733. Which one of the following is an example of Operating System?
A. Microsoft Word
B. Microsoft Excel
C. Microsoft Access
D. Microsoft Windows
✅ The correct answer is option D.
736. The methods used by COBOL to define that structure of a data item in terms of characters, digits, etc. is
A. Password
B. Pointer
C. Picture
D. Overlay
✅ The correct answer is option C.
738. What does a system bus do?
A. allows the user to communicate with the computer
B. carries out instructions
C. connects various components within the computer
D. stores data and instructions
✅ The correct answer is option C.
740. The word ‘Computer’ usually refers to the Central Processor Unit plus
A. External memory
B. Internal memory
C. Input devices
D. Output devices
✅ The correct answer is option B.
702. A method for representing digital data analog signals by changing the phase of the analog carrier to represent the digital information is known as
A. PIA
B. PSK
C. PM
D. PM
✅ The correct answer is option B.
704. An essential difference between the operating system that runs a typical desktop computer and the operating system that runs a typical PDA is that …….
A. the desktop OS has a graphical user interface whereas the PDA OS does not.
B. the desktop OS can run several programs simultaneously whereas the PDA OS cannot.
C. the desktop OS manages hardware resources whereas the PDA OS does not.
D. the desktop computer has an OS whereas a PDA does not.
✅ The correct answer is option B.
706. The term MIPS refers to _____
A. millions of instructions per second
B. multiple instructions per second
C. megabytes of instructions per seconds
D. millions input processor set
✅ The correct answer is option A.
708. A storage area used to store data to compensate for the difference in speed at which the different units can handle data is
A. Memory
B. Buffer
C. Accumulator
D. Address
✅ The correct answer is option B.
710. ______ is the high speed memory used in the computer.
A. RAM
B. Hard Disk
C. Cache
D. BIOS
✅ The correct answer is option C.
712. A computer will function only if it
A. has a control unit
B. is given input data
C. has a program in its memory
D. has software package
✅ The correct answer is option C.