A. Existing program files and icons disappear.
B. The CD-ROM stops functioning.
C. THe Web browser opens to an unusual home page.
D. Odd messages or images are displayed on the screen.
✅ The correct answer is option B.
Computer Basics
………. Is known as unauthorized access into others system.
A. Hacking
B. Encryption
C. Decryption
D. None of these
✅ The correct answer is option A.
The ………… operating system was initially created in the early 1970s at AT & T’s Bell Labs.
A. Linux
B. DOS
C. Unix
D. GNU
✅ The correct answer is option C.
Which of the following is non-impact printer?
A. Drum printer
B. Line printer
C. Chain printer
D. Laser printer
✅ The correct answer is option D.
Which of the following are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU?
A. microprocessors
B. registers
C. ROM chips
D. data buses
✅ The correct answer is option B.
Where does a computer add and compare data?
A. Hard disk
B. Floppy disk
C. CPU chip
D. Memory chip
✅ The correct answer is option C.
The OCR stand for?
A. Outsized character reader
B. Optical character recognition
C. Operational character reader
D. Only character reader
✅ The correct answer is option B.
Which kind of storage device can be carried around?
A. Floppy disk
B. Hard disk
C. System cabinet
D. Hard disk drive
✅ The correct answer is option A.
For creating a document, you select …….. option at File Menu.
A. Open
B. Close
C. New
D. Save
✅ The correct answer is option C.
What is the name given to the molecular-scale computer?
A. Femtocomputer
B. Nanocomputer
C. Supercomputer
D. Microcomputer
✅ The correct answer is option B.