7000+ Gk Computer Quiz 2024 - 2025 for Kids with Answers Pdf - 1

Question: 1

Which of the following divides the high speed signal into frequency bands?

(A) Time division multiplexer

(B) Frequency division multiplexer

(C) Modem

(D) T-switch

Question: 2

Which of the following communications lines is best suited to interactive processing applications?

(A) Mixed band channels

(B) Full duplex lines

(C) Simplex lines

(D) Narrowband channels

Question: 3

Which of the following statement is correct?

(A) Buffering is storage of data within the transmitting medium until the receiver is ready to receiver

(B) Buffering is a method to reduce the routing overhead

(C) Buffering is a method to reduce cross-talks

(D) Buffering is the process of temporarily storing the data to allow for small variation in device speeds

Question: 4

Which multiplexing technique transmits analog signals?

(A) Synchronous TDM

(B) Asynchronous TDM

(C) Frequency Division Multiplexing

(D) Both a and b

Question: 5

Error detecting code is

(A) The ratio of the data units in error to the total number of data units

(B) A code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and thus the presence of the error is detected

(C) A check bit appended to an array of binary digits to make the sum of all the binary digits

(D) An error detecting code based on a summation operation performed on the bits to be checked