{"id":224,"date":"2020-04-05T08:48:18","date_gmt":"2020-04-05T08:48:18","guid":{"rendered":"https:\/\/temp.ashkerala.com\/?p=224"},"modified":"2020-04-05T08:48:18","modified_gmt":"2020-04-05T08:48:18","slug":"computer-science-mcq-0002","status":"publish","type":"post","link":"https:\/\/temp.ashkerala.com\/?p=224","title":{"rendered":"Computer Science MCQ-0002"},"content":{"rendered":"

27. The following IP address format refers to:
\u00a0D31\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D30\u00a0\u00a0\u00a0 D29\u00a0\u00a0\u00a0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 D28-D8 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 D7-D0
\u00a0\u00a0\u00a0 1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 NETWORK\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 HOST
(A) Class A addresses\u00a0 (B) Class B addresses
(C) Class C addresses (ANS) <\/strong>(D) Class D addresses<\/p>\n

28.In C++, a pointer that is automatically being passed to a member function during its invocation is :
(A) Base pointer (B) Derived pointer (C) Virtual pointer (D) this pointer (ANS)<\/strong><\/p>\n

29.With QBE, inserting records from one or more source tables into a single target table can be achieved by :
\u00a0(A) Append action query(ANS)\u00a0<\/strong> (B) Update action query
\u00a0(C) Insert action query\u00a0\u00a0\u00a0 (D) Make table action query<\/p>\n

30. Not an example of a network debugging utility :
\u00a0(A) ping (B) nslookup (ANS)<\/strong> (C) traceroute (D) telnet
nslookup => to chek domain name system => why is this used for debugging. To check whether a domain name existthat you bought?<\/strong><\/em><\/p>\n

31.A security protocol for personal emails :
\u00a0(A) SSL\u00a0 (B) PGP (ANS)<\/strong> (C) RSA (D) Kerberos
PGP => pretty good privacy<\/strong><\/em>
Note: SSL = secure socket layer => its also widely used for secure transaction especially credit debit cards. => Remember any site that use https is using SSL which means gmail like mail system also use SSL => SSL plays role in email transaction =>So answer can be PGP or SSL<\/strong><\/em><\/p>\n

32.If f and g are functions, then f(n) = e (g(n)) if :
\u00a0(A) f (n) = 0 (g(n))\u00a0 (B) f (n) =11 (g(n)) (ANS)<\/strong>
\u00a0(C) f (n) = 0 (g(n)) or f (n) = 11 (g(n))\u00a0 (D) f (n) = 0 (g(n)) and f (n) = 11 (g(n))<\/p>\n

33.Simplified form of the Boolean expression Y = A’ B C’ D’ + ABC’ D’ + A’ BCD’ + ABCD’
is :
(A) C’ D’
(B) CD’
(C) BD’ (ANS)<\/strong>
(D) B C’<\/p>\n

34.The postfix form of the expression (A + B) * C – D \/ E is :
\u00a0(A) AB + C* D E\/ – (ANS)<\/strong> (B) A B C* + D Ej-
\u00a0(C) ABC D E + * – \/\u00a0 (D) A B + C* D E – j<\/p>\n

35.When a process is accessing shared modifiable data, the process is said to be in :
\u00a0(A) Dead lock\u00a0 (B) Critical Section (ANS)<\/strong>
\u00a0(C) Multitasking\u00a0 (D) Context Switching<\/p>\n

36.The first MPI function call made by every MPI process is the call to:
\u00a0(A) MPLMain ()\u00a0 (B) MPL Wtick()
\u00a0(C) MPL Init ( ) (ANS)<\/strong> (D) MPLBcast ( )<\/p>\n

37.The output generated by the following C program does not include the value:
# include \u00a0
main ()
{ intn=3;
while (n>1)
{if \u252c\u00bdn % 2) !=1)
n=n\/2;
else n=3* n + 1;
printf ( ” % d “, n) ; }
}<\/em><\/p>\n

(A) 5\u00a0 (B) 6 (ANS) <\/strong>(C) 8\u00a0 (D)12<\/p>\n

38. Boundary value analysis is a method for:
\u00a0(A) White box testing\u00a0 (B) Black box testing (ANS)<\/strong>
\u00a0(C) Structural testing\u00a0 (D) Mutation testing<\/p>\n

39.Dijkstra’s Banker’s algorithm is used for:
(A) Deadlock Prevention\u00a0 (B) Deadlock Detection
(C) Deadlock Recovery\u00a0 (D) Deadlock Avoidance (ANS)<\/strong><\/p>\n

40. ~(p v q) == ~ P \/\\ ~q is a famous law in logic known as :
\u00a0(A) Euclidian Law\u00a0 (B) Karnaugh Law
\u00a0(C) Turing’s Law\u00a0 (D) De Morgan’s Law (ANS)<\/strong><\/p>\n

41.The language accepted by a Push down Automata:
\u00a0(A) Type 0\u00a0 (B) Type 1\u00a0 (C) Type 2 (ANS)<\/strong> (D) Type 3<\/p>\n

42. In parallel algorithm design, the process of grouping tasks into larger tasks in order to improve performance :
\u00a0(A) Agglomeration (ANS) <\/strong>(B) Domain Decomposition
\u00a0(C) Mapping\u00a0 (D) None of these
=> grouping small tasks into larger task<\/p>\n

43. A system call in Linux operating system to create a new child process, which is a copy of the parent process :
\u00a0(A) access\u00a0 (B) fork (ANS) <\/strong>(C) flock\u00a0 (D) exec<\/p>\n

44.A preemptive type of process scheduling strategy :
(A) Highest Response Ratio Next Scheduling
(B) Shortest Job First Scheduling
(C) First in First out Scheduling
(D) Shortest Remaining Time Next Scheduling (ANS)<\/strong>
\u00a0It can be higest response next or shortest remaining time next => premeptive version means scheduler will stop abruptly and switch to next process based on some criteria.<\/strong><\/em><\/p>\n

45. The type of geometric transformation applied to an object for repositioning it along a straight line path from one location to another:
(A) Scaling\u00a0 (B) Rotation\u00a0 (C) Translation (ANS)<\/strong> (D) Reflection<\/p>\n

46.Vignere Cipher is a kind of :
(A) Stream Cipher
(B) Mono alphabetic Cipher
(C) Poly alphabetic Cipher (ANS)<\/strong>
(D) Block Cipher<\/p>\n

47. Recursive Descent Parsers are a type of :
(A) L L parsers (B) L R parsers (ANS)<\/strong>
(C) L A L R parsers (D) S L R parsers<\/p>\n

48. The approach used for requirements elicitation in software design and development process:
\u00a0(A) View Points\u00a0 (B) Interview\u00a0 (C) Use – Cases (D) All of these (ANS)<\/strong><\/p>\n

49.The output generated by the following C program
# include \u00a0
int Update (int x)
{
static int y = 10;
y + = x;
return (y) ;
}<\/p>\n

main ()
{
int a, count;
for (count =0 ; count < 3; ++ count)
{
a = Update (count) ;
printf ( “% d “, a);
}
}<\/em><\/p>\n

(A) 10 11 12
(C) 0 1 3
(B) 10 11 13 (ANS)<\/strong>
(D) Compilation Error<\/p>\n

50. Area on earth where signals of a satellite can be received:
(A) Foot- print (ANS)<\/strong> (B) Coverage\u00a0 (C) Range (D) Vicinity<\/p>\n","protected":false},"excerpt":{"rendered":"

27. The following IP address format refers to: \u00a0D31\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D30\u00a0\u00a0\u00a0 D29\u00a0\u00a0\u00a0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 D28-D8 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 D7-D0 \u00a0\u00a0\u00a0 1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 NETWORK\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 HOST (A) Class A addresses\u00a0 (B) Class B addresses (C) Class C addresses (ANS) (D) Class D addresses 28.In C++, a pointer that is…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[22],"tags":[],"class_list":["post-224","post","type-post","status-publish","format-standard","hentry","category-computer-science-combined"],"_links":{"self":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/posts\/224","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=224"}],"version-history":[{"count":0,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/posts\/224\/revisions"}],"wp:attachment":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=224"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=224"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}