When 2 or more bits in a data unit has been changed during the transmission, the error is called___________________?

Related Mcqs:

1. The original ASCII code used ___________________ bits of each byte, reserving that last bit for error checking ?

   A. 4
   B. 5
   C. 7
   D. 9

2. Which transmission media has the highest transmission speed in a network ?

   A. coaxial cable
   B. twisted pair cable
   C. optical fiber
   D. electrical cable

3. Bits can be send over guided and unguided media as analog signal by___________________?

   A. digital modulation
   B. amplitude modulation
   C. frequency modulation
   D. phase modulation

4. The range of frequencies available for data transmission is known as_________________?

   A. Bandwidth
   B. Bug
   C. Bus
   D. Bits

5. Which of the following represents the fastest digital data transmission speed ?

   A. Mbps
   B. Gbps
   C. Cps
   D. Kbps

6. The data link layer takes the packets from ________________ and encapsulates them into frames for transmission?

   A. network layer
   B. physical layer
   C. transport layer
   D. application layer

7. An error in computer data is called________________?

   A. Bug
   B. Chip
   C. Bit
   D. Byte

8. A permanent memory, which halls data and instruction for start-up the computer and does not erase data after power off______________?

   A. Network interface card
   B. CPU
   C. RAM
   D. ROM

9. The term_____________ refers to data storage systems that make it possible for a computer or electronic device to store and retrieve data?

   A. retrieval technology
   B. input technology
   C. output technology
   D. storage technology

10. During processing data, programs, and processed information are held temporality in ________________________?

    A. Secondary storage
    B. ROM
    C. RAM
    D. CPU