A. 1984
B. 1986
C. 1990
D. 1995
✅ The correct answer is option A.
Computer mcqs
The 2’s complement of a binary no. is obtained by adding…..to its 1’s complement.
A. 0
B. 1
C. 10
D. 12
✅ The correct answer is option B.
The range of frequencies available for data transmission is known as
A. Baud
B. Bandwidth
C. Byte
D. Bits
✅ The correct answer is option B.
What is the most common tool used to restrict access to a computer system?
A. User log in
B. Passwords
C. Computer keys
D. Access-control software
✅ The correct answer is option B.
Which of the following items is not used in Local Area Networks (LANs)
A. Computers
B. Modem
C. Printer
D. Cable
✅ The correct answer is option B.
LAN speeds are measured in
A. BPS (Bits Per Second)
B. KBPS (Kilo Bits Per Second)
C. MBPS (Mega Bits Per Second)
D. MIPS (Million Instructions Per Second)
✅ The correct answer is option C.
Super computers are primarily useful for
A. Input-output intensive processing
B. Data-retrieval operations
C. Mathematical-intensive scientific applications
D. All of the above
✅ The correct answer is option C.
What does FTP stand for?
A. File Transfer Protocol
B. File Transfer Program
C. File Thread Protocol
D. File Thread Program
✅ The correct answer is option A.
A characteristic of card systems is:
A. slowness in processing data
B. using cards as records of transactions
C. needing a larger DP staff
D. all the above
✅ The correct answer is option D.
A kilobyte also referred to as KB, is equal to:
A. 1000 bytes
B. 1024 bytes
C. 2048 bytes
D. 512 bytes
✅ The correct answer is option B.