Computer Knowledge For CWE-Clerks-V- Main Examination
Q.1. Computer networks _________.
(1) Allow people to share hardware resources
(2) Make it easier for people to share data
(3) Support collaboration through tools, such as email and instant messaging
(4) A group of two or more computing devices connected via a form of communications technology.
(5) All of the above
Ans. (4) All of above
Q.2. What is a service that connects computers and peripherals in the same building called?
(1) Connection area network (CAN)
(2) Local area network (LAN)
(3) Metropolitan area network (MAN)
(4) Remote area network (RAN)
(5) Wide area network (WAN)
Ans. (2) A service that connects computers and peripherals in the same building is called Local area network (LAN).
Q.3. What is a service that connects two or more networks within a city called?
(1) Connection area network (CAN)
(2) Local area network (LAN)
(3) Metropolitan area network (MAN)
(4) Remote area network (RAN)
(5) Wide area network (WAN)
Ans. (3) A service that connects two or more networks within a city is called Metropolitan area network (MAN).
Q.4. A modem ________.
(1) Allows a computer to communicate with its peripherals, such as printers and scanners
(2) Increases the speed with which a computer can communicate over a telephone line
(3) Converts a digital signal into an analog signal and vice versa
(4) Allows a Windows PC to run Macintosh applications
(5) Performs the same functions as an Ethernet port, except faster
Ans. (3) converts a digital signal into an analog signal and vice versa
Q.5. Which of the following does not affect bandwidth?
(1) The amount of network traffic
(2) The software protocols of the network
(3) The type of network connection
(4) The type of information being transmitted
(5) The physical media that make up the network
Ans. (4) The type of information being transmitted.
Q.6. What is the most common reason for installing a Wi-Fi hub in a home?
(1) To enable a PC to connect to a cell phone
(2) To make client/server computing possible
(3) To make it possible to connect Bluetooth-enabled devices to a network
(4) To allow PCs to connect to a network without wires
(5) To create a wireless alternative to hi-fi home entertainment systems
Ans. (4) To allow PCs to connect to a network without wires.
Q.7. If you want to share a document with other people whose computers are connected to your LAN, you should upload the document to a ______.
(1) File server
(2) Client server
(3) Print server
(4) Document server
(5) Upload server
Ans. (1) If you want to share a document with other people whose computers are connected to your LAN, you should upload the document to a File server.
Q.8. What is an important difference between Internet newsgroups and mailing lists?
(1) A mailing list message goes to only a specific group of people, whereas a newsgroup message is available for anyone to see.
(2) A mailing list message is posted via email, whereas a newsgroup message requires special posting software.
(3) A mailing list message is posted to a special Web mailbox, whereas a newsgroup message is delivered directly to group member mailboxes.
(4) All of the above are true.
(5) There are no significant differences between the two.
Ans. (1) A mailing list message goes to only a specific group of people, whereas a newsgroup message is available for anyone to see.
Q.9. What is the main difference between instant messaging (IM) and email?
(1) The use of moderated groups for IM
(2) The ability of email to handle real-time communication
(3) The GUI of the IM client software
(4) The asynchronous nature of email communication
(5) There are no significant differences between the two.
Ans. (4) The asynchronous nature of email communication
Q.10. The number of email messages delivered each day far exceeds the number of letters delivered by the Indian postal service. Why?
(1) Email is faster than snail mail is.
(2) Email is asynchronous communication.
(3) Email facilitates group communication