time taken for light to travel from the sun to earth

... Example 3: Integer Division and Real Assignment 5.4 Example 4: Time Taken for Light to Travel from the Sun to Earth 5.5 The parameter Attribute 5.6 Range, Precision and Size of ... 5.2, 5.3 for Windows NAG Fortran Compiler 5.1, 5.2 for Linux Intel Fortran 11.x, 12.x for Windows Intel Fortran 12.x for Linux gnu gfortran 4.x for Windows gnu gfortran 4.x for Linux g95 for Linux ... constructed ladders to reach to the top of the enemy’s wall, and they did this by calculating the height of the wall from the number of layers of bricks at a point which was facing in their direction...

Ngày tải lên: 10/03/2014, 02:20

... information from memory to the appropriate locations in the Oracle Database 10g Think of a checkpoint as a stake in the ground allowing the restoration of a system to a specific point in time The ... manages the writing of information to the online redo logs A log buffer area is set aside in memory where information destined for the online redo logs is staged The transfer of this information from ... have described come together to support the Oracle Database 10g The Oracle Database 10g is started, the control files are read to get its bearings Then the online redo logs and the assortment of...

Ngày tải lên: 23/10/2013, 14:15

... the keyboard To enable the user to enter data into a program from the keyboard, you will use the >> operator This is the C++ input operator To read from the keyboard, use this general form cin >> ... runtime system For Java, this runtime system is called the Java Virtual Machine (JVM) For C#, it is the Common Language Runtime (CLR) Therefore, a Java program can run in any environment for ... area is the same no matter what its size, so the program would be much more useful if it would prompt the user for the dimensions of the rectangle, allowing the user to enter them using the keyboard...

Ngày tải lên: 27/10/2013, 21:15

... the keyboard To enable the user to enter data into a program from the keyboard, you will use the >> operator This is the C++ input operator To read from the keyboard, use this general form cin >> ... runtime system For Java, this runtime system is called the Java Virtual Machine (JVM) For C#, it is the Common Language Runtime (CLR) Therefore, a Java program can run in any environment for ... area is the same no matter what its size, so the program would be much more useful if it would prompt the user for the dimensions of the rectangle, allowing the user to enter them using the keyboard...

Ngày tải lên: 22/01/2014, 10:20

... 10 When the increment operator precedes its operand, C++ will perform the corresponding operation prior to obtaining the operand's value for use by the rest of the expression If the operator follows ... that they are available to all other functions in the program and that they stay in existence during the entire lifetime of the program Their main disadvantages are that they take up memory the ... continue on into the next case A break statement prevents this from happening The last else associates with the outer if, which is the nearest if at the same level as the else for( int i = 1000;...

Ngày tải lên: 18/02/2014, 02:20

... successful if the specified results are delivered in the required quality and within the predetermined time and resource limits • Computer scientists tend to focus on scope and quality only - The development ... perfect application is not a success if the cost exceeds the price clients are willing to pay - Excellent project results often are worthless if they come too late (temporary market windows, external ... • All projects are divided into phases • All phases together are known as the Project Life Cycle • Each phase is marked by completion of Deliverables • Identify the primary software project phases...

Ngày tải lên: 13/05/2014, 21:50

... the keyboard To enable the user to enter data into a program from the keyboard, you will use the >> operator This is the C++ input operator To read from the keyboard, use this general form cin >> ... runtime system For Java, this runtime system is called the Java Virtual Machine (JVM) For C#, it is the Common Language Runtime (CLR) Therefore, a Java program can run in any environment for ... area is the same no matter what its size, so the program would be much more useful if it would prompt the user for the dimensions of the rectangle, allowing the user to enter them using the keyboard...

Ngày tải lên: 11/08/2014, 20:22

... of the design trade-offs The Flintstones Network: The First Computer Network? The Flintstones are a cartoon family that, according to the cartoon, lived in prehistoric times Because I want to ... here, I want the workers to be able to take their PCs with them and just have to plug the computer into a wall socket so that they can send and receive files from the new office they moved to I want ... Phone Line The Internet Ethernet Cable The top part of the figure shows a typical dialup user of the Internet The user has a PC, and the user plugs in the phone line from the wall into a modem...

Ngày tải lên: 13/08/2014, 13:21

... sending the packet to R2 Bob uses Ethernet to get the packet to R2 At R2, R2 strips the Ethernet header and trailer from the IP packet To get the IP packet from R2 to R1, R2 does not need to use Ethernet—it ... of the network, to the network; it is the interface between the computer and the network For instance, Ethernet is one example protocol at the TCP/IP network interface layer Ethernet defines the ... (HTTP) needs to something it cannot (error recovery) So, the higher layer asks for the next lower-layer protocol (TCP) to perform the service, and the next lower layer performs the service The lower...

Ngày tải lên: 13/08/2014, 13:21

... intersection The specifications for these data-link protocols define how to arbitrate the use of the physical medium to avoid collisions, or at least to recover from the collisions when they occur Ethernet ... that is the result of a mathematical formula applied to the data in the frame An error is detected when the receiver plugs the contents of the received frame into a mathematical formula Both the ... and the receiver of the frame use the same calculation, with the sender putting the results of the formula in the FCS field before sending the frame If the FCS sent by the sender matches what the...

Ngày tải lên: 13/08/2014, 13:21

... between the CSU/DSU and the telco CO typically uses an RJ-48 connector to connect to the CSU/DSU; the RJ-48 connector has the same size and shape as the RJ-45 connector used for Ethernet cables The ... the Internet Engineering Task Force (IETF) saw the need for another data-link protocol for use between routers over a point -to- point link In RFC 1661, the IETF created the Point -to- Point Protocol ... expensive to build devices that truly can operate at exactly the same speed So, the devices operate at close to the same speed and listen to the speed of the other device on the other side of the link...

Ngày tải lên: 13/08/2014, 13:21

... sends the frame to Router2, which extracts the Ethernet frame for forwarding to PC2 Router1 removes the Ethernet, IP, and TCP headers, and rebuilds the appropriate headers before forwarding the ... so IP would be the routed protocol If the routers used the Routing Information Protocol (RIP) to learn the routes, then RIP would be the routing protocol Later in this chapter, the section titled ... Ethernet address PC1 sends the frame onto the Ethernet Step R1 processes the incoming frame and forwards the packet to R2— Because the incoming Ethernet frame has a destination MAC of R1’s Ethernet...

Ngày tải lên: 13/08/2014, 13:21

... time to reply, the PC on the right sends the second flow in the figure, acknowledging that the other PC wants to take down the connection Otherwise, the PC on the left might resend the first segment ... PM The Transmission Control Protocol 159 It then waits on an acknowledgment from the application before sending the third segment in the figure Just in case the application takes some time to ... Conversion from binary to ASCII Which of the following flow-control methods let the receiver tell the sender how much data the sender is allowed to send before the sender must wait for an acknowledgment?...

Ngày tải lên: 13/08/2014, 13:21

Ngày tải lên: 07/11/2012, 14:17

... structure for storing lots of strings is the “trie.” This tree structure has the special property that a node’s key is a prefix of the keys of its children For instance, if we associate a node with the ... structure (translations not shown) For each node, its key (e.g “and”) is not explicitly stored in the node; instead, the key is defined by the node’s position in the tree: the key of its parent node + ... structure and to implement a simple one-way Englishto-French dictionary The trie structure, shown in Figure 6.2-1, consists of nodes, each of which contains a string for storing translations for the word...

Ngày tải lên: 25/04/2013, 08:07

... postfix() to handle parentheses as we discussed in class Note: your postfix queue should contain no parentheses tokens Turn in a printout of your code, along with a printout showing the output from ... structure for storing lots of strings is the “trie.” This tree structure has the special property that a node’s key is a prefix of the keys of its children For instance, if we associate a node with the ... structure (translations not shown) For each node, its key (e.g “and”) is not explicitly stored in the node; instead, the key is defined by the node’s position in the tree: the key of its parent node +...

Ngày tải lên: 25/04/2013, 08:07

... gièng hay kh¸c nhau?” - Form: What these are or What are these? What is these or What are these? - Pronunciation: these those What are these? II Practice: (20 mins) Listen to the tape + repeat Picture ... Models: It’ s Minh’ s birthday Here… Thank … these? - T ~ Ss - Ss ~ Ss - Stu.A ~ Stu.B those? Model: - What are these? - They’re balls - What are those? - They’re jump ropes  Concept check: - Meaning: ... are these? (1 ~ pics) Ss: They are… - Chorus Teacher: Nguyen Thi Thu Trang Let’s go – Class A2-5 Ss ~ Ss Stu.A ~ Stu.B * T: What are those? (1 ~ pics) (have a student hold the picture) Ss: They...

Ngày tải lên: 06/07/2013, 01:25

Ngày tải lên: 29/08/2013, 08:10