Everyday Science Mcqs (2021)

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Computer Mcqs (754)

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• Which of the following does not store data permanently?
1. ROM
2. RAM
3. Floppy Disk
4. Hard Disk
• Which of the following is not a binary number?
1. 001
2. 101
3. 202
4. 110
• A computer system that is old and perhaps not satisfactory is referred to as a(n)____________?
1. Ancient system
2. Historical system
3. Age old system
4. Legacy system
• When a computer is switched on, the booting process performs___________?
1. Integrity Test
2. Power-On Self-Test
3. Correct Functioning Test
4. Reliability Test
• Which part of the computer is directly involved in executing the instructions of the computer program?
1. The scanner
2. The main storage
3. The secondary storage
4. The processor
• ASCII is a coding system that provides_____________?
1. 256 different characters
2. 512 different characters
3. 1024 different characters
4. 128 different characters
• The process of transferring files from a computer on the Internet to your computer is called_____________?
1. Downloading
2. uploading
3. FTP
4. JPEG
• A DVD is an example of a (n)___________?
1. hard disk
2. optical disc
3. output device
4. solid-state storage device
• To access properties of an object, the mouse technique to use is_____________?
1. Dragging
2. dropping
3. right-clicking
4. shift-clicking
• 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____________?
1. Hacker
2. spammer
3. instant messenger
4. programmer
• A device that connects to a network without the use of cables is said to be___________?
1. Distributed
2. free
3. centralized
4. none of these
• The most common type of storage devices are_________?
1. magnetic storage
2. Flash memory
3. optical
4. Both A and B
• Reusable optical storage will typically have the acronym________?
1. CD
2. DVD
3. ROM
4. RW
• Why is it unethical to share copyrighted files with your friends?
1. It is not unethical, because it is legal.
2. It is unethical because the files are being given for free.
3. Sharing copyrighted files without permission breaks copyright laws.
4. It is not unethical because the files are being given for free.
• Codes consisting of lines of varying widths or lengths that are computer-readable are known as__________?
1. an ASCII code
2. a magnetic tape
3. an OCR scanner
4. a bar code
• _____________are used to identify a user who returns to a Website?
1. Cookies
2. Plug-ins
3. Scripts
4. ASPs
• The_____________data mining technique derives rules from real-world case examples?
1. Rule discover
2. Signal processing
3. Neural nets
4. Case-based reasoning
• Where does most data go first with in a computer memory hierarchy ?
1. RAM
2. ROM
3. BIOS
4. CACHE
• The ability to recover and read deleted or damaged files from a criminal';s computer is an example of a law enforcement speciality called___________?
1. robotics
2. simulation
3. computer forensics
4. animation
• Computers manipulate data in many ways, and this manipulation is called___________?
1. upgrading
2. processing
3. batching
4. utilizing
• Computers process data into information by working exclusively with____________?
1. multimedia
2. word
3. numbers
4. characters
• When creating a computer program, the____________designs the structure of the program?
1. End user
2. System Analyst
3. Programmer
4. All of the above
• ______________is the science that attempts to produce machines that display the same type of intelligence that humans do?
1. Nanoscience
2. Nanotechnology
3. Simulation
4. Artificial intelligence (Al)
• The CPU and memory are located on the__________?
1. expansion board
2. motherboard
3. storage device
4. output device
• All of the following are examples of storage devices EXCEPT____________?
1. hard disk drives
2. printers
3. floppy disk drives
4. CD drives