Computer MCQS

201. What is the statement that displays the address of the variable myvar?
A: myvar;
B: &myvar;
C: cout << myvar;
D: cout << &myvar;

202. An address is a , while a pointer is a
A: Constant, variable
B: Variable, constant
C: Constant, constant
D: Variable, variable

203. Application layer is implemented in:
A: End system
B: NIC
C: Ethernet
D: None of the above

204. Transport layer is implemented in:
A: End system
B: NIC
C: Ethernet
D: None of the above

205. The functionalities of the presentation layer include:
A: Data compression
B: Data Encryption
C: Data description
D: All of the above

206. Delimiting and synchronization of data exchange are provided by:
A: Application layer
B: Session layer
C: Transport layer
D: Link layer

207. In the OSI model, when data is sent from device A to device B, the 5th layer to receive data at B is:
A: Application layer
B: Transport layer
C: Link layer
D: Session layer

208. In the internet protocol stack; when data is transferred between devices A and B. The fifth layer that will receive data from B is:
A: Application layer
B: Transport layer
C: Link layer
D: Session layer

209. In the OSI model, as a data packet moves from the lower to the upper layers, headers are _:
A: Added
B: Removed
C: Rearranged
D: None of the above

210. Identify the statement that cannot be associated with the OSI model:
A: A structured way to discuss and easier update system components
B: One layer may duplicate lower layer functionality
C: Functionality at one layer in no way requires information from another layer
D: None of the above