Free Software Design and Architecture MCQs with Answers

• A. Input is never converted to digital form
• B. Input is first converted to digital form
• C. Output is displayed in digital form
• D. All of the above

Explanation: An analog computer processes continuously varying physical quantities, so its input remains in analog form rather than first being…

• A. Storage
• B. Output
• C. Input
• D. Information

Explanation: Data or instructions supplied to a computer are input, even when they are subsequently placed in memory for processing.

• A. Monitor
• B. Keyboard
• C. ALU
• D. CPU

Explanation: A monitor is an output device that displays text, images, and other information for the user.

• A. Monitor
• B. Shift key
• C. Icon
• D. Mouse

Explanation: The Shift key temporarily changes letter case and accesses the upper symbol printed on number and punctuation keys.

• A. handheld computer
• B. mainframe computer
• C. personal computer
• D. tablet computer

Explanation: A mainframe is a powerful, high-capacity computer designed to serve many users and process large workloads simultaneously.

• A. Ctrl
• B. Del
• C. Enter
• D. Num lock

Explanation: The Ctrl key is a general keyboard control key and is not part of the numeric keypad.

• A. Mainframe
• B. Super computer
• C. Embedded computer
• D. Notebook computer

Explanation: A digital watch contains a dedicated embedded computer designed to perform a specific function within the watch.

• A. The physical parts of a computer
• B. The printed parts of a computer
• C. The printed output
• D. The physical output device

Explanation: A hard copy is information produced in a physical, usually printed, form that can be handled or read without a computer.

• A. system board
• B. central control unit
• C. central processing unit
• D. memory

Explanation: The central processing unit performs arithmetic, logical, and control operations by means of its ALU and control unit.

• A. Input
• B. Word Processing
• C. Processing
• D. Output

Explanation: A printer produces information on paper or another physical medium, so it is an output device.

• A. ideas
• B. suggestions
• C. information
• D. reports

Explanation: A computer processes raw data through calculations and logical operations to produce meaningful information.

• A. Print
• B. Input
• C. Type
• D. In between Input and Output

Explanation: A keyboard is an input device because it sends keystrokes and commands into the computer.

• A. Notebook
• B. Journal
• C. Diary
• D. Briefcase

Explanation: A notebook computer, commonly called a laptop, combines the display, keyboard, storage, and processor in one portable unit.

• A. semiconductor
• B. decimal
• C. binary
• D. RAM

Explanation: Digital computers encode data and programs in binary, using the two basic digits 0 and 1.

• A. in case of traffic overloading
• B. when a system terminates
• C. when connection between two nodes terminates
• D. none of the mentioned

Explanation: Network congestion occurs when traffic or data load exceeds the network's available capacity, causing delays or packet loss.

• A. Printed on printer
• B. Stored in floppy
• C. Store in CD
• D. Store ih hard disk

Explanation: A hard copy is a physical, usually printed, representation of a document that can be handled directly.

• A. Super computer
• B. Micro computer
• C. Mini computer
• D. All of these

Explanation: A supercomputer is designed to provide far greater processing speed and computational capacity than microcomputers or minicomputers.

• A. Motherboard
• B. ALU
• C. Control unit
• D. Megahertz

Explanation: The control unit fetches and decodes instructions, then directs the ALU, memory, and input/output components.

• A. Bit
• B. Pixel
• C. Point
• D. Cell

Explanation: A pixel is the smallest addressable picture element on a computer display, and an image is formed from many pixels.

• A. Floppy Disc
• B. Monitor
• C. Tape Drive
• D. CD

Explanation: A monitor is an output device that displays information rather than storing it.