Key - on board How many function keys ?

key - on board How many function keys ?
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Answer :

Key - on board Function Key 12
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Last Answer : Send the box with a lock attached and locked. Your friend attaches his or her own lock and sends the box back to you. You remove your lock and send it back to your friend. Your friend may then remove the lock she or he put on and open the box.

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Last Answer : b. there is no key distribution problem as public key can be kept in a commonly accessible database.  

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Last Answer : b. in which each person who wants to communicate has two keys; a private key known to him only and a public key which is publicized to enable others to send message to him.

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Last Answer : b. guarantees excellent security  

DES works by using a. permutation and substitution on 64 bit blocks of plain text b. only permutations on blocks of 128 bits c. exclusive ORing key bits with 64 bit blocks d. 4 rounds of substitution on 64 bit blocks with 56 bit keys

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Last Answer : a. permutation and substitution on 64 bit blocks of plain text 

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Last Answer : D

Find the false statement: (A) In Modern Cryptography, symmetric key algorithms use same key both for Encryption and Decryption. (B) The Symmetric cipher DES (Data Encryption Standard) was widely used in the industry for security product. (C) The AES (Advanced Encryption Standard) cryptosystem allows variable key lengths of size 56 bits and 124 bits. (D) Public key algorithms use two different keys for Encryption and Decryption.

Description : Find the false statement: (A) In Modern Cryptography, symmetric key algorithms use same key both for Encryption and Decryption. (B) The Symmetric cipher DES (Data Encryption Standard) was widely used ... and 124 bits. (D) Public key algorithms use two different keys for Encryption and Decryption.

Last Answer : (C) The AES (Advanced Encryption Standard) cryptosystem allows variable key lengths of size 56 bits and 124 bits.

Based on the cardinality ratio and participation ............... associated with a relationship type, choose either the Foreign Key Design, the Cross Referencing Design or Mutual Referencing Design. (A) Entity (B) Constraints (C) Rules (D) Keys

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Last Answer : (B) Constraints

If h is chosen from a universal collection of hash functions and is used to hash n keys into a table of size m, where n ≤ m, the expected number of collisions involving a particular key K is (A) less than 1 (B) less than lg n (C) greater than 1 (D) greater than lg n

Description : If h is chosen from a universal collection of hash functions and is used to hash n keys into a table of size m, where n ≤ m, the expected number of collisions involving a particular key K is (A) less than 1 (B) less than lg n (C) greater than 1 (D) greater than lg n

Last Answer : (A) less than 1

Which of the following statements is FALSE about weak entity set ? (A) Weak entities can be deleted automatically when their strong entity is deleted. (B) Weak entity set avoids the data duplication and consequent possible inconsistencies caused by duplicating the key of the strong entity. (C) A weak entity set has no primary keys unless attributes of the strong entity set on which it depends are included. (D) Tuples in a weak entity set are not partitioned according to their relationship with tuples in a strong entity set.

Description : Which of the following statements is FALSE about weak entity set ? (A) Weak entities can be deleted automatically when their strong entity is deleted. (B) Weak entity set avoids the data ... weak entity set are not partitioned according to their relationship with tuples in a strong entity set.

Last Answer : (D) Tuples in a weak entity set are not partitioned according to their relationship with tuples in a strong entity set.

If there are N people in the world and are using secret key encryption/decryption for privacy purpose, then number of secret keys required will be: (A) N (B) (N-1) (C) N(N-1)/2 (D) N(N+1)/2

Description : If there are N people in the world and are using secret key encryption/decryption for privacy purpose, then number of secret keys required will be: (A) N (B) (N-1) (C) N(N-1)/2 (D) N(N+1)/2

Last Answer : (C) N(N-1)/2 

Consider the following database table having A, B, C and D as its four attributes and four possible candidate keys (I, II, III and IV) for this table: Image I: {B} II: {B, C} III: {A, D} IV: {C, D} If different symbols stand for different values in the table (e.g., d1 is definitely not equal to d2), then which of the above could not be the candidate key for the database table? (A) I and III only (B) III and IV only (C) II only (D) I only

Description : Consider the following database table having A, B, C and D as its four attributes and four possible candidate keys (I, II, III and IV) for this table: I: {B} II: {B, C} III: {A, D} IV: {C, D} If ... the database table? (A) I and III only (B) III and IV only (C) II only (D) I only

Last Answer : (C) II only

If h is chosen from a universal collection of hash functions and is used to hash n keys into a table of size m, where n≤m, the expected number of collisions involving a particular key x is less than ................... (1) 1 (2) 1/n (3) 1/m (4) n/m

Description : If h is chosen from a universal collection of hash functions and is used to hash n keys into a table of size m, where n≤m, the expected number of collisions involving a particular key x is less than ................... (1) 1 (2) 1/n (3) 1/m (4) n/m

Last Answer : Answer: 1

Which of the following statement is true? (1) A Primary key is also a candidate key (2) Each relation has at least one foreign key (3) Foreign keys can’t have null values (4) A Primary key is also an alternate key

Description : Which of the following statement is true? (1) A Primary key is also a candidate key (2) Each relation has at least one foreign key (3) Foreign keys can’t have null values (4) A Primary key is also an alternate key

Last Answer : Foreign keys can’t have null values

What is the function of key board insert key ?

Description : What is the function of key board insert key ?

Last Answer : Insert: When you write something in the middle of a text, it is usually written on the right side of the text , but when you press this key, it is overwritten on the previous letter. When this key is pressed again at the end of work, it returns to its previous state.

If you were to design a digital/board game, what elements would you care about the most?

Description : If you were to design a digital/board game, what elements would you care about the most?

Last Answer : Meaningful choice. Every choice a player can make should have the potential for meaningful ramifications in the game. If a player can make a choice that has no meaningful ramification, it should be excluded from the game.

Why does every board attract at least one troll?

Description : Why does every board attract at least one troll?

Last Answer : There is a whole subculture of people who like to troll, just to be different and to disrupt the status quo. There was a fascinating article in the New York Times magazine about this very thing.

What is Internet Bulletin Board ?

Description : What is Internet Bulletin Board ?

Last Answer : WWW is called the Bulletin Board of the Internet.

What do the different key-board emoticons mean to you?

Description : What do the different key-board emoticons mean to you?

Last Answer : :) ... Smile ;) ... Wink :0 .. Surprise :P . Just Kidding :D . Big Smile

If a laptop keyboard key lifts up and is ruined to where it won't snap down any longer, replace just the one key or is there a kit of some sort for the whole board?

Description : If a laptop keyboard key lifts up and is ruined to where it won't snap down any longer, replace just the one key or is there a kit of some sort for the whole board?

Last Answer : answer:You can get a wired keyboard for $10 or less these days. If the plastic connector beneath the key is damaged I suppose you could look for replacement parts.. but.. all said and done.. it would probably be cheapest and easiest to just get another keyboard.

How many shifts are there on the key board ?

Description : How many shifts are there on the key board ?

Last Answer : There are two , but there is one on the mini key board.

How many arrows are on the key board ?

Description : How many arrows are on the key board ?

Last Answer : There are four arrow keys on the keyboard. left key right key up key down key.

What are the key functions on the key board ?

Description : What are the key functions on the key board ?

Last Answer : Key board has 12 function keys.

What is a key board ?

Description : What is a key board ?

Last Answer : The key board is an input device.

In what year was the Abra Key Board created ?

Last Answer : Abr Key Board was created in 2003.

Who created the Abr Key Board ?

Last Answer : Abr Ki Board was created by Mehedi Hasan Khan.

Less Price No Key - Board Good Will ? Price How much? Read ?

Description : computer Key - Board

Last Answer : of A4tech Keyboard Best Will be Price Only 500 Money

The key electronic component in a communications satellite is the A. telemetry equipment B. on-board computer C. command and control system D. transponder

Description : The key electronic component in a communications satellite is the A. telemetry equipment B. on-board computer C. command and control system D. transponder

Last Answer : D. transponder