Networking in Computer Science Engineering MCQs - Set 22 - ObjectiveBooks

Networking in Computer Science Engineering MCQs - Set 22

Practice Test: Question Set - 22

1. What frequency range is used for FM radio transmission?
    (A) Very Low Frequency : 3 kHz to 30 kHz
    (B) Low Frequency : 30 kHz to 300 kHz
    (C) High Frequency : 3 MHz to 30 MHz
    (D) Very High Frequency : 30 MHz to 300 MHz

2. UDP is:
    (A) Not a part of the TCP/IP suite
    (B) Connection oriented and unreliable
    (C) Connection orientated and reliable
    (D) Connectionless and unreliable

3. X.21 is
    (A) A method of determining which device has access to the transmission medium at any time
    (B) A method access control technique for multiple-access transmission media
    (C) A very common bit-oriented data link protocol issued by ISO
    (D) Network access standard for connecting stations to a circuit-switched network

4. A central computer surrounded by one or more satellite computers is called a
    (A) Bus network
    (B) Ring network
    (C) Star network
    (D) All of the above

5. Which of the following is an example of a client-server model?
    (A) TELNET
    (B) FTP
    (C) DNS
    (D) All of the above

6. Working of the WAN generally involves
    (A) Telephone lines
    (B) Microwaves
    (C) Satellites
    (D) All of the above

7. Which of the following statement is incorrect?
    (A) The Addresses Resolution Protocol, ARP, allows a host to find the physical address of a target host on the same physical network, given only the target IP address.
    (B) The sender's IP - to- physical address binding is included in every ARP broadcast; receivers update the IP-to-Physical address binding information in their cache before processing an ARP packet.
    (C) ARP is a low-level protocol that hides the underlying network physical addressing, permitting us to assign IP-addresses of our choice to every machine.
    (D) All of the above

8. Alice is setting up a small network in her home so that she can study for her MCSE exams. She doesn't have a lot of money to spend on hardware, so she wants to use a network topology that requires the least amount of hardware possible. Which topology should she select?
    (A) Star
    (B) Right
    (C) Token-Ring
    (D) Bus

9. A 6-MHz channel is used by a digital signaling system utilizing 4-level signals. What is the maximum possible transmission rate?
    (A) 1.5 Mbaud/sec
    (B) 6 Mband/sec
    (C) 12 Mbaud/sec
    (D) 24 Mbaud/sec

10. What are the data transmission channels available for carrying data from one location to another?
    (A) Narrowband
    (B) Voice-band
    (C) Broadband
    (D) All of the above

11. An international standard, multilevel set of protocols to promote compatibility among telecommunications networks. Select the best fit for answer:
    (A) Network Server
    (B) Virtual Private Network
    (C) Network operating system
    (D) OSI

12. Who originally designed TCP/IP?
    (A) The Department of Defense
    (B) Novell
    (C) IBM
    (D) Xerox

13. A machine that connects to two or more electronic mail systems and transfers mail messages among them is known as
    (A) Gateways
    (B) Mail gateway
    (C) Bridges
    (D) User Agent

14. You are working with a network that has the network ID and contains 73 networks. In the next year, you will be adding an additional 27 branch offices to your company. For simplified management, you want to keep the most possible hosts per subnet. Which subnet mask should you management, you want to keep the most possible hosts per subnet. Which subnet mask should you use?

15. Which of the following statement is incorrect?
    (A) The transport layer provides for any format, translationer code conversion necessary to put the data into an intelligible format.
    (B) The presentation layer transforms information from machine format to the understandable format.
    (C) The data link layer handles the transfer of data between the ends of a physical link.
    (D) All of the above

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