901. In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?
A. 1820
B. 1860
C. 1855
D. 1870
✅ The correct answer is option C.
Computer
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902. The term USER INTERFACE refers to-
A. What the user sees on the screen and how they interact with it.
B. How the operating system responds to user commands
C. The means by which the user interacts with peripheral devices on the computer.
D. All of these
✅ The correct answer is option A.
903. A device that stores one item of information is
A. Memory element
B. Block Compaction
C. MDR
D. Memory guard
✅ The correct answer is option A.
904. A machine associated with card-based data processing is
A. Codomain
B. Collator
C. Cartridge
D. Digitizer
✅ The correct answer is option B.
905. A technique for processing jobs on a first-come, first-served basis is known as
A. FAX
B. FIFO
C. GIGO cable
D. Optical mark reader
✅ The correct answer is option B.
906. A memory that holds micro programs is
A. Core memory
B. ROM
C. RAM
D. Control memory
✅ The correct answer is option B.
907. The benefit of using computers are that
A. Computers are very fast and can store huge amounts of data
B. Computers produce accurate output even when the input is incorrect
C. Computers are designed to the inflexible
D. All of the above
✅ The correct answer is option A.
909. For move to the bottom of a document, press ……..
A. Auto summarize
B. Home key
C. Ctrl + Home key
D. End key
✅ The correct answer is option E.
910. The Santa Clara Valley, California is popularly known as Silicon Valley of America because
A. huge deposits of silicon are found there
B. many silicon chip manufacturing firms are located there
C. Santa Claus visits it every Christmas
D. it is full of large grain sand
✅ The correct answer is option B.