@ Home > UGC NET Computer Science Solved Papers > Solved Paper II June 2013 Re-test
41. Cross_tab displays permit users to view ................ of multidimensional data at a time.
(A) One dimension (B) Two dimensions
(C) Three dimensions (D) Multidimensions
42. A method to provide secure transmission of email is called .................
(A) TLS (B) SA
(C) IPSec (D) PGP
43. Thoma’s-write rule is .................
(A) Two phase locking protocol
(B) Timestamp ordering protocol
(C) One phase locking protocol
(D) Sliding window protocol
44. Match the following:
List – I List - II
Process state transition Reason for transition
a. Ready→Running i. Request made by the process
is satisfied or an event for which
it was waiting occurs.
b. Blocked→Ready ii. Process wishes to wait for
some action by another process.
c. Running→Blocked iii. The process is dispatched.
d Running→Ready iv. The process is preempted.
a b c d
(A) iii i ii iv
(B) iv i iii ii
(C) iv iii i ii
(D) iii iii ii i
45. The hit ratio of a Translation Look Aside Buffer (TLAB) is 80%. It takes 20 nanoseconds (ns) to search TLAB and 100 ns to access main memory. The effective memory access time is ................
(A) 36 ns (B) 140 ns
(C) 122 ns (D) 40 ns