A. Encrypting the message
B. Compressing the message
C. Transfer the message
D. All of the above
✅ The correct answer is option B.
Basics of Computer Science MCQs
Strengthen your fundamental knowledge with our Basics of Computer Science MCQs with answers and explanations. Our collection covers key topics such as computer fundamentals, hardware and software, operating systems, networking basics, databases, programming concepts, and internet technologies. These multiple-choice questions are designed for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, and IT job assessments. Practice online to improve your understanding, enhance problem-solving skills, and excel in exams with our updated Basics of Computer Science MCQs
672. The intersection of a column and row in a spreadsheet is called a bon or
A. Key
B. Field
C. Cell
D. Menu
✅ The correct answer is option C.
673. The file extension of MS-Word document in Office 2007 is _______.
A. .doc
B. .docx
C. .pdf
D. .txt
✅ The correct answer is option B.
674. Where have the program and data to be located before the ALU and control unit of a computer can operate on it?
A. Internal memory
B. Secondary memory
C. Microprocessor
D. Magnetic tapes
✅ The correct answer is option A.
675. One of a class of storage devices that can access storage locations in any order is
A. DTE
B. DASD
C. DDE
D. DDC
✅ The correct answer is option B.
676. Which of the following can store information in the form of microscopic pits on metal disks.
A. Laser disks
B. Tape cassettes
C. RAM cartridge
D. Punched cards
✅ The correct answer is option A.
677. What is the main advantage of magnetic core memory over semiconductor RAM memory?
A. more compact and smaller
B. more economical
C. a bit does not have to write after reading
D. non volatile
✅ The correct answer is option D.
678. Which method is used to connect a remote computer?
A. Device
B. Dialup
C. Diagnostic
D. Logic circuit
✅ The correct answer is option B.
679. CPU stands for ______ ?
A. Central Performance Unit
B. Control Processing Unit
C. Common Processing Unit
D. Central Processing Unit
✅ The correct answer is option D.
680. A dot-matrix printer
A. is an input device
B. is an output device
C. cannot print alphabet
D. has a speed of 1000 cps
✅ The correct answer is option B.