741. A common boundary between two systems is called
A. Interdiction
B. Interface
C. Surface
D. None of the above
✅ The correct answer is option B.
744. To delete an incorrect character in a document, ______ to erase to the right of the insertion point.
A. Press the left mouse key
B. Double click the right mouse
C. Press the BACKSPACE key
D. Press the delete key
✅ The correct answer is option D.
747. In synchronous transmission data from various users
A. Require header
B. Do not require header
C. Sometimes require header
D. All of the above
✅ The correct answer is option B.
750. What is Windows XP?
A. Operating System
B. Storage Device
C. Processor
D. Output Device
✅ The correct answer is option A.
753. Which is considered a direct entry input device?
A. Optical scanner
B. Mouse
C. Light pen
D. Digitizer
✅ The correct answer is option E.
756. Which is not necessary when using bar codes in supermarkets?
A. Point-of sale (POS) terminal
B. Check digit on the bar code
C. Price on the shelf
D. Price on the goods
✅ The correct answer is option C.
758. When installing ______ The user must copy usually decompress program file from CDROM or medium to the hard disk.
A. Programming software
B. System hardware
C. Application hardware
D. Application software
✅ The correct answer is option A.
760. What difference does the 5th generation computer have from other generation computers?
A. Technological advancement
B. Scientific code
C. Object Oriented Programming
D. All of the above
✅ The correct answer is option A.
762. Memory in which any location can be reached in a fixed and short amount of time after specifying its address is called –
A. Sequential access memory
B. Random access memory
C. Secondary memory
D. Mass storage
✅ The correct answer is option B.
764. Which Indian IT expert started web-based email service HOTMAIL in 1996?
A. Sabeer Bhatia
B. Vinod Dham
C. Ajim Premji
D. Narayan Murthy
✅ The correct answer is option A.