Top open an existing workbook, click the open button on the toolbar? A. form B. standard C. Drawing D. Formatting Correct answer is: B. standard 📖 Read Detailed Explanation → … Top open an existing workbook, click the open button on the toolbar?Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
Choose the best option : An anti virus program is designed to computer virus. A. Identify and eliminate B. Scan device and identify C. Scan device, identify and eliminate D. Scan device and eliminate Correct answer is: C. Scan device, identify and eliminate 📖 Read Detailed Explanation → … Choose the best option : An anti virus program is designed to computer virus.Read More » Computer MCQs for Competitive Exams Leave a Comment | Umar
A. Identify and eliminate B. Scan device and identify C. Scan device, identify and eliminate D. Scan device and eliminate