To create a default value for a parameter in the parameter list of a function, you code a/an ________________ sign after the parameter name followed by the default value.
Parameters that can be supplied but are not necessary are known as optional parameters. This enables more customized functions without requiring parameters that many users won't need.
What default value for a parameter in the parameter list?A constant expression serves as the optional parameter's default value. Always defined at the end of the parameter list are the optional parameters. Or, to put it another way, the optional parameter is the last parameter of the method, constructor, etc.
Swift does, however, include another data type called Optional, whose default value is null ( nil ). When you want a variable or constant to have no value, you can use optional. A value may be present in an optional type or not (a null value).
Therefore, If a calling procedure does not supply a parameter, the optional parameters must give default values that can be used.
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what does the narrator of the film epic 2015 say it will be at it'
s worst
Answer
A collection of trivial information that may not be true
Explanation
Epic in films is a work of art that resembles an epic situation; magical mix of talents that has the ability to make a film build sense inside the audience. Epic requires internal, immediate and global components which will comprise the plot line. For example in the film, Bride on the River Kwai, led character are involved in an epic battle
"the three legs of a project triangle are _____, scope, and time."
Calls to the tostring( ) method emphasize the use of ____.
While in slide show mode, a click and a drag is no different than a click
True or false
Which of these is NOT a good presentation technique?
A. Speaking loudly enough that everyone in the audience can hear you
B. pronouncing words very clearly and speaking at a normal pace
C. using dramatic gestures to emphasize important points
D. making eye contact with the audience
A. experiment by purposely misconfiguring the gateway address on pc-a to 10.0.0.1. what happens when you try and ping from pc-b to pc-a? do you receive a reply?
Why would you activate more than one nic on a pc?
The activation of multiple NICs can help boast throughput to and from the application servers and also gives failover.
What is application server?An application server is known to be a tool that help give access to business logic that are said to be use in terms of client application programs.
Therefore, The activation of multiple NICs can help boast throughput to and from the application servers and also gives failover.
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In which cipher method are values rearranged within a block to create the ciphertext?
a. vernam
b. monoalphabetic
c. substitution
d. permutation?
What element is used to configure a new paragraph?
Starbucks offers an app that allows remote ordering, free Wi-Fi in stores, and a loyalty program where customers can earn a free drink after a number of purchases. Which business strategy is Starbucks following with these programs? How do these programs add value to Starbucks business?
In _____, a person or a device intentionally or unintentionally interferes with your wireless network transmissions. select one:
a. rf jamming
b. war driving
c. eavesdropping
d. telemetry
e. installing rogue access devices
What is contingency planning and how is it different from routine management planning?
Flashcar a network administrator is considering placing a firewall on an internal file server in the network. what is the purpose of the firewall, and is it important for the firewall to be stateful?
Final answer:
A firewall on an internal file server protects against unauthorized access and cyber threats by monitoring network traffic. A stateful firewall enhances security by tracking active connections and making decisions based on traffic context.
Explanation:
A firewall is a network security device that monitors and filters incoming and outgoing network traffic based on an organization's previously established security policies. At its most basic, a firewall serves as a barrier between a private internal network and the public Internet. The purpose of placing a firewall on an internal file server is to protect the server from unauthorized access, cyber threats, and to control data flow to and from the server.
A stateful firewall is designed to keep track of the state of active connections and can make decisions based on the context of traffic, such as the characteristics of the connection (e.g., connection start, connection end, connections originating from a file server or aiming to reach it). This is important because it allows the firewall to distinguish between legitimate network traffic and potentially harmful activity, thereby providing a higher level of security. Using a stateful firewall helps to ensure that established connections are secure and that new connections are scrutinized more rigorously.
Pointswhat is the shell command (and option) to turn off a linux computer immediately?
Answer:
Hello, how are you, you may not answer since this question was posted in 2017...
Explanation:
a few questions related to power point.
What is the common voltage for a cordless drill battery cell? A. 1.5 VDC B. 2.0 VDC C. 1.0 VDC D. 1.2 VDC
The common voltage for an individual cordless drill battery cell is closest to 1.2 VDC, typical of NiCd and NiMH cells, which are commonly used in the battery packs of cordless drills.
Explanation:The common voltage for a cordless drill battery cell is not explicitly mentioned in the provided reference information. However, we can deduce that typical voltages for cells that are used in various electronic devices and tools vary. For cordless drills, the batteries are often made up of multiple cells to reach a higher voltage needed for their operation, typically ranging from 12V to 18V or more, depending on the design and purpose of the drill. Each cell in a battery pack might have a nominal voltage of around 1.2V to 3.6V, depending on the technology (NiCd, NiMH, or Lithium-ion) used in the battery pack. Options A (1.5 VDC), B (2.0 VDC), C (1.0 VDC), and D (1.2 VDC) represent common voltages for individual cells rather than the entire battery pack of a cordless drill. The closest common voltage for rechargeable cells used in battery packs, including those for cordless drills, is 1.2 VDC (Option D), typical of NiCd and NiMH cells.
Which of the following applications can be used as a data source for a Microsoft® Word® mail merge? A.Outlook Contacts B.Microsoft Access Databases C.Microsoft Excel Spreadsheet D.All of the above
Answer:
D.All of the above
Explanation:
Microsoft word mail merges are possible from all of the sources of the family of the Home Office Applications, so since Microsofts access database, Microsoft Excel, and Outlook COntacts are all part of the family of Microsoft Home Applications all of the documents and information are trasnferible between applications, the correct answer would be All of the above.
Write c++ code that prints: usernum ... 2 1 blastoff! your code should contain a for loop. print a newline after each number and after blastoff!.ex: usernum = 3 outputs: 3 2 1 blastoff!
Which of the following question u should ask your boss regarding individual performance evaluations
What project started the development of inter-network connections using tcp/ip that has evolved in to the internet today
Which field data type would you use if you'd like to store videos in that field a text b memo c Boolean D binary object E null
Binary object data type one would use if you'd like to store videos in that field. The correct option is D.
What is data type?In programming, a data type is a classification that specifies what type of value a variable has and what mathematical, relational, or logical operations can be performed on it without causing an error.
If you want to store videos in a binary object data type field in a database, you would use a BLOB (Binary Large Object) data type.
BLOB is a data type that can store binary data as a single entity in a database table, such as images, audio, and video files.
Large amounts of unstructured data, such as media files, are typically stored in BLOBs because they are too large to be stored in standard character-based data types.
Thus, the correct option is D.
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Write a while loop that prints 1 to usernum, using the variable i. follow each number (even the last one) by a space. assume usernum is positive. ex: usernum
A database, a database management system, and the application programs that use the data make up a database environment.
a. True
b. False
why is it important that the ribbon tabs collapse? a) it lets you free up more screen real estate and see more of the work area. b) it prevents you from accidentally hiding the entire window. c) it highlights mistakes in your typing. d) it allows you to easily view previous versions of your work alongside the current version
Answer:
a) it lets you free up more screen real estate and see more of the work area.
Explanation:
Sometimes the ribbon tabs are useful to see the tools and previous work that you have done, the problem is that take some space from the work area from the screen so if you close them you can actually free up space and get to see more of the work area and this can help you see more of the document and focus on the work.
Tasha purchased a new tablet. She has several questions about how to connect to the internet, download apps, install software, and sync her other devices.
Which type of resource would be best, and why?
A) Bulletin board; shows other user's comments
B) FAQ; answers questions about common issues
C) Manual; provides all information related to the device
D) Tutorial; explains each stage of the process
Answer:
c
Explanation:
Its best to be related directly to the device
The type of resource that would be best is Manual; provides all information related to the device.
What is device operation?Operating device is a term that connote the act of handling an electronic device, such as electronic tablet.
Note that The type of resource that would be best is Manual; provides all information related to the deviceas it will help her to know the basic features.
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Describe a scenario for which a find unmatched query could be used.
Assume you have written a method with the header num mymethod(string name, string code). the method's type is
What controls a computer's basic operations?
Basic Computer Operations. Input: Information and programs are entered into the computer through Input devices such as the keyboard, disks, or through other computers via network connections or modems connected to the Internet.
What are Computer's operations?An operation in computing is a process used to complete a certain task. Input, processing, output, storage, and control are the five types of computer processes.
The five major components of a computer system carry out computer functions. Each of the five primary types of operations can be directly matched with one of the units.
The control flow is shown by the blue dotted lines and is represented by the black arrows. User commands are delivered to the computer.
Therefore, Basic Computer Operations. Input: Information and programs are entered into the computer through Input devices such as the keyboard, disks, or through other computers via network connections or modems connected to the Internet.
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The CPU and operating system control a computer's basic operations. The CPU processes instructions, while the operating system allocates hardware resources and manages software interactions.
A computer's basic operations are controlled primarily by the Central Processing Unit (CPU) and the Operating System (OS). The CPU is often referred to as the 'brain' of the computer, as it executes instructions and processes data at incredibly high speeds.
The operating system, meanwhile, manages and allocates hardware resources, ensuring that various software applications can function correctly. It controls interactions with hardware such as reading and writing files to a hard drive, displaying graphics on the monitor, and managing memory usage. Without an operating system, each individual program would struggle to function efficiently and securely.
Summary: The CPU is obsessed with processing instructions while the OS acts as a mediator, managing resources and orchestrating the activities of other programs to ensure seamless operation.
Open a command prompt on pc-a and pc-b and type ipconfig /all. what are the ethernet adapter physical addresses?