Exercise & Quiz Test – 77


Question 1

1. For separating channels in FDM, it is necessary to use______
1) Differentiation
2) Bandpass filters
3) Time slots
4) All of the above
5) None of these

Answer & Solution
Question 2

2. Encryption and decryption are functions of________
1) Transport layer
2) None of these
3) Presentation layer
4) Allot the above
5) Session layer

Answer & Solution
Question 3

3. Which type of switching uses the entire capacity of a dedicated link ?
1) Datagram Packet Switch-ing
2) Virtual Circuit Packet Switching
3) Circuit switching
4) Message Switching
5) None of these

Answer & Solution
Question 4

4. A peimanent virtual circuit involves______
1) All of the above
2) Data transfer
3) Connection release
4) Connection establishment
5) None of these

Answer & Solution
Question 5

5. The primary purpose of an operating system Is______
1) To make computers easier to use
2) To allow peopleto use the computer,
3) To keep systems programmers employed
4) To make the most efficient use of the computer hardware
5) none of the above

Answer & Solution
Question 6

6. When a computer is first turned on or restarted, a special type of absolute.loader called _ is executed
1) Compile and Go loader
2) Bootstrap loader
3) Boot loader
4) Relating loader
5) none of the above

Answer & Solution
Question 7

7. Which of the following Operating systems is better for Implementing a Client-Server network_____
1) MS DOS
2) Windows 2000
3) Windows 98
4) Windows 95
5) none of the above

Answer & Solution
Question 8

8. The operating system manages____
1) Processes
2) Disks and I/O devices/
3) Memory
4) all the above
5) none of the above

Answer & Solution
Question 9

9. What is the function of an operating system_______
1) Manages computer’s resources very efficiently
2) Takes care of scheduling jobs for execution
3) Manages the flow of date and instructions
4) none of the above
5) All of the above

Answer & Solution
Question 10

10. Which is not the function of the Operating System______
1) Memory management
2) Disk management
3) Virus Protection
4) Application management
5) none of the above

Answer & Solution